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/PIC Stuff/PIC_27J13/Makefile
0,0 → 1,108
#
# There exist several targets which are by default empty and which can be
# used for execution of your targets. These targets are usually executed
# before and after some main targets. They are:
#
# .build-pre: called before 'build' target
# .build-post: called after 'build' target
# .clean-pre: called before 'clean' target
# .clean-post: called after 'clean' target
# .clobber-pre: called before 'clobber' target
# .clobber-post: called after 'clobber' target
# .all-pre: called before 'all' target
# .all-post: called after 'all' target
# .help-pre: called before 'help' target
# .help-post: called after 'help' target
#
# Targets beginning with '.' are not intended to be called on their own.
#
# Main targets can be executed directly, and they are:
#
# build build a specific configuration
# clean remove built files from a configuration
# clobber remove all built files
# all build all configurations
# help print help mesage
#
# Targets .build-impl, .clean-impl, .clobber-impl, .all-impl, and
# .help-impl are implemented in nbproject/makefile-impl.mk.
#
# Available make variables:
#
# CND_BASEDIR base directory for relative paths
# CND_DISTDIR default top distribution directory (build artifacts)
# CND_BUILDDIR default top build directory (object files, ...)
# CONF name of current configuration
# CND_ARTIFACT_DIR_${CONF} directory of build artifact (current configuration)
# CND_ARTIFACT_NAME_${CONF} name of build artifact (current configuration)
# CND_ARTIFACT_PATH_${CONF} path to build artifact (current configuration)
# CND_PACKAGE_DIR_${CONF} directory of package (current configuration)
# CND_PACKAGE_NAME_${CONF} name of package (current configuration)
# CND_PACKAGE_PATH_${CONF} path to package (current configuration)
#
# NOCDDL
 
 
# Environment
MKDIR=mkdir
CP=cp
CCADMIN=CCadmin
RANLIB=ranlib
 
 
# build
build: .build-post
 
.build-pre:
# Add your pre 'build' code here...
 
.build-post: .build-impl
# Add your post 'build' code here...
 
 
# clean
clean: .clean-post
 
.clean-pre:
# Add your pre 'clean' code here...
 
.clean-post: .clean-impl
# Add your post 'clean' code here...
 
 
# clobber
clobber: .clobber-post
 
.clobber-pre:
# Add your pre 'clobber' code here...
 
.clobber-post: .clobber-impl
# Add your post 'clobber' code here...
 
 
# all
all: .all-post
 
.all-pre:
# Add your pre 'all' code here...
 
.all-post: .all-impl
# Add your post 'all' code here...
 
 
# help
help: .help-post
 
.help-pre:
# Add your pre 'help' code here...
 
.help-post: .help-impl
# Add your post 'help' code here...
 
 
 
# include project implementation makefile
include nbproject/Makefile-impl.mk
 
# include project make variables
include nbproject/Makefile-variables.mk
/PIC Stuff/PIC_27J13/adc.c
0,0 → 1,29
#include "maindefs.h"
#include "msg_queues.h"
#include "adc.h"
#include <adc.h>
 
void adc_init() {
TRISAbits.TRISA0 = 1;
OpenADC(ADC_FOSC_64 & ADC_RIGHT_JUST & ADC_0_TAD,
ADC_CH0 & ADC_INT_ON & ADC_REF_VDD_VSS, 0,
ADC_1ANA);
}
 
void adc_start() {
ConvertADC();
}
 
void adc_stop() {
CloseADC();
}
 
void adc_interrupt_handler() {
// Sends the ADC value to main()
unsigned int ret;
unsigned char length;
ret = ReadADC();
length = 2;
// MQ_sendmsg_ToMainFromLow(length, MSGTYPE_ADC_NEWVALUE, &ret);
}
/PIC Stuff/PIC_27J13/adc.h
0,0 → 1,9
#ifndef __adc_h
#define __adc_h
 
void adc_init(void);
void adc_start(void);
void adc_stop(void);
void adc_interrupt_handler(void);
 
#endif
/PIC Stuff/PIC_27J13/buffer.c
0,0 → 1,57
#include "buffer.h"
#include "maindefs.h"
 
#pragma udata buffer1
static unsigned char buffer1[256];
#pragma udata
 
static BUFFER_DATA *buffer_data;
 
void buffer_init(BUFFER_DATA *data) {
buffer_data = data;
buffer_data->index_read = 0;
buffer_data->index_write = 0;
buffer_data->stored_length = 0;
}
 
char buffer_insert(unsigned char length, unsigned char *msg) {
unsigned char i;
 
// Make sure we have enough space to store message
if (length > BUFFER_SIZE - buffer_data->stored_length) {
DBG_PRINT_BUFFER("Buffer: (ERROR) Not enough free space for insert\r\n");
return -1;
}
 
// Update the amount of used space in the buffer
buffer_data->stored_length += length;
 
// Copy data from msg to buffer
for (i = 0; i < length; i++) {
buffer1[buffer_data->index_write] = *(msg + i);
buffer_data->index_write++; // Will automatically overflow to 0
}
 
return 0;
}
 
char buffer_read(unsigned char length, unsigned char *dest) {
unsigned char i;
 
// Make sure requested data is less than size of stored data
if (length > buffer_data->stored_length) {
DBG_PRINT_BUFFER("Buffer: (ERROR) Read length exceedes stored length\r\n");
return -1;
}
 
// Update the amount of used space in the buffer
buffer_data->stored_length -= length;
 
// Copy data from buffer to dest
for (i = 0; i < length; i++) {
*(dest + i) = buffer1[buffer_data->index_read];
buffer_data->index_read++; // Will automatically overflow to 0
}
 
return 0;
}
/PIC Stuff/PIC_27J13/buffer.h
0,0 → 1,18
#ifndef __circular_buffer_h
#define __circular_buffer_h
 
#define BUFFER_OK 0
#define BUFFER_ERROR -1
#define BUFFER_SIZE 256
 
typedef struct __BUFFER_DATA {
unsigned char index_read;
unsigned char index_write;
unsigned char stored_length;
} BUFFER_DATA;
 
void buffer_init(BUFFER_DATA *);
char buffer_insert(unsigned char length, unsigned char *msg);
char buffer_read(unsigned char length, unsigned char *dest);
 
#endif
/PIC Stuff/PIC_27J13/build/default/production/interrupts.o.d
0,0 → 1,10
build/default/production/interrupts.o : \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/interrupts.c \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stdio.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/uart.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/maindefs.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/p18f27j13.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stdarg.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stddef.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/interrupts.h \
 
/PIC Stuff/PIC_27J13/build/default/production/main.o.d
0,0 → 1,14
build/default/production/main.o : \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/main.c \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stdio.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/uart.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/usart.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/delays.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/maindefs.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/p18f27j13.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stdarg.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stddef.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/interrupts.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/pconfig.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/p18cxxx.h \
 
/PIC Stuff/PIC_27J13/build/default/production/uart.o.d
0,0 → 1,10
build/default/production/uart.o : \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/uart.c \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stdio.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/uart.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/string.h \
C:/Users/Kevin/Documents/PIC\ Code/PIC_27J13/maindefs.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/p18f27j13.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stdarg.h \
C:/Program\ Files\ (x86)/Microchip/mplabc18/v3.40/h/stddef.h \
 
/PIC Stuff/PIC_27J13/dist/default/production/PIC_27J13.production.cof
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream
/PIC Stuff/PIC_27J13/dist/default/production/PIC_27J13.production.cof
Property changes:
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+application/octet-stream
\ No newline at end of property
/PIC Stuff/PIC_27J13/dist/default/production/PIC_27J13.production.hex
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/PIC Stuff/PIC_27J13/i2c.c
0,0 → 1,448
#include "msg_queues.h"
#include "maindefs.h"
//#include <i2c.h>
#include "i2c.h"
 
static I2C_DATA *i2c_pdata;
 
// Set up the data structures for the i2c code
// Should be called once before any i2c routines are called
void i2c_init(I2C_DATA *data) {
i2c_pdata = data;
i2c_pdata->buflen = 0;
i2c_pdata->slave_event_count = 0;
i2c_pdata->status = I2C_IDLE;
i2c_pdata->slave_error_count = 0;
i2c_pdata->bufind = 0;
i2c_pdata->buflen = 0;
i2c_pdata->slave_in_last_byte = 0;
i2c_pdata->slave_sending_data = 0;
i2c_pdata->slave_sending_blank_data = 0;
i2c_pdata->mode = 0;
i2c_pdata->master_dest_addr = 0;
i2c_pdata->master_state = I2C_MASTER_IDLE;
}
 
// Setup the PIC to operate as a master.
void i2c_configure_master() {
i2c_pdata->mode = I2C_MODE_MASTER;
 
TRISCbits.TRISC3 = 1;
TRISCbits.TRISC4 = 1;
 
SSPSTAT = 0x0;
SSPCON1 = 0x0;
SSPCON2 = 0x0;
SSPCON1bits.SSPM = 0x8; // I2C Master Mode
SSPADD = 0x77; // Operate at 100KHz (48MHz)
SSPSTATbits.SMP = 1; // Disable Slew Rate Control
SSPCON1bits.SSPEN = 1; // Enable MSSP Module
}
 
// Sends length number of bytes in msg to specified address (no R/W bit)
void i2c_master_send(unsigned char address, unsigned char length, unsigned char *msg) {
int i;
if (length == 0)
return;
// Copy message to send into buffer and save length/address
for (i = 0; i < length; i++) {
i2c_pdata->buffer[i] = msg[i];
}
i2c_pdata->buflen = length;
i2c_pdata->master_dest_addr = address;
i2c_pdata->bufind = 0;
 
// Change status to 'next' operation
i2c_pdata->status = I2C_SEND_ADDR;
i2c_pdata->master_state = I2C_MASTER_SEND;
// Generate start condition
SSPCON2bits.SEN = 1;
}
 
// Reads length number of bytes from address (no R/W bit)
void i2c_master_recv(unsigned char address, unsigned char length) {
if (length == 0)
return;
 
// Save length and address to get data from
i2c_pdata->buflen = length;
i2c_pdata->master_dest_addr = address;
i2c_pdata->bufind = 0;
 
// Change status to 'next' operation
i2c_pdata->status = I2C_SEND_ADDR;
i2c_pdata->master_state = I2C_MASTER_RECV;
// Generate start condition
SSPCON2bits.SEN = 1;
}
 
// Setup the PIC to operate as a slave. The address must not include the R/W bit
void i2c_configure_slave(unsigned char addr) {
i2c_pdata->mode = I2C_MODE_SLAVE;
// Ensure the two lines are set for input (we are a slave)
TRISCbits.TRISC3 = 1;
TRISCbits.TRISC4 = 1;
 
SSPADD = addr << 1; // Set the slave address
 
SSPSTAT = 0x0;
SSPCON1 = 0x0;
SSPCON2 = 0x0;
SSPCON1bits.SSPM = 0xE; // Enable Slave 7-bit w/ start/stop interrupts
SSPSTATbits.SMP = 1; // Slew Off
SSPCON2bits.SEN = 1; // Enable clock-stretching
SSPCON1bits.SSPEN = 1; // Enable MSSP Module
}
 
void i2c_interrupt_handler() {
// Call interrupt depending on which mode we are operating in
if (i2c_pdata->mode == I2C_MODE_MASTER) {
i2c_interrupt_master();
} else if (i2c_pdata->mode == I2C_MODE_SLAVE) {
i2c_interrupt_slave();
}
}
 
// An internal subroutine used in the master version of the i2c_interrupt_handler
void i2c_interrupt_master() {
// If we are in the middle of sending data
if (i2c_pdata->master_state == I2C_MASTER_SEND) {
switch (i2c_pdata->status) {
case I2C_IDLE:
break;
case I2C_SEND_ADDR:
// Send the address with read bit set
i2c_pdata->status = I2C_CHECK_ACK;
SSPBUF = (i2c_pdata->master_dest_addr << 1) | 0x0;
break;
case I2C_CHECK_ACK:
// Check if ACK is received or not
if (!SSPCON2bits.ACKSTAT) {
// If an ACK is received, send next byte of data
if (i2c_pdata->bufind < i2c_pdata->buflen) {
SSPBUF = i2c_pdata->buffer[i2c_pdata->bufind];
i2c_pdata->bufind++;
} else {
// If no more data is to be sent, send stop bit
i2c_pdata->status = I2C_IDLE;
SSPCON2bits.PEN = 1;
i2c_pdata->master_state = I2C_MASTER_IDLE;
MQ_sendmsg_ToMainFromHigh(0, MSGTYPE_I2C_MASTER_SEND_COMPLETE, (void *) 0);
}
} else {
// If a NACK is received, stop transmission and send error
i2c_pdata->status = I2C_IDLE;
SSPCON2bits.PEN = 1;
i2c_pdata->master_state = I2C_MASTER_IDLE;
MQ_sendmsg_ToMainFromHigh(0, MSGTYPE_I2C_MASTER_SEND_FAILED, (void *) 0);
}
break;
}
// If we are in the middle of receiving data
} else if (i2c_pdata->master_state == I2C_MASTER_RECV) {
switch (i2c_pdata->status) {
case I2C_IDLE:
break;
case I2C_SEND_ADDR:
// Send address with write bit set
i2c_pdata->status = I2C_CHECK_ACK;
SSPBUF = (i2c_pdata->master_dest_addr << 1) | 0x1;
break;
case I2C_CHECK_ACK:
// Check if ACK is received
if (!SSPCON2bits.ACKSTAT) {
// If an ACK is received, set module to receive 1 byte of data
i2c_pdata->status = I2C_RCV_DATA;
SSPCON2bits.RCEN = 1;
} else {
// If a NACK is received, stop transmission and send error
i2c_pdata->status = I2C_IDLE;
SSPCON2bits.PEN = 1;
i2c_pdata->master_state = I2C_MASTER_IDLE;
MQ_sendmsg_ToMainFromHigh(0, MSGTYPE_I2C_MASTER_RECV_FAILED, (void *) 0);
}
break;
case I2C_RCV_DATA:
// On receive, save byte into buffer
i2c_pdata->buffer[i2c_pdata->bufind] = SSPBUF;
i2c_pdata->bufind++;
if (i2c_pdata->bufind < i2c_pdata->buflen) {
// If we still need to read, send an ACK to the slave
i2c_pdata->status = I2C_REQ_DATA;
SSPCON2bits.ACKDT = 0; // ACK
SSPCON2bits.ACKEN = 1;
} else {
// If we are done reading, send an NACK to the slave
i2c_pdata->status = I2C_SEND_STOP;
SSPCON2bits.ACKDT = 1; // NACK
SSPCON2bits.ACKEN = 1;
}
break;
case I2C_REQ_DATA:
// Set module to receive one byte of data
i2c_pdata->status = I2C_RCV_DATA;
SSPCON2bits.RCEN = 1;
break;
case I2C_SEND_STOP:
// Send the stop bit and copy message to send to Main()
i2c_pdata->status = I2C_IDLE;
SSPCON2bits.PEN = 1;
i2c_pdata->master_state = I2C_MASTER_IDLE;
MQ_sendmsg_ToMainFromHigh(i2c_pdata->buflen, MSGTYPE_I2C_MASTER_RECV_COMPLETE, (void *) i2c_pdata->buffer);
break;
}
}
}
 
// An internal subroutine used in the slave version of the i2c_interrupt_handler
void i2c_handle_start(unsigned char data_read) {
i2c_pdata->slave_event_count = 1;
i2c_pdata->buflen = 0;
 
// Check to see if we also got the address
if (data_read) {
if (SSPSTATbits.D_A == 1) {
DBG_PRINT_I2C("I2C Start: (ERROR) no address recieved\r\n");
// This is bad because we got data and we wanted an address
i2c_pdata->status = I2C_IDLE;
i2c_pdata->slave_error_count++;
i2c_pdata->slave_error_code = I2C_ERR_NOADDR;
} else {
if (SSPSTATbits.R_W == 1) {
i2c_pdata->status = I2C_SEND_DATA;
} else {
i2c_pdata->status = I2C_RCV_DATA;
}
}
} else {
i2c_pdata->status = I2C_STARTED;
}
}
 
void i2c_interrupt_slave() {
unsigned char i2c_data;
unsigned char data_read_from_buffer = 0;
unsigned char data_written_to_buffer = 0;
unsigned char msg_send_data_to_main = 0;
unsigned char overrun_error = 0;
unsigned char error_buf[3];
unsigned char msgtype = 0;
 
// Clear SSPOV (overflow bit)
if (SSPCON1bits.SSPOV == 1) {
DBG_PRINT_I2C("I2C: overflow detected\r\n");
SSPCON1bits.SSPOV = 0;
// We failed to read the buffer in time, so we know we
// can't properly receive this message, just put us in the
// a state where we are looking for a new message
i2c_pdata->status = I2C_IDLE;
overrun_error = 1;
i2c_pdata->slave_error_count++;
i2c_pdata->slave_error_code = I2C_ERR_OVERRUN;
}
 
// Read SPPxBUF if it is full
if (SSPSTATbits.BF == 1) {
i2c_data = SSPBUF;
DBG_PRINT_I2C("I2C: data read from buffer: %x\r\n", SSPBUF);
data_read_from_buffer = 1;
}
 
if (!overrun_error) {
switch (i2c_pdata->status) {
case I2C_IDLE:
{
// Ignore anything except a start
if (SSPSTATbits.S == 1) {
i2c_handle_start(data_read_from_buffer);
// If we see a slave read, then we need to handle it here
if (i2c_pdata->status == I2C_SEND_DATA) {
// Return the first byte (message id)
SSPBUF = 0x3;
}
}
break;
}
case I2C_STARTED:
{
// In this case, we expect either an address or a stop bit
if (SSPSTATbits.P == 1) {
// We need to check to see if we also read an address (a message of length 0)
i2c_pdata->slave_event_count++;
if (data_read_from_buffer) {
if (SSPSTATbits.D_A == 0) {
msg_send_data_to_main = 1;
} else {
DBG_PRINT_I2C("I2C: (ERROR) no data recieved\r\n");
i2c_pdata->slave_error_count++;
i2c_pdata->slave_error_code = I2C_ERR_NODATA;
}
}
// Return to idle mode
i2c_pdata->status = I2C_IDLE;
} else if (data_read_from_buffer) {
i2c_pdata->slave_event_count++;
if (SSPSTATbits.D_A == 0) {
if (SSPSTATbits.R_W == 0) { // Slave write
i2c_pdata->status = I2C_RCV_DATA;
} else { // Slave read
i2c_pdata->status = I2C_SEND_DATA;
// Return the first byte (message id)
SSPBUF = 0x3;
}
} else {
DBG_PRINT_I2C("I2C: (ERROR) no data recieved\r\n");
i2c_pdata->slave_error_count++;
i2c_pdata->status = I2C_IDLE;
i2c_pdata->slave_error_code = I2C_ERR_NODATA;
}
}
break;
}
case I2C_SEND_DATA:
{
// If we arnt current in the middle of sending data, check to see
// if there is a message in the queue to send
if (!i2c_pdata->slave_sending_data) {
// Check the message type of the next message in queue
msgtype = MQ_peek_FromMainToHigh();
if (msgtype != MSGTYPE_I2C_REPLY || msgtype == 0) {
// If the message queue is empty or to another interrupt processor, return 0xFF
DBG_PRINT_I2C("I2C: Returning 0xFF [%d:%d]\r\n", 0, i2c_pdata->slave_in_last_byte-1);
SSPBUF = 0xFF;
i2c_pdata->bufind = 1;
i2c_pdata->slave_sending_data = 1;
i2c_pdata->slave_sending_blank_data = 1;
data_written_to_buffer = 1;
} else {
i2c_pdata->buflen = MQ_recvmsg_FromMainToHigh(MSGLEN, (unsigned char *)i2c_pdata->slave_outbufmsgtype, (void *) i2c_pdata->buffer);
// DBG_PRINT_I2C("%x\r\n",i2c_ptr->buffer[0]);
// DBG_PRINT_I2C("I2C: buffer Message Length: %d\r\n",i2c_ptr->outbuflen);
if (i2c_pdata->buflen > 0) {
// Otherwise return the first byte of data
DBG_PRINT_I2C("I2C: Returning %x [%d,%d]\r\n", i2c_pdata->buffer[0], 0, i2c_pdata->buflen-1);
SSPBUF = i2c_pdata->buffer[0];
i2c_pdata->bufind = 1;
i2c_pdata->slave_sending_data = 1;
data_written_to_buffer = 1;
} else {
DBG_PRINT_I2C("I2C: (ERROR) Unexpected msg in queue, type = %x\r\n", i2c_pdata->slave_outbufmsgtype);
}
}
} else if (i2c_pdata->slave_sending_blank_data) {
// If we are currently sending 0xFFs back, keep sending for the requested number of bytes
if (i2c_pdata->bufind < i2c_pdata->slave_in_last_byte) {
DBG_PRINT_I2C("I2C: Returning 0xFF [%d:%d]\r\n", i2c_pdata->bufind, i2c_pdata->slave_in_last_byte-1);
SSPBUF = 0xFF;
i2c_pdata->bufind++;
data_written_to_buffer = 1;
} else {
// We have nothing left to send
i2c_pdata->slave_sending_data = 0;
i2c_pdata->slave_sending_blank_data = 0;
i2c_pdata->status = I2C_IDLE;
}
} else {
// Otherwise keep sending back the requested data
if (i2c_pdata->bufind < i2c_pdata->buflen) {
DBG_PRINT_I2C("I2C: Returning %x [%d,%d]\r\n", i2c_pdata->buffer[i2c_pdata->bufind], i2c_pdata->bufind, i2c_pdata->buflen-1);
SSPBUF = i2c_pdata->buffer[i2c_pdata->bufind];
i2c_pdata->bufind++;
data_written_to_buffer = 1;
} else {
// We have nothing left to send
i2c_pdata->slave_sending_data = 0;
i2c_pdata->status = I2C_IDLE;
}
}
break;
}
case I2C_RCV_DATA:
{
// We expect either data or a stop bit or a (if a restart, an addr)
if (SSPSTATbits.P == 1) {
// We need to check to see if we also read data
i2c_pdata->slave_event_count++;
if (data_read_from_buffer) {
if (SSPSTATbits.D_A == 1) {
i2c_pdata->buffer[i2c_pdata->buflen] = i2c_data;
i2c_pdata->buflen++;
msg_send_data_to_main = 1;
} else {
DBG_PRINT_I2C("I2C: (ERROR) no data recieved\r\n");
i2c_pdata->slave_error_count++;
i2c_pdata->slave_error_code = I2C_ERR_NODATA;
i2c_pdata->status = I2C_IDLE;
}
} else {
msg_send_data_to_main = 1;
}
i2c_pdata->status = I2C_IDLE;
} else if (data_read_from_buffer) {
i2c_pdata->slave_event_count++;
if (SSPSTATbits.D_A == 1) {
i2c_pdata->buffer[i2c_pdata->buflen] = i2c_data;
i2c_pdata->buflen++;
} else /* a restart */ {
if (SSPSTATbits.R_W == 1) {
i2c_pdata->status = I2C_SEND_DATA;
msg_send_data_to_main = 1;
// Return the first byte (message id)
SSPBUF = 0x3;
 
} else { // Bad to recv an address again, we aren't ready
DBG_PRINT_I2C("I2C: (ERROR) no data recieved\r\n");
i2c_pdata->slave_error_count++;
i2c_pdata->slave_error_code = I2C_ERR_NODATA;
i2c_pdata->status = I2C_IDLE;
}
}
}
break;
}
}
}
 
// Release the clock stretching bit (if we should)
if (data_read_from_buffer || data_written_to_buffer) {
// Release the clock
if (SSPCON1bits.CKP == 0) {
SSPCON1bits.CKP = 1;
}
}
 
// Must check if the message is too long
if ((i2c_pdata->buflen > MAXI2CBUF - 2) && (!msg_send_data_to_main)) {
DBG_PRINT_I2C("I2C: (ERROR) message too long\r\n");
i2c_pdata->status = I2C_IDLE;
i2c_pdata->slave_error_count++;
i2c_pdata->slave_error_code = I2C_ERR_MSGTOOLONG;
}
 
if (msg_send_data_to_main) {
DBG_PRINT_I2C("I2C: sending message to main()\r\n");
i2c_pdata->slave_in_last_byte = i2c_pdata->buffer[i2c_pdata->buflen-1];
i2c_pdata->buffer[i2c_pdata->buflen] = i2c_pdata->slave_event_count;
MQ_sendmsg_ToMainFromHigh(i2c_pdata->buflen + 1, MSGTYPE_I2C_DATA, (void *) i2c_pdata->buffer);
i2c_pdata->buflen = 0;
} else if (i2c_pdata->slave_error_count >= I2C_ERR_THRESHOLD) {
DBG_PRINT_I2C("I2C: (ERROR) error threshold passed\r\n");
error_buf[0] = i2c_pdata->slave_error_count;
error_buf[1] = i2c_pdata->slave_error_code;
error_buf[2] = i2c_pdata->slave_event_count;
MQ_sendmsg_ToMainFromHigh(sizeof (unsigned char) *3, MSGTYPE_I2C_DBG, (void *) error_buf);
i2c_pdata->slave_error_count = 0;
}
}
 
unsigned char i2c_master_busy() {
if (i2c_pdata->master_state == I2C_MASTER_IDLE) {
return 0;
} else {
return 1;
}
}
/PIC Stuff/PIC_27J13/i2c.h
0,0 → 1,57
#ifndef __i2c_h
#define __i2c_h
 
#define MAXI2CBUF MSGLEN
 
#define I2C_IDLE 0x5
#define I2C_STARTED 0x6
#define I2C_RCV_DATA 0x7
#define I2C_SEND_DATA 0x8
#define I2C_SEND_ADDR 0x9
#define I2C_CHECK_ACK 0xB
#define I2C_REQ_DATA 0xC
#define I2C_SEND_STOP 0xD
 
#define I2C_MODE_SLAVE 0x10
#define I2C_MODE_MASTER 0x11
 
#define I2C_MASTER_SEND 0x20
#define I2C_MASTER_RECV 0x21
#define I2C_MASTER_IDLE 0x22
 
#define I2C_ERR_THRESHOLD 1
#define I2C_ERR_OVERRUN 0x4
#define I2C_ERR_NOADDR 0x5
#define I2C_ERR_NODATA 0x6
#define I2C_ERR_MSGTOOLONG 0x7
#define I2C_ERR_MSG_TRUNC 0x8
 
typedef struct __I2C_DATA {
unsigned char buffer[MAXI2CBUF];
int buflen;
unsigned char status;
unsigned char bufind;
unsigned char slave_event_count;
unsigned char slave_error_code;
unsigned char slave_error_count;
unsigned char slave_in_last_byte;
unsigned char slave_outbufmsgtype;
unsigned char slave_sending_data;
unsigned char slave_sending_blank_data;
 
unsigned char master_dest_addr;
unsigned char master_state;
unsigned char mode;
} I2C_DATA;
 
void i2c_init(I2C_DATA *);
void i2c_interrupt_handler(void);
void i2c_interrupt_slave(void);
void i2c_interrupt_master(void);
void i2c_configure_slave(unsigned char);
void i2c_configure_master(void);
void i2c_master_send(unsigned char address, unsigned char length,unsigned char *msg);
void i2c_master_recv(unsigned char address, unsigned char length);
unsigned char i2c_master_busy(void);
 
#endif
/PIC Stuff/PIC_27J13/interrupts.c
0,0 → 1,208
#include "maindefs.h"
#include "uart.h"
#include "interrupts.h"
 
//----------------------------------------------------------------------------
// Note: This code for processing interrupts is configured to allow for high and
// low priority interrupts. The high priority interrupt can interrupt the
// the processing of a low priority interrupt. However, only one of each type
// can be processed at the same time. It is possible to enable nesting of low
// priority interrupts, but this code is not setup for that and this nesting
// is not enabled.
 
void interrupt_init() {
// Peripheral interrupts can have their priority set to high or low
// Decide on the priority of the enabled peripheral interrupts (0 is low, 1 is high)
 
// High priority interrupts
IPR1bits.RC1IP = 1; // USART1 RX interrupt
IPR1bits.TX1IP = 1; // USART1 TX interrupt
// IPR3bits.RC2IP = 1; // USART2 RX interrupt
// IPR1bits.SSPIP = 1; // I2C interrupt
 
// Low priority interrupts
// INTCON2bits.TMR0IP = 0; // Timer0 interrupt
// IPR1bits.TMR1IP = 0; // Timer1 interrupt
// IPR2bits.TMR3IP = 0; // Timer 3 interrupt
// IPR1bits.ADIP = 0; // ADC interupt
// INTCON2bits.RBIP = 0; // Port B interrupt
// INTCON3bits.INT1IP = 0; // INT1 interrupt
// Enable I2C interrupt
// PIE1bits.SSPIE = 1;
// Enable Port B interrupt
// INTCONbits.RBIE = 1;
// Enable interrupt for INT1
// INTCON3bits.INT1IE = 1;
}
 
void interrupt_enable() {
// Peripheral interrupts can have their priority set to high or low.
// Enable both high-priority interrupts and low-priority interrupts
RCONbits.IPEN = 1;
INTCONbits.GIEH = 1;
INTCONbits.GIEL = 1;
}
 
int interrupt_in_high_interrupt_routine() {
return (!INTCONbits.GIEH);
}
 
int interrupt_low_int_active() {
return (!INTCONbits.GIEL);
}
 
int interrupt_in_low_interrupt_routine() {
if (INTCONbits.GIEL == 1) {
return (0);
} else if (interrupt_in_high_interrupt_routine()) {
return (0);
} else {
return (1);
}
}
 
int interrupt_in_main_routine() {
if ((!interrupt_in_low_interrupt_routine()) && (!interrupt_in_high_interrupt_routine())) {
return (1);
} else {
return (0);
}
}
 
// Set up the interrupt vectors
void InterruptHandlerHigh();
void InterruptHandlerLow();
 
#pragma code InterruptVectorLow = 0x18
 
void InterruptVectorLow(void) {
_asm
goto InterruptHandlerLow //jump to interrupt routine
_endasm
}
 
#pragma code InterruptVectorHigh = 0x08
 
void InterruptVectorHigh(void) {
_asm
goto InterruptHandlerHigh //jump to interrupt routine
_endasm
}
 
//----------------------------------------------------------------------------
// High priority interrupt routine
// this parcels out interrupts to individual handlers
 
#pragma code
#pragma interrupt InterruptHandlerHigh
 
void InterruptHandlerHigh() {
// We need to check the interrupt flag of each enabled high-priority interrupt to
// see which device generated this interrupt. Then we can call the correct handler.
 
// Check to see if we have an interrupt on USART1 RX
if (PIR1bits.RC1IF) {
// Call the interrupt handler
UART1_Recv_Interrupt_Handler();
 
// Clear the interrupt flag
PIR1bits.RC1IF = 0;
 
return;
}
 
// Check to see if we have an interrupt on USART1 TX
if (PIR1bits.TX1IF) {
// Call the interrupt handler
UART1_Send_Interrupt_Handler();
// Clear the interrupt flag
PIR1bits.TX1IF = 0;
 
return;
}
// // Check to see if we have an interrupt on USART2 RX
// if (PIR3bits.RC2IF) {
// DBG_PRINT_INT("INT: UART2 RX\r\n");
// // Call the interrupt handler
// uart_2_recv_interrupt_handler();
//
// // Clear the interrupt flag
// PIR3bits.RC2IF = 0;
// }
// // Check to see if we have an I2C interrupt
// if (PIR1bits.SSPIF) {
// DBG_PRINT_INT("INT: I2C\r\n");
// // Call the handler
// i2c_interrupt_handler();
//
// // Clear the interrupt flag
// PIR1bits.SSPIF = 0;
// }
}
 
//----------------------------------------------------------------------------
// Low priority interrupt routine
// this parcels out interrupts to individual handlers
#pragma code
#pragma interruptlow InterruptHandlerLow
// This works the same way as the "High" interrupt handler
 
void InterruptHandlerLow() {
// // Check to see if we have an interrupt on INT1
// if (INTCON3bits.INT1IF) {
// DBG_PRINT_INT("INT: INT1\r\n");
// int1_interrupt_handler();
//
// INTCON3bits.INT1IF = 0;
// }
 
// // Check to see if we have an interrupt on any port B inputs <4:7>
// if (INTCONbits.RBIF) {
// DBG_PRINT_INT("INT: Port B\r\n");
// port_b_int_interrupt_handler();
//
// INTCONbits.RBIF = 0;
// }
// // Check to see if we have an interrupt on timer 0
// if (INTCONbits.TMR0IF) {
// DBG_PRINT_INT("INT: Timer 0\r\n");
// // Call the handler
// timer0_interrupt_handler();
//
// // Clear this interrupt flag
// INTCONbits.TMR0IF = 0;
// }
 
// // Check to see if we have an interrupt on timer 1
// if (PIR1bits.TMR1IF) {
// // Call the interrupt handler
// timer1_interrupt_handler();
//
// // Clear the interrupt flag
// PIR1bits.TMR1IF = 0;
// }
 
// // Check to see if we have an interrupt on timer 3
// if (PIR2bits.TMR3IF) {
// DBG_PRINT_INT("INT: Timer 3\r\n");
// timer3_interrupt_handler();
//
// PIR2bits.TMR3IF = 0;
// }
 
// // Check to see if we have an interrupt on ADC
// if (PIR1bits.ADIF) {
// // Call the interrupt handler
// adc_interrupt_handler();
//
// // Clear the interrupt flag
// PIR1bits.ADIF = 0;
// }
}
 
/PIC Stuff/PIC_27J13/interrupts.h
0,0 → 1,29
#ifndef __interrupts_h
#define __interrupts_h
 
// Note: As the interrupt system is currently setup, at the end
// of each high-priority interrupt, the system will check to
// see if the processor may be put to sleep. This is done
// with the call sleep_high_interrupt_if_okay() which is defined
// in msg_queues.h -- init_queues() MUST be called prior to
// enabling interrupts if sleep_high_interrupt_if_okay() is called!
 
// Initialize the interrupts
void interrupt_init(void);
 
// enable the interrupts (high and low priority)
void interrupt_enable(void);
 
// Are we calling from a high-priority interrupt?
int interrupt_in_high_interrupt_routine(void);
 
// Is a low-priority interrupt active?
int interrupt_low_int_active(void);
 
// Are we calling from a low-priority interrupt?
int interrupt_in_low_interrupt_routine(void);
 
// Are we calling this from the "main" routine (i.e., not an interrrupt handler?)
int interrupt_in_main_routine(void);
 
#endif
/PIC Stuff/PIC_27J13/led_driver.c
0,0 → 1,152
#include "maindefs.h"
#include "led_driver.h"
#include "delays.h"
 
/* Output Pins:
* RA0 - LED Display Latch Enable (PPS)
* RA1 - LED Display CLK (PPS)
* RA2 - LED Display DIN (PPS)
* RA3 - LED Display Output Enable (PPS)
*/
 
void led_driver_init() {
TRISAbits.TRISA0 = 0; // LE
TRISAbits.TRISA1 = 0; // CLK
TRISAbits.TRISA2 = 0; // DAT
TRISAbits.TRISA3 = 0; // OE
LATAbits.LATA0 = 0; // LE
LATAbits.LATA1 = 0; // CLK
LATAbits.LATA2 = 0; // DAT
LATAbits.LATA3 = 0; // OE
 
led_driver_data(0,0);
}
 
void led_driver_clock() {
LATAbits.LATA1 = 0x1; // Simple clock output toggle
Nop();
LATAbits.LATA1 = 0x0;
Nop();
}
 
void led_driver_data(char left, char right) {
int i;
LATAbits.LATA0 = 0x0; // Set latch low to pause display
for (i = 0; i < 8; i++) {
LATAbits.LATA2 = right & 0x1; // Shift out right character first
led_driver_clock();
right >>= 1;
}
for (i = 0; i < 8; i++) {
LATAbits.LATA2 = left & 0x1; // Then shift out left character
led_driver_clock();
left >>= 1;
}
LATAbits.LATA0 = 0x1; // Set latch high to resume display
}
 
void led_driver_num(unsigned char data) {
unsigned char left = 0;
unsigned char right = 0;
unsigned char tmp = 0;
// if (data > 99) {
// led_driver_data(0,0);
// return;
// }
// Determine right character (1s digit)
tmp = data % 10;
switch (tmp) {
case 0:
right = LED_CHAR_0;
break;
case 1:
right = LED_CHAR_1;
break;
case 2:
right = LED_CHAR_2;
break;
case 3:
right = LED_CHAR_3;
break;
case 4:
right = LED_CHAR_4;
break;
case 5:
right = LED_CHAR_5;
break;
case 6:
right = LED_CHAR_6;
break;
case 7:
right = LED_CHAR_7;
break;
case 8:
right = LED_CHAR_8;
break;
case 9:
right = LED_CHAR_9;
break;
}
 
// Determine left character (10s digit)
tmp = data / 10;
switch (tmp) {
case 0:
left = LED_CHAR_0;
break;
case 1:
left = LED_CHAR_1;
break;
case 2:
left = LED_CHAR_2;
break;
case 3:
left = LED_CHAR_3;
break;
case 4:
left = LED_CHAR_4;
break;
case 5:
left = LED_CHAR_5;
break;
case 6:
left = LED_CHAR_6;
break;
case 7:
left = LED_CHAR_7;
break;
case 8:
left = LED_CHAR_8;
break;
case 9:
left = LED_CHAR_9;
break;
}
 
led_driver_data(left, right);
// if (data <= 25) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_0);
// } else if (data > 25 && data <= 50) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_1);
// } else if (data > 50 && data <= 75) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_2);
// } else if (data > 75 && data <= 100) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_3);
// } else if (data > 100 && data <= 125) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_4);
// } else if (data > 125 && data <= 150) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_5);
// } else if (data > 150 && data <= 175) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_6);
// } else if (data > 175 && data <= 200) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_7);
// } else if (data > 200 && data <= 225) {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_8);
// } else {
// led_driver_data(LED_CHAR_BLANK,LED_CHAR_9);
// }
}
/PIC Stuff/PIC_27J13/led_driver.h
0,0 → 1,48
#ifndef __led_driver_h
#define __led_driver_h
 
static char LED_CHAR_BLANK = 0b00000000;
static char LED_CHAR_A = 0b11101110;
static char LED_CHAR_B = 0b11111110;
static char LED_CHAR_C = 0b10011100;
static char LED_CHAR_D = 0b11111100;
static char LED_CHAR_E = 0b10011110;
static char LED_CHAR_F = 0b10001110;
static char LED_CHAR_U = 0b01111100;
 
static char LED_CHAR_0 = 0b11111100;
static char LED_CHAR_1 = 0b01100000;
static char LED_CHAR_2 = 0b11011010;
static char LED_CHAR_3 = 0b11110010;
static char LED_CHAR_4 = 0b01100110;
static char LED_CHAR_5 = 0b10110110;
static char LED_CHAR_6 = 0b10111110;
static char LED_CHAR_7 = 0b11100100;
static char LED_CHAR_8 = 0b11111110;
static char LED_CHAR_9 = 0b11110110;
 
//#define LED_CHAR_BLANK (char)0b00000000;
//#define LED_CHAR_A (char)0b11101110;
//#define LED_CHAR_B (char)0b11111110;
//#define LED_CHAR_C (char)0b10011100;
//#define LED_CHAR_D (char)0b11111100;
//#define LED_CHAR_E (char)0b10011110;
//#define LED_CHAR_F (char)0b10001110;
//
//#define LED_CHAR_0 (char)0b11111100;
//#define LED_CHAR_1 (char)0b01100000;
//#define LED_CHAR_2 (char)0b11011010;
//#define LED_CHAR_3 (char)0b11110010;
//#define LED_CHAR_4 (char)0b01100110;
//#define LED_CHAR_5 (char)0b10110110;
//#define LED_CHAR_6 (char)0b10111110;
//#define LED_CHAR_7 (char)0b11100100;
//#define LED_CHAR_8 (char)0b11111110;
//#define LED_CHAR_9 (char)0b11110110;
 
void led_driver_init(void);
void led_driver_clock(void);
void led_driver_data(char, char);
void led_driver_num(unsigned char);
 
#endif
/PIC Stuff/PIC_27J13/main.c
0,0 → 1,94
#include "maindefs.h"
#include "interrupts.h"
#include "uart.h"
//#include "i2c.h"
//#include "adc.h"
//#include "timers.h"
//#include "xbee.h"
//#include "led_driver.h"
//#include "pwm.h"
//#include "delays.h"
//#include "pin_interrupts.h"
#include <usart.h>
#include <delays.h>
 
#pragma config WDTEN = OFF // Turn off watchdog timer
#pragma config XINST = OFF // Turn off extended instruction set
#pragma config OSC = HSPLL // Use external oscillator (101)
#pragma config PLLDIV = 3 // Set PPL prescaler to 3 (to get 4MHz)
#pragma config CFGPLLEN = ON // Enable PLL on startup
#pragma config PLLSEL = PLL96 // Use 96MHz PLL 4MHz -> 96MHz / 2 = 48MHz
//#pragma config SOSCSEL = HIGH // High Power T1OSC/SOSC circuit selected
//#pragma config ADCSEL = BIT12 // 12-bit ADrC
//#pragma config IOL1WAY = OFF // IOLOCK bit can be set and cleared as needed
 
/* ----------- IO Pins -----------
* RA0 -
* RA1 -
* RA2 -
* RA3 -
* RA4 - [CANNOT BE USED (VDDCORE/VCAP)]
* RA5 -
* RA6 - Oscillator
* RA7 - Oscillator
*
* RC0 -
* RC1 -
* RC2 -
* RC3 -
* RC4 -
* RC5 -
* RC6 - UART Debug Output
* RC7 - UART Debug Input
*
* RB0 -
* RB1 -
* RB2 -
* RB3 -
* RB4 -
* RB5 -
* RB6 -
* RB7 -
* ---------------------------- */
 
//static I2C_DATA i2c_data;
//static XBEE_DATA xbee_data;
 
void main(void) {
unsigned char i = 0;
unsigned char length = 0;
unsigned char buffer[100];
/* --------------------- Oscillator Configuration --------------------- */
// OSCTUNEbits.PLLEN = 1; // Enable 4x PLL
OSCCONbits.IRCF = 0b111; // Set INTOSC postscaler to 8MHz
OSCCONbits.SCS = 0b00; // Use 96MHz PLL as primary clock source
/* -------------------------------------------------------------------- */
 
// Set all ports as digial I/O
ANCON0 = 0xFF;
ANCON1 = 0x1F;
 
UART1_Init(); // Initialize the UART handler code
// xbee_init(&xbee_data); // Initialize the XBee handler code
// i2c_init(&i2c_data); // Initialize the I2C handler code
// adc_init(); // Initialize the ADC
// timers_init(); // Initialize timers
// port_b_int_init(); // Initialze Port B interrupt handler
// pwm_init(); // Initialize the PWM output driver
interrupt_enable(); // Enable high-priority interrupts and low-priority interrupts
interrupt_init(); // Initialize the interrupt priorities
 
DBG_PRINT_MAIN("\r\nBegin Program\r\n");
// Loop and process recieved messages from interrupts;
 
while (1) {
length = UART1_Read((char *)buffer);
if (length != 0) {
UART1_WriteB((char *)buffer, length) ;
}
Delay10KTCYx(255);
}
}
/PIC Stuff/PIC_27J13/maindefs.h
0,0 → 1,85
#ifndef __maindefs_h
#define __maindefs_h
 
#include <p18f27j13.h>
#include <stdio.h>
 
#define _DEBUG
 
// Enable or disable debug prints depending on project preprocessor (_DEBUG)
#ifdef _DEBUG
#define DBG_PRINT_MAIN(x) UART1_WriteS(x)
#define DBG_PRINT_UART(x) UART1_WriteS(x)
#define DBG_PRINT_I2C(x)
#define DBG_PRINT_XBEE(x)
#define DBG_PRINT_PORTB_INT(x)
#define DBG_PRINT_INT(x)
#define DBG_PRINT_BUFFER(x)
#else
#define DBG_PRINT_MAIN(x)
#define DBG_PRINT_UART(x)
#define DBG_PRINT_I2C(x)
#define DBG_PRINT_XBEE(x)
#define DBG_PRINT_PORTB_INT(x)
#define DBG_PRINT_INT(x)
#define DBG_PRINT_BUFFER(x)
#endif
 
// Message type definitions
#define MSGTYPE_RESEND 1
 
#define MSGTYPE_TIMER0 10
#define MSGTYPE_TIMER1 11
#define MSGTYPE_TIMER2 12
#define MSGTYPE_TIMER3 13
#define MSGTYPE_TIMER4 14
#define MSGTYPE_TIMER5 15
#define MSGTYPE_TIMER6 16
#define MSGTYPE_TIMER8 17
#define MSGTYPE_MAIN1 20
#define MSGTYPE_OVERRUN 30
#define MSGTYPE_UART_DATA 31
#define MSGTYPE_I2C_DBG 40
#define MSGTYPE_I2C_DATA 41
#define MSGTYPE_I2C_REPLY 42
//#define MSGTYPE_I2C_RQST 43
 
// Unused (Used for I2C Master Mode)
#define MSGTYPE_I2C_MASTER_SEND_COMPLETE 43
#define MSGTYPE_I2C_MASTER_SEND_FAILED 44
#define MSGTYPE_I2C_MASTER_RECV_COMPLETE 45
#define MSGTYPE_I2C_MASTER_RECV_FAILED 46
 
#define MSGTYPE_ADC_NEWVALUE 50
 
#define MSGTYPE_XBEE_RX_AT_COMMAND_RESPONSE 60
#define MSGTYPE_XBEE_RX_DATA_PACKET 61
#define MSGTYPE_XBEE_RX_DATA_TX_STATUS 62
#define MSGTYPE_XBEE_RX_IO_DATA_SAMPLE 63
#define MSGTYPE_XBEE_RX_EXPLICIT_COMMAND 64
#define MSGTYPE_XBEE_RX_REMOTE_AT_COMMAND_RESPONSE 65
#define MSGTYPE_XBEE_RX_ROUTE_RECORD 66
#define MSGTYPE_XBEE_RX_NODE_IDENTIFICATION 67
#define MSGTYPE_XBEE_RX_FRAME_MODEM_STATUS 68
 
#define MSGTYPE_PORTB_4_DOWN 70
#define MSGTYPE_PORTB_4_UP 71
#define MSGTYPE_PORTB_5_DOWN 72
#define MSGTYPE_PORTB_5_UP 73
#define MSGTYPE_PORTB_6_DOWN 74
#define MSGTYPE_PORTB_6_UP 75
#define MSGTYPE_PORTB_7_DOWN 76
#define MSGTYPE_PORTB_7_UP 77
 
#define MSGTYPE_INT1 80
 
enum I2C_STATE {
I2C_STATE_IDLE,
I2C_WAIT_WRITE_LENGTH_ACK,
I2C_WAIT_WRITE_DATA_ACK,
I2C_WAIT_REPLY_LENGTH,
I2C_WAIT_REPLY_DATA
};
 
#endif
 
/PIC Stuff/PIC_27J13/nbproject/Makefile-default.mk
0,0 → 1,149
#
# Generated Makefile - do not edit!
#
# Edit the Makefile in the project folder instead (../Makefile). Each target
# has a -pre and a -post target defined where you can add customized code.
#
# This makefile implements configuration specific macros and targets.
 
 
# Include project Makefile
include Makefile
# Include makefile containing local settings
ifeq "$(wildcard nbproject/Makefile-local-default.mk)" "nbproject/Makefile-local-default.mk"
include nbproject/Makefile-local-default.mk
endif
 
# Environment
MKDIR=gnumkdir -p
RM=rm -f
MV=mv
CP=cp
 
# Macros
CND_CONF=default
ifeq ($(TYPE_IMAGE), DEBUG_RUN)
IMAGE_TYPE=debug
OUTPUT_SUFFIX=cof
DEBUGGABLE_SUFFIX=cof
FINAL_IMAGE=dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}
else
IMAGE_TYPE=production
OUTPUT_SUFFIX=hex
DEBUGGABLE_SUFFIX=cof
FINAL_IMAGE=dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}
endif
 
# Object Directory
OBJECTDIR=build/${CND_CONF}/${IMAGE_TYPE}
 
# Distribution Directory
DISTDIR=dist/${CND_CONF}/${IMAGE_TYPE}
 
# Object Files Quoted if spaced
OBJECTFILES_QUOTED_IF_SPACED=${OBJECTDIR}/interrupts.o ${OBJECTDIR}/main.o ${OBJECTDIR}/uart.o
POSSIBLE_DEPFILES=${OBJECTDIR}/interrupts.o.d ${OBJECTDIR}/main.o.d ${OBJECTDIR}/uart.o.d
 
# Object Files
OBJECTFILES=${OBJECTDIR}/interrupts.o ${OBJECTDIR}/main.o ${OBJECTDIR}/uart.o
 
 
CFLAGS=
ASFLAGS=
LDLIBSOPTIONS=
 
############# Tool locations ##########################################
# If you copy a project from one host to another, the path where the #
# compiler is installed may be different. #
# If you open this project with MPLAB X in the new host, this #
# makefile will be regenerated and the paths will be corrected. #
#######################################################################
# fixDeps replaces a bunch of sed/cat/printf statements that slow down the build
FIXDEPS=fixDeps
 
.build-conf: ${BUILD_SUBPROJECTS}
${MAKE} -f nbproject/Makefile-default.mk dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}
 
MP_PROCESSOR_OPTION=18F27J13
MP_PROCESSOR_OPTION_LD=18f27j13
MP_LINKER_DEBUG_OPTION=
# ------------------------------------------------------------------------------------
# Rules for buildStep: assemble
ifeq ($(TYPE_IMAGE), DEBUG_RUN)
else
endif
 
# ------------------------------------------------------------------------------------
# Rules for buildStep: compile
ifeq ($(TYPE_IMAGE), DEBUG_RUN)
${OBJECTDIR}/interrupts.o: interrupts.c nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} ${OBJECTDIR}
@${RM} ${OBJECTDIR}/interrupts.o.d
${MP_CC} $(MP_EXTRA_CC_PRE) -D__DEBUG -D__MPLAB_DEBUGGER_PK3=1 -p$(MP_PROCESSOR_OPTION) -oi -mL -I ${MP_CC_DIR}\\..\\h -fo ${OBJECTDIR}/interrupts.o interrupts.c
@${DEP_GEN} -d ${OBJECTDIR}/interrupts.o
${OBJECTDIR}/main.o: main.c nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} ${OBJECTDIR}
@${RM} ${OBJECTDIR}/main.o.d
${MP_CC} $(MP_EXTRA_CC_PRE) -D__DEBUG -D__MPLAB_DEBUGGER_PK3=1 -p$(MP_PROCESSOR_OPTION) -oi -mL -I ${MP_CC_DIR}\\..\\h -fo ${OBJECTDIR}/main.o main.c
@${DEP_GEN} -d ${OBJECTDIR}/main.o
${OBJECTDIR}/uart.o: uart.c nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} ${OBJECTDIR}
@${RM} ${OBJECTDIR}/uart.o.d
${MP_CC} $(MP_EXTRA_CC_PRE) -D__DEBUG -D__MPLAB_DEBUGGER_PK3=1 -p$(MP_PROCESSOR_OPTION) -oi -mL -I ${MP_CC_DIR}\\..\\h -fo ${OBJECTDIR}/uart.o uart.c
@${DEP_GEN} -d ${OBJECTDIR}/uart.o
else
${OBJECTDIR}/interrupts.o: interrupts.c nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} ${OBJECTDIR}
@${RM} ${OBJECTDIR}/interrupts.o.d
${MP_CC} $(MP_EXTRA_CC_PRE) -p$(MP_PROCESSOR_OPTION) -oi -mL -I ${MP_CC_DIR}\\..\\h -fo ${OBJECTDIR}/interrupts.o interrupts.c
@${DEP_GEN} -d ${OBJECTDIR}/interrupts.o
${OBJECTDIR}/main.o: main.c nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} ${OBJECTDIR}
@${RM} ${OBJECTDIR}/main.o.d
${MP_CC} $(MP_EXTRA_CC_PRE) -p$(MP_PROCESSOR_OPTION) -oi -mL -I ${MP_CC_DIR}\\..\\h -fo ${OBJECTDIR}/main.o main.c
@${DEP_GEN} -d ${OBJECTDIR}/main.o
${OBJECTDIR}/uart.o: uart.c nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} ${OBJECTDIR}
@${RM} ${OBJECTDIR}/uart.o.d
${MP_CC} $(MP_EXTRA_CC_PRE) -p$(MP_PROCESSOR_OPTION) -oi -mL -I ${MP_CC_DIR}\\..\\h -fo ${OBJECTDIR}/uart.o uart.c
@${DEP_GEN} -d ${OBJECTDIR}/uart.o
endif
 
# ------------------------------------------------------------------------------------
# Rules for buildStep: link
ifeq ($(TYPE_IMAGE), DEBUG_RUN)
dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}: ${OBJECTFILES} nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} dist/${CND_CONF}/${IMAGE_TYPE}
${MP_LD} $(MP_EXTRA_LD_PRE) -p$(MP_PROCESSOR_OPTION_LD) -w -x -u_DEBUG -z__MPLAB_BUILD=1 -u_CRUNTIME -z__MPLAB_DEBUG=1 -z__MPLAB_DEBUGGER_PK3=1 $(MP_LINKER_DEBUG_OPTION) -l ${MP_CC_DIR}\\..\\lib -o dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX} ${OBJECTFILES_QUOTED_IF_SPACED}
else
dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}: ${OBJECTFILES} nbproject/Makefile-${CND_CONF}.mk
@${MKDIR} dist/${CND_CONF}/${IMAGE_TYPE}
${MP_LD} $(MP_EXTRA_LD_PRE) -p$(MP_PROCESSOR_OPTION_LD) -w -z__MPLAB_BUILD=1 -u_CRUNTIME -l ${MP_CC_DIR}\\..\\lib -o dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${DEBUGGABLE_SUFFIX} ${OBJECTFILES_QUOTED_IF_SPACED}
endif
 
 
# Subprojects
.build-subprojects:
 
 
# Subprojects
.clean-subprojects:
 
# Clean Targets
.clean-conf: ${CLEAN_SUBPROJECTS}
${RM} -r build/default
${RM} -r dist/default
 
# Enable dependency checking
.dep.inc: .depcheck-impl
 
DEPFILES=$(shell mplabwildcard ${POSSIBLE_DEPFILES})
ifneq (${DEPFILES},)
include ${DEPFILES}
endif
/PIC Stuff/PIC_27J13/nbproject/Makefile-genesis.properties
0,0 → 1,8
#
#Thu Jun 28 12:38:48 EDT 2012
default.com-microchip-mplab-nbide-toolchainC18-C18LanguageToolchain.md5=fd3c294f650afc344cfb0579847b1618
default.languagetoolchain.dir=C\:\\Program Files (x86)\\Microchip\\mplabc18\\v3.40\\bin
com-microchip-mplab-nbide-embedded-makeproject-MakeProject.md5=39edbdd4b2849b7912992109f4b86781
default.languagetoolchain.version=3.40
host.platform=windows
conf.ids=default
/PIC Stuff/PIC_27J13/nbproject/Makefile-impl.mk
0,0 → 1,69
#
# Generated Makefile - do not edit!
#
# Edit the Makefile in the project folder instead (../Makefile). Each target
# has a pre- and a post- target defined where you can add customization code.
#
# This makefile implements macros and targets common to all configurations.
#
# NOCDDL
 
 
# Building and Cleaning subprojects are done by default, but can be controlled with the SUB
# macro. If SUB=no, subprojects will not be built or cleaned. The following macro
# statements set BUILD_SUB-CONF and CLEAN_SUB-CONF to .build-reqprojects-conf
# and .clean-reqprojects-conf unless SUB has the value 'no'
SUB_no=NO
SUBPROJECTS=${SUB_${SUB}}
BUILD_SUBPROJECTS_=.build-subprojects
BUILD_SUBPROJECTS_NO=
BUILD_SUBPROJECTS=${BUILD_SUBPROJECTS_${SUBPROJECTS}}
CLEAN_SUBPROJECTS_=.clean-subprojects
CLEAN_SUBPROJECTS_NO=
CLEAN_SUBPROJECTS=${CLEAN_SUBPROJECTS_${SUBPROJECTS}}
 
 
# Project Name
PROJECTNAME=PIC_27J13
 
# Active Configuration
DEFAULTCONF=default
CONF=${DEFAULTCONF}
 
# All Configurations
ALLCONFS=default
 
 
# build
.build-impl: .build-pre
${MAKE} -f nbproject/Makefile-${CONF}.mk SUBPROJECTS=${SUBPROJECTS} .build-conf
 
 
# clean
.clean-impl: .clean-pre
${MAKE} -f nbproject/Makefile-${CONF}.mk SUBPROJECTS=${SUBPROJECTS} .clean-conf
 
# clobber
.clobber-impl: .clobber-pre .depcheck-impl
${MAKE} SUBPROJECTS=${SUBPROJECTS} CONF=default clean
 
 
 
# all
.all-impl: .all-pre .depcheck-impl
${MAKE} SUBPROJECTS=${SUBPROJECTS} CONF=default build
 
 
 
# dependency checking support
.depcheck-impl:
# @echo "# This code depends on make tool being used" >.dep.inc
# @if [ -n "${MAKE_VERSION}" ]; then \
# echo "DEPFILES=\$$(wildcard \$$(addsuffix .d, \$${OBJECTFILES}))" >>.dep.inc; \
# echo "ifneq (\$${DEPFILES},)" >>.dep.inc; \
# echo "include \$${DEPFILES}" >>.dep.inc; \
# echo "endif" >>.dep.inc; \
# else \
# echo ".KEEP_STATE:" >>.dep.inc; \
# echo ".KEEP_STATE_FILE:.make.state.\$${CONF}" >>.dep.inc; \
# fi
/PIC Stuff/PIC_27J13/nbproject/Makefile-local-default.mk
0,0 → 1,35
#
# Generated Makefile - do not edit!
#
#
# This file contains information about the location of compilers and other tools.
# If you commmit this file into your revision control server, you will be able to
# to checkout the project and build it from the command line with make. However,
# if more than one person works on the same project, then this file might show
# conflicts since different users are bound to have compilers in different places.
# In that case you might choose to not commit this file and let MPLAB X recreate this file
# for each user. The disadvantage of not commiting this file is that you must run MPLAB X at
# least once so the file gets created and the project can be built. Finally, you can also
# avoid using this file at all if you are only building from the command line with make.
# You can invoke make with the values of the macros:
# $ makeMP_CC="/opt/microchip/mplabc30/v3.30c/bin/pic30-gcc" ...
#
SHELL=cmd.exe
PATH_TO_IDE_BIN=C:/Program Files (x86)/Microchip/MPLABX/mplab_ide/mplab_ide/modules/../../bin/
# Adding MPLAB X bin directory to path.
PATH:=C:/Program Files (x86)/Microchip/MPLABX/mplab_ide/mplab_ide/modules/../../bin/:$(PATH)
# Path to java used to run MPLAB X when this makefile was created
MP_JAVA_PATH="C:\Program Files (x86)\Microchip\MPLABX\sys\java\jre1.6.0_32-windows-x64\java-windows/bin/"
OS_CURRENT="$(shell uname -s)"
MP_CC="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin\mcc18.exe"
# MP_BC is not defined
MP_AS="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin\..\mpasm\MPASMWIN.exe"
MP_LD="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin\mplink.exe"
MP_AR="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin\mplib.exe"
DEP_GEN=${MP_JAVA_PATH}java -jar "C:/Program Files (x86)/Microchip/MPLABX/mplab_ide/mplab_ide/modules/../../bin/extractobjectdependencies.jar"
MP_CC_DIR="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin"
# MP_BC_DIR is not defined
MP_AS_DIR="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin\..\mpasm"
MP_LD_DIR="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin"
MP_AR_DIR="C:\Program Files (x86)\Microchip\mplabc18\v3.40\bin"
# MP_BC_DIR is not defined
/PIC Stuff/PIC_27J13/nbproject/Makefile-variables.mk
0,0 → 1,13
#
# Generated - do not edit!
#
# NOCDDL
#
CND_BASEDIR=`pwd`
# default configuration
CND_ARTIFACT_DIR_default=dist/default/production
CND_ARTIFACT_NAME_default=PIC_27J13.production.hex
CND_ARTIFACT_PATH_default=dist/default/production/PIC_27J13.production.hex
CND_PACKAGE_DIR_default=${CND_DISTDIR}/default/package
CND_PACKAGE_NAME_default=pic27j13.tar
CND_PACKAGE_PATH_default=${CND_DISTDIR}/default/package/pic27j13.tar
/PIC Stuff/PIC_27J13/nbproject/Package-default.bash
0,0 → 1,73
#!/bin/bash -x
 
#
# Generated - do not edit!
#
 
# Macros
TOP=`pwd`
CND_CONF=default
CND_DISTDIR=dist
TMPDIR=build/${CND_CONF}/${IMAGE_TYPE}/tmp-packaging
TMPDIRNAME=tmp-packaging
OUTPUT_PATH=dist/${CND_CONF}/${IMAGE_TYPE}/PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}
OUTPUT_BASENAME=PIC_27J13.${IMAGE_TYPE}.${OUTPUT_SUFFIX}
PACKAGE_TOP_DIR=pic27j13/
 
# Functions
function checkReturnCode
{
rc=$?
if [ $rc != 0 ]
then
exit $rc
fi
}
function makeDirectory
# $1 directory path
# $2 permission (optional)
{
mkdir -p "$1"
checkReturnCode
if [ "$2" != "" ]
then
chmod $2 "$1"
checkReturnCode
fi
}
function copyFileToTmpDir
# $1 from-file path
# $2 to-file path
# $3 permission
{
cp "$1" "$2"
checkReturnCode
if [ "$3" != "" ]
then
chmod $3 "$2"
checkReturnCode
fi
}
 
# Setup
cd "${TOP}"
mkdir -p ${CND_DISTDIR}/${CND_CONF}/package
rm -rf ${TMPDIR}
mkdir -p ${TMPDIR}
 
# Copy files and create directories and links
cd "${TOP}"
makeDirectory ${TMPDIR}/pic27j13/bin
copyFileToTmpDir "${OUTPUT_PATH}" "${TMPDIR}/${PACKAGE_TOP_DIR}bin/${OUTPUT_BASENAME}" 0755
 
 
# Generate tar file
cd "${TOP}"
rm -f ${CND_DISTDIR}/${CND_CONF}/package/pic27j13.tar
cd ${TMPDIR}
tar -vcf ../../../../${CND_DISTDIR}/${CND_CONF}/package/pic27j13.tar *
checkReturnCode
 
# Cleanup
cd "${TOP}"
rm -rf ${TMPDIR}
/PIC Stuff/PIC_27J13/nbproject/configurations.xml
0,0 → 1,145
<?xml version="1.0" encoding="UTF-8"?>
<configurationDescriptor version="62">
<logicalFolder name="root" displayName="root" projectFiles="true">
<logicalFolder name="HeaderFiles"
displayName="Header Files"
projectFiles="true">
<itemPath>interrupts.h</itemPath>
<itemPath>maindefs.h</itemPath>
<itemPath>uart.h</itemPath>
</logicalFolder>
<logicalFolder name="LibraryFiles"
displayName="Library Files"
projectFiles="true">
</logicalFolder>
<logicalFolder name="LinkerScript"
displayName="Linker Files"
projectFiles="true">
</logicalFolder>
<logicalFolder name="ObjectFiles"
displayName="Object Files"
projectFiles="true">
</logicalFolder>
<logicalFolder name="SourceFiles"
displayName="Source Files"
projectFiles="true">
<itemPath>interrupts.c</itemPath>
<itemPath>main.c</itemPath>
<itemPath>uart.c</itemPath>
</logicalFolder>
<logicalFolder name="ExternalFiles"
displayName="Important Files"
projectFiles="false">
<itemPath>Makefile</itemPath>
</logicalFolder>
</logicalFolder>
<projectmakefile>Makefile</projectmakefile>
<confs>
<conf name="default" type="2">
<toolsSet>
<developmentServer>localhost</developmentServer>
<targetDevice>PIC18F27J13</targetDevice>
<targetHeader></targetHeader>
<platformTool>PICkit3PlatformTool</platformTool>
<languageToolchain>C18</languageToolchain>
<languageToolchainVersion>3.42</languageToolchainVersion>
<platform>3</platform>
</toolsSet>
<compileType>
<linkerTool>
<linkerLibItems>
</linkerLibItems>
</linkerTool>
<loading>
<useAlternateLoadableFile>false</useAlternateLoadableFile>
<alternateLoadableFile></alternateLoadableFile>
</loading>
</compileType>
<makeCustomizationType>
<makeCustomizationPreStepEnabled>false</makeCustomizationPreStepEnabled>
<makeCustomizationPreStep></makeCustomizationPreStep>
<makeCustomizationPostStepEnabled>false</makeCustomizationPostStepEnabled>
<makeCustomizationPostStep></makeCustomizationPostStep>
<makeCustomizationPutChecksumInUserID>false</makeCustomizationPutChecksumInUserID>
<makeCustomizationEnableLongLines>false</makeCustomizationEnableLongLines>
<makeCustomizationNormalizeHexFile>false</makeCustomizationNormalizeHexFile>
</makeCustomizationType>
<C18>
<property key="code-model" value="mL"/>
<property key="data-model" value="Oa-"/>
<property key="default-char-unsigned" value="false"/>
<property key="enable-all-optimizations" value="true"/>
<property key="enable-int-promotion" value="true"/>
<property key="enable-multi-bank-stack-model" value="false"/>
<property key="enable-ob" value="true"/>
<property key="enable-od" value="true"/>
<property key="enable-om" value="true"/>
<property key="enable-on" value="true"/>
<property key="enable-op" value="true"/>
<property key="enable-opa" value="true"/>
<property key="enable-or" value="true"/>
<property key="enable-os" value="true"/>
<property key="enable-ot" value="true"/>
<property key="enable-ou" value="true"/>
<property key="enable-ow" value="true"/>
<property key="extra-include-directories" value=""/>
<property key="optimization-master" value="Enable all"/>
<property key="preprocessor-macros" value=""/>
<property key="procedural-abstraction-passes" value="0"/>
<property key="storage-class" value="sca"/>
<property key="verbose" value="false"/>
<property key="warning-level" value="2"/>
</C18>
<C18-AS>
<property key="cross.reference.file" value=""/>
<property key="default.radix" value="HEX"/>
<property key="enable.case.sensitivity" value="true"/>
<property key="hex.output.format" value="INHX32"/>
<property key="preprocessor.macros" value=""/>
<property key="warning.level" value="0"/>
</C18-AS>
<C18-LD>
<property key="cod-file" value="false"/>
<property key="extra-lib-directories" value=""/>
<property key="hex-output-format" value="INHX32"/>
<property key="map-file" value=""/>
</C18-LD>
<C18LanguageToolchain>
<property key="extended-mode" value="false"/>
<property key="extended-mode-mcc18" value="false"/>
<property key="extended-mode-mpasm" value="false"/>
<property key="extended-mode-mplink" value="false"/>
<property key="stack-analysis" value="false"/>
<property key="stack-analysis-mcc18" value="false"/>
<property key="stack-analysis-mplink" value="false"/>
</C18LanguageToolchain>
<PICkit3PlatformTool>
<property key="AutoSelectMemRanges" value="auto"/>
<property key="Freeze Peripherals" value="true"/>
<property key="SecureSegment.SegmentProgramming" value="FullChipProgramming"/>
<property key="ToolFirmwareFilePath"
value="Press to browse for a specific firmware version"/>
<property key="ToolFirmwareOption.UseLatestFirmware" value="true"/>
<property key="hwtoolclock.frcindebug" value="false"/>
<property key="memories.aux" value="false"/>
<property key="memories.eeprom" value="false"/>
<property key="memories.flashdata" value="true"/>
<property key="memories.id" value="false"/>
<property key="memories.programmemory" value="true"/>
<property key="memories.programmemory.end" value="0x1fff7"/>
<property key="memories.programmemory.start" value="0x0"/>
<property key="poweroptions.powerenable" value="true"/>
<property key="programmertogo.imagename" value=""/>
<property key="programoptions.eraseb4program" value="true"/>
<property key="programoptions.preserveeeprom" value="false"/>
<property key="programoptions.preserveprogramrange" value="false"/>
<property key="programoptions.preserveprogramrange.end" value="0x3f"/>
<property key="programoptions.preserveprogramrange.start" value="0x0"/>
<property key="programoptions.preserveuserid" value="false"/>
<property key="programoptions.usehighvoltageonmclr" value="false"/>
<property key="programoptions.uselvpprogramming" value="false"/>
<property key="voltagevalue" value="3.25"/>
</PICkit3PlatformTool>
</conf>
</confs>
</configurationDescriptor>
/PIC Stuff/PIC_27J13/nbproject/private/configurations.xml
0,0 → 1,25
<?xml version="1.0" encoding="UTF-8"?>
<configurationDescriptor version="62">
<projectmakefile>Makefile</projectmakefile>
<defaultConf>0</defaultConf>
<confs>
<conf name="default" type="2">
<platformToolSN>:=MPLABCommUSB:=04D8:=900A:=0002:=Microchip Technology Inc.:=PICkit 3:=BUR114189291:=x:=en</platformToolSN>
<languageToolchainDir>C:\Program Files (x86)\Microchip\mplabc18\v3.42\bin</languageToolchainDir>
<mdbdebugger version="1">
<placeholder1>place holder 1</placeholder1>
<placeholder2>place holder 2</placeholder2>
</mdbdebugger>
<runprofile version="6">
<args></args>
<rundir></rundir>
<buildfirst>true</buildfirst>
<console-type>0</console-type>
<terminal-type>0</terminal-type>
<remove-instrumentation>0</remove-instrumentation>
<environment>
</environment>
</runprofile>
</conf>
</confs>
</configurationDescriptor>
/PIC Stuff/PIC_27J13/nbproject/private/private.properties
--- PIC_27J13/nbproject/private/private.xml (nonexistent)
+++ PIC_27J13/nbproject/private/private.xml (revision 119)
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project-private xmlns="http://www.netbeans.org/ns/project-private/1">
+ <editor-bookmarks xmlns="http://www.netbeans.org/ns/editor-bookmarks/1"/>
+</project-private>
/PIC Stuff/PIC_27J13/nbproject/project.properties
--- PIC_27J13/nbproject/project.xml (nonexistent)
+++ PIC_27J13/nbproject/project.xml (revision 119)
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://www.netbeans.org/ns/project/1">
+ <type>com.microchip.mplab.nbide.embedded.makeproject</type>
+ <configuration>
+ <data xmlns="http://www.netbeans.org/ns/make-project/1">
+ <name>PIC_27J13</name>
+ <creation-uuid>116783ce-ce82-4f46-901c-ed02c852cd72</creation-uuid>
+ <make-project-type>0</make-project-type>
+ <c-extensions>c</c-extensions>
+ <cpp-extensions/>
+ <header-extensions>h</header-extensions>
+ <sourceEncoding>ISO-8859-1</sourceEncoding>
+ <make-dep-projects/>
+ </data>
+ </configuration>
+</project>
/PIC Stuff/PIC_27J13/pin_interrupts.c
0,0 → 1,101
#include "maindefs.h"
#include "pin_interrupts.h"
#include "pwm.h"
#include "msg_queues.h"
#include <delays.h>
 
static unsigned char port_b_prev_state;
 
void intx_init() {
TRISAbits.TRISA5 = 1;
TRISCbits.TRISC2 = 0;
LATCbits.LATC2 = 0;
 
RPINR1 = 2; // Bind INT1 interrupt to RP2
 
INTCON2bits.INTEDG1 = 0; // Trigger on falling edge
}
 
void int1_interrupt_handler() {
LATCbits.LATC2 = 1;
Delay10TCYx(255);
LATCbits.LATC2 = 0;
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_INT1, (void *) 0);
}
 
void port_b_int_init() {
port_b_prev_state = 0x0F;
 
INTCON2bits.RBPU = 0;
// Set pins as inputs
TRISBbits.TRISB4 = 1;
TRISBbits.TRISB5 = 1;
TRISBbits.TRISB6 = 1;
TRISBbits.TRISB7 = 1;
 
// Turn on internal voltage pull-up
PORTBbits.RB4 = 1;
PORTBbits.RB5 = 1;
PORTBbits.RB6 = 1;
PORTBbits.RB7 = 1;
LATBbits.LATB4 = 1;
LATBbits.LATB5 = 1;
LATBbits.LATB6 = 1;
LATBbits.LATB7 = 1;
}
 
void port_b_int_interrupt_handler() {
// Pull the new pin values
unsigned char new_state = (PORTB & 0xF0) >> 4;
 
// Query which pin input value changed and send value to main()
if ((new_state ^ port_b_prev_state) & 0x01) {
if (port_b_prev_state & 0x01) {
// Pin transitioned HIGH -> LOW (button pressed)
DBG_PRINT_PORTB_INT("Port B4 HIGH->LOW\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_4_DOWN, (void *) 0);
} else {
// Pin transitioned LOW -> HIGH (button released)
DBG_PRINT_PORTB_INT("Port B4 LOW->HIGH\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_4_UP, (void *) 0);
}
}
if ((new_state ^ port_b_prev_state) & 0x02) {
if (port_b_prev_state & 0x02) {
// Pin transitioned HIGH -> LOW (button pressed)
DBG_PRINT_PORTB_INT("Port B5 HIGH->LOW\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_5_DOWN, (void *) 0);
} else {
// Pin transitioned LOW -> HIGH (button released)
DBG_PRINT_PORTB_INT("Port B5 LOW->HIGH\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_5_UP, (void *) 0);
}
}
if ((new_state ^ port_b_prev_state) & 0x04) {
if (port_b_prev_state & 0x04) {
// Pin transitioned HIGH -> LOW (button pressed)
DBG_PRINT_PORTB_INT("Port B6 HIGH->LOW\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_6_DOWN, (void *) 0);
} else {
// Pin transitioned LOW -> HIGH (button released)
DBG_PRINT_PORTB_INT("Port B6 LOW->HIGH\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_6_UP, (void *) 0);
}
}
if ((new_state ^ port_b_prev_state) & 0x08) {
if (port_b_prev_state & 0x08) {
// Pin transitioned HIGH -> LOW (button pressed)
DBG_PRINT_PORTB_INT("Port B7 HIGH->LOW\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_7_DOWN, (void *) 0);
} else {
// Pin transitioned LOW -> HIGH (button released)
DBG_PRINT_PORTB_INT("Port B7 LOW->HIGH\r\n");
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_PORTB_7_UP, (void *) 0);
}
}
// Save the new state of pins
port_b_prev_state = new_state;
}
/PIC Stuff/PIC_27J13/pin_interrupts.h
0,0 → 1,10
#ifndef __pin_interrupts_h
#define __pin_interrupts_h
 
void intx_init(void);
void int1_interrupt_handler(void);
 
void port_b_int_init(void);
void port_b_int_interrupt_handler(void);
 
#endif
/PIC Stuff/PIC_27J13/pwm.c
0,0 → 1,31
#include "maindefs.h"
#include "pwm.h"
#include <pwm.h>
 
void pwm_init() {
// Configure pins RC5 and RC7 as outputs
TRISCbits.TRISC0 = 0;
TRISCbits.TRISC1 = 0;
LATCbits.LATC0 = 0;
LATCbits.LATC1 = 0;
 
RPOR11 = 14; // Set RP11 to ECCP1 PWM Output Channel A
RPOR12 = 15; // Set RP12 to ECCP1 PWM Output Channel B
}
 
void pwm_start() {
OpenEPWM1(0xFF, ECCP_1_SEL_TMR12); // 38kHz Frequency
SetDCEPWM1(512); // 50% Duty Cycle
 
// Wait for completion of a full PWM cycle before enabling output mode
while(!PIR1bits.TMR2IF);
SetOutputEPWM1(SINGLE_OUT, PWM_MODE_1);
 
// Enable ECCP1 output channels A and B
PSTR1CONbits.STRA = 1;
PSTR1CONbits.STRB = 1;
}
 
void pwm_stop() {
CloseEPWM1();
}
/PIC Stuff/PIC_27J13/pwm.h
0,0 → 1,10
#ifndef __pwm_h
#define __pwm_h
 
void pwm_init(void);
void pwm_start(void);
void pwm_stop(void);
 
static char pwm_on = 0;
 
#endif
/PIC Stuff/PIC_27J13/timers.c
0,0 → 1,84
/* The processor calls these handlers when an interrupt is triggered */
#include "maindefs.h"
#include "msg_queues.h"
#include <timers.h>
#include "timers.h"
#include "pwm.h"
 
void timers_init() {
/*--------------------Timer Delay Formulas-------------------- */
/* InitTMR0 = 256 - ( Delay * Frequency ) / ( 4* Prescaler) */
/* Delay = (256 - InitTMR0 * Prescaler) / (Frequency / 4) */
/* ----------------------------------------------------------- */
#ifdef _BASE_STATION
OpenTimer0(TIMER_INT_ON & T0_16BIT & T0_SOURCE_INT & T0_PS_1_16);
T0CONbits.TMR0ON = 0; // Timer 0 initially off
#endif
 
// // Set timer 1 to overflow every two seconds
// OpenTimer1(TIMER_INT_ON & T1_16BIT_RW &
// T1_SOURCE_PINOSC & T1_PS_1_1 &
// T1_OSC1EN_ON & T1_SYNC_EXT_OFF,
// TIMER_GATE_OFF & TIMER_GATE_INT_OFF);
#ifdef _REMOTE
// Open timer 2 for ECCP1 (PWM)
OpenTimer2(TIMER_INT_OFF & T2_PS_1_4 & T2_POST_1_1);
 
// Open timer 3 for PWM IR signaling
OpenTimer3(TIMER_INT_ON & T3_16BIT_RW & T3_SOURCE_FOSC_4 &
T3_OSC1EN_OFF & T3_PS_1_1 & T3_SYNC_EXT_OFF, TIMER_GATE_OFF);
T3CONbits.TMR3ON = 0; // Timer 3 initially off
#endif
}
 
// Interrupt handler for timer 0
void timer0_interrupt_handler() {
MQ_sendmsg_ToMainFromLow(0, MSGTYPE_TIMER0, (void *) 0);
}
 
void timer0_enable() {
T0CONbits.TMR0ON = 1;
}
 
void timer0_disable() {
T0CONbits.TMR0ON = 0;
}
 
// Interrupt handler for timer 1
void timer1_interrupt_handler() {
// Set timer to overflow every 10ms
WriteTimer1(62259);
}
 
void timer3_interrupt_handler() {
if (!pwm_on) {
// Turn on PWM
pwm_start();
pwm_on = 1;
WriteTimer3(0xE500); // Send 38kHz pulses for 600us
} else {
// Turn off PWM
pwm_stop();
pwm_on = 0;
WriteTimer3(0xE500); // Send low for 0.6ms
// WriteTimer3(0xD000); // Send low for 1ms
// WriteTimer3(0xA000); // Send low for 2ms
// WriteTimer3(0x1000); // Send low for 5ms
}
}
 
void timer3_enable() {
// Enable timer and start PWM
T3CONbits.TMR3ON = 1;
pwm_start();
pwm_on = 1;
}
 
void timer3_disable() {
// Disable timer and stop PWM
T3CONbits.TMR3ON = 0;
pwm_stop();
pwm_on = 0;
}
/PIC Stuff/PIC_27J13/timers.h
0,0 → 1,14
#ifndef __timer_interrupt_handler_h
#define __timer_interrupt_handler_h
 
void timers_init(void);
void timer0_interrupt_handler(void);
void timer0_enable(void);
void timer0_disable(void);
void timer1_interrupt_handler(void);
void timer2_interrupt_handler(void);
void timer3_interrupt_handler(void);
void timer3_enable(void);
void timer3_disable(void);
 
#endif
/PIC Stuff/PIC_27J13/uart.c
0,0 → 1,141
#include "maindefs.h"
#include "uart.h"
#include <string.h>
 
static UART_DATA uart_1_data;
 
void UART1_Init() {
// Configure the hardware USART device
// UART1 TX RC6
// UART1 RX RC7
 
TRISCbits.TRISC6 = 0; // Tx pin set to output
TRISCbits.TRISC7 = 1; // Rx pin set to input
 
BAUDCON1bits.BRG16 = 0; // 8-bit baud rate generator
SPBRG1 = 25; // Set UART speed to 115200 baud
TXSTA1bits.BRGH = 1; // High speed mode
TXSTA1bits.SYNC = 0; // Async mode
RCSTA1bits.SPEN = 1; // Serial port enable
TXSTA1bits.TX9 = 0; // 8 bit transmission
RCSTA1bits.RX9 = 0; // 8 bit reception
TXSTA1bits.TXEN = 0; // Enable transmission
RCSTA1bits.CREN = 1; // Continuous receive mode
PIE1bits.TX1IE = 1; // Enable TX interrupt
PIE1bits.RC1IE = 1; // Enable RX interrupt
 
// Initialize the buffer that holds UART messages
uart_1_data.buffer_in_read_ind = 0;
uart_1_data.buffer_in_write_ind = 0;
uart_1_data.buffer_in_len = 0;
}
 
//void uart_2_init() {
// // Configure the PPS USART ports
//
// // UART2 RX Pin RP5
// RPINR16 = 5; // 5 is PPS RP5
// // UART2 TX Pin RP6
// RPOR6 = 6; // 6 is TX2/CK2 (EUSART2 Asynchronous Transmit/Asynchronous Clock Output)
//
// Open2USART(USART_TX_INT_OFF & // Interrupt on TX off
// USART_RX_INT_ON & // Interrupt on RX on
// USART_ASYNCH_MODE & // Operate in async mode
// USART_EIGHT_BIT & // Operate in 8-bit mode
// USART_CONT_RX & // Continuously recieve messages
// USART_BRGH_HIGH, 25); // Set UART speed to 115200 baud
//}
 
void UART1_Recv_Interrupt_Handler() {
unsigned char c;
if (PIR1bits.RC1IF) { // Check if data receive flag is set
if (uart_1_data.buffer_in_len == MAXUARTBUF-1) {
TXSTA1bits.TXEN = 0; // Kill anything currently sending
DBG_PRINT_UART("UART1 Buffer Overflow!\r\n");
c = RCREG1; // Read RCREG to clear it
} else {
// Save received data into buffer
uart_1_data.buffer_in[uart_1_data.buffer_in_write_ind] = RCREG1;
if (uart_1_data.buffer_in_write_ind == MAXUARTBUF-1) {
uart_1_data.buffer_in_write_ind = 0;
} else {
uart_1_data.buffer_in_write_ind++;
}
uart_1_data.buffer_in_len++;
}
}
if (RCSTAbits.OERR == 1) {
// We've overrun the USART and must reset
RCSTA1bits.CREN = 0; // Reset UART1
RCSTA1bits.CREN = 1;
TXSTA1bits.TXEN = 0; // Kill anything currently sending
DBG_PRINT_UART("UART1 Overrun!\r\n");
}
}
 
//void uart_2_recv_interrupt_handler() {
// if (DataRdy2USART()) {
//// xbee_read_serial(Read2USART());
// }
//
// if (USART2_Status.OVERRUN_ERROR == 1) {
// // We've overrun the USART and must reset
// RCSTA2bits.CREN = 0; // Reset UART2
// RCSTA2bits.CREN = 1;
// }
//}
 
void UART1_Send_Interrupt_Handler() {
// Put remaining data in TSR for transmit
if (uart_1_data.buffer_out_ind != uart_1_data.buffer_out_len) {
TXREG1 = uart_1_data.buffer_out[uart_1_data.buffer_out_ind];
uart_1_data.buffer_out_ind++;
} else {
while (!TXSTA1bits.TRMT); // Wait for last byte to finish sending
TXSTA1bits.TXEN = 0; // End transmission and disable TX interrupt
uart_1_data.buffer_out_ind = 0;
uart_1_data.buffer_out_len = 0;
}
}
 
void UART1_WriteS(const rom char *fmt, ...) {
va_list args;
while (TXSTA1bits.TXEN); // Wait for previous message to finish sending
va_start(args, fmt);
vsprintf((char *)uart_1_data.buffer_out, fmt, args);
va_end(args);
uart_1_data.buffer_out_len = strlen((char *)uart_1_data.buffer_out);
uart_1_data.buffer_out_ind = 1;
TXREG1 = uart_1_data.buffer_out[0]; // Put first byte in TSR
TXSTA1bits.TXEN = 1; // Begin transmission
}
 
void UART1_WriteB(const char *msg, unsigned char length) {
unsigned char i;
while (TXSTA1bits.TXEN); // Wait for previous message to finish sending
uart_1_data.buffer_out_len = length;
uart_1_data.buffer_out_ind = 1;
for (i = 0; i < length; i++) {
uart_1_data.buffer_out[i] = msg[i];
}
TXREG1 = uart_1_data.buffer_out[0]; // Put first byte in TSR
TXSTA1bits.TXEN = 1; // Begin transmission
}
 
/* Reader interface to the UART buffer, returns the number of bytes read */
unsigned char UART1_Read(char *buffer) {
unsigned char i = 0;
while (uart_1_data.buffer_in_len != 0) {
buffer[i] = uart_1_data.buffer_in[uart_1_data.buffer_in_read_ind];
i++;
if (uart_1_data.buffer_in_read_ind == MAXUARTBUF-1) {
uart_1_data.buffer_in_read_ind = 0;
} else {
uart_1_data.buffer_in_read_ind++;
}
uart_1_data.buffer_in_len--;
}
return i;
}
/PIC Stuff/PIC_27J13/uart.h
0,0 → 1,27
#ifndef __uart_h
#define __uart_h
 
#define MAXUARTBUF 64
 
// FIFO circular buffer
 
typedef struct __UART_DATA {
unsigned char buffer_in[MAXUARTBUF];
unsigned char buffer_in_read_ind;
unsigned char buffer_in_write_ind;
unsigned char buffer_in_len;
 
unsigned char buffer_out[MAXUARTBUF];
unsigned char buffer_out_ind;
unsigned char buffer_out_len;
} UART_DATA;
 
void UART1_Init(void);
//void uart_2_init(void);
void UART1_Recv_Interrupt_Handler(void);
//void uart_2_recv_interrupt_handler(void);
void UART1_Send_Interrupt_Handler(void);
void UART1_WriteS(const rom char *fmt, ...);
void UART1_WriteB(const char *msg, unsigned char length);
unsigned char UART1_Read(char *buffer);
#endif
/PIC Stuff/PIC_27J13/xbee.c
0,0 → 1,211
#include "maindefs.h"
#include "msg_queues.h"
#include "xbee.h"
#include <usart.h>
#include <delays.h>
 
static XBEE_DATA *xbee_data_ptr;
static void *xbee_data_array_ptr;
 
/* Initialize variables used by this library */
void xbee_init(XBEE_DATA *xd) {
TRISBbits.TRISB0 = 1; // RB0 is CTS, set by XBee chip
TRISBbits.TRISB1 = 0; // RB1 is RTS, set by PIC
 
LATBbits.LATB0 = 0; // Pin set high to signal stop sending data to XBee
LATBbits.LATB1 = 0; // Pin set high to indicate stop sending data to PIC
 
xbee_data_ptr = xd;
xbee_data_ptr->dataind = 0;
xbee_data_ptr->checksum_sum = 0;
xbee_data_ptr->read_state = XBEE_STATE_READ_START;
 
// Grab a pointer to where the unique frame array starts
xbee_data_array_ptr = &(xbee_data_ptr->rcv_frame.FRAME);
}
 
/* Here we handle the serial input from the UART interrupt */
void xbee_read_serial(unsigned char c) {
// Reset on start bit and start saving data
if (c == XBEE_START_DELIMITER) {
// On detect start delimiter, clear out initial array
xbee_data_ptr->dataind = 0;
xbee_data_ptr->checksum_sum = 0;
xbee_data_ptr->rcv_frame.start_delimiter = XBEE_START_DELIMITER;
xbee_data_ptr->read_state = XBEE_STATE_READ_LENGTH_HIGH;
} else {
switch(xbee_data_ptr->read_state) {
case XBEE_STATE_READ_START:
// Do nothing and wait till start bit is read
break;
case XBEE_STATE_READ_LENGTH_HIGH:
// Read length (MSB)
xbee_data_ptr->rcv_frame.length.INT_16.char_value[1] = c;
xbee_data_ptr->read_state = XBEE_STATE_READ_LENGTH_LOW;
break;
case XBEE_STATE_READ_LENGTH_LOW:
// Read length (LSB)
xbee_data_ptr->rcv_frame.length.INT_16.char_value[0] = c;
xbee_data_ptr->read_state = XBEE_STATE_READ_FRAME_DATA;
break;
case XBEE_STATE_READ_FRAME_DATA:
// Read unique frame data
if (xbee_data_ptr->dataind < xbee_data_ptr->rcv_frame.length.INT_16.int_value) {
*((char*)xbee_data_array_ptr + xbee_data_ptr->dataind) = c;
xbee_data_ptr->checksum_sum += c;
xbee_data_ptr->dataind++;
}
// If total length is read, the next byte is the expected checksum
if (xbee_data_ptr->dataind == xbee_data_ptr->rcv_frame.length.INT_16.int_value) {
xbee_data_ptr->read_state = XBEE_STATE_READ_CHECKSUM;
}
break;
case XBEE_STATE_READ_CHECKSUM:
// Calculate and compare checksum
if (0xFF - xbee_data_ptr->checksum_sum == c) {
// Frame was recieved successfully
xbee_process_recieved_frame();
xbee_data_ptr->read_state = XBEE_STATE_READ_START;
} else {
// If checksum does not match, drop frame
DBG_PRINT_XBEE("XBEE: checksum mismatch\r\n");
xbee_data_ptr->read_state = XBEE_STATE_READ_START;
}
break;
}
}
}
 
/* This is called when a full frame arrives to process the frame data */
void xbee_process_recieved_frame() {
char ret_status;
// Here we want to process each frame and send the data to Main()
// Send the frame to main() with the message type depending on the frame type
switch(*((unsigned char *) xbee_data_array_ptr)) {
case XBEE_RX_AT_COMMAND_RESPONSE:
DBG_PRINT_XBEE("XBEE: parsing recieved AT command response frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_AT_COMMAND_RESPONSE, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_DATA_PACKET:
DBG_PRINT_XBEE("XBEE: parsing recieved data recieved frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_DATA_PACKET, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_DATA_TX_STATUS:
DBG_PRINT_XBEE("XBEE: parsing recieved TX status frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_DATA_TX_STATUS, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_IO_DATA_SAMPLE:
DBG_PRINT_XBEE("XBEE: parsing recieved IO data sample frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_IO_DATA_SAMPLE, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_EXPLICIT_COMMAND:
DBG_PRINT_XBEE("XBEE: parsing recieved explicit command frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_EXPLICIT_COMMAND, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_REMOTE_AT_COMMAND_RESPONSE:
DBG_PRINT_XBEE("XBEE: parsing recieved remote AT command frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_REMOTE_AT_COMMAND_RESPONSE, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_ROUTE_RECORD:
DBG_PRINT_XBEE("XBEE: parsing recieved route record frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_ROUTE_RECORD, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_NODE_IDENTIFICATION:
DBG_PRINT_XBEE("XBEE: parsing recieved node identification frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_NODE_IDENTIFICATION, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
case XBEE_RX_FRAME_MODEM_STATUS:
DBG_PRINT_XBEE("XBEE: parsing recieved modem status frame\r\n");
ret_status = MQ_sendmsg_ToMainFromHigh(xbee_data_ptr->rcv_frame.length.INT_16.char_value[0], MSGTYPE_XBEE_RX_FRAME_MODEM_STATUS, (void *)xbee_data_array_ptr);
if (ret_status < 0) {
DBG_PRINT_XBEE("XBEE: (ERROR) send message to main failed with error %x\r\n", ret_status);
}
break;
default:
DBG_PRINT_XBEE("XBEE: (ERROR) unrecognized frame type\r\n");
}
}
 
//void xbee_process_transmit_frame_interrupt(void) {
// unsigned char i;
// char length;
//
// if (MQ_peek_FromMainToHigh() == MSGTYPE_XBEE_TX_FRAME) {
// length = MQ_recvmsg_FromMainToHigh(MSGLEN, (unsigned char *) xbee_data_ptr->msgtype, (void *) xbee_data_array_ptr);
// xbee_data_ptr->checksum_sum = 0;
// Write2USART(XBEE_START_DELIMITER);
// while (Busy2USART());
// Write2USART(0x00);
// while (Busy2USART());
// Write2USART(length);
// while (Busy2USART());
// for (i = 0; i < length; i++) {
// Write2USART(*((unsigned char *) xbee_data_array_ptr + i));
// xbee_data_ptr->checksum_sum += *((unsigned char *) xbee_data_array_ptr + i);
// while (Busy2USART());
// }
// Write2USART(0xFF - xbee_data_ptr->checksum_sum);
// while (Busy2USART());
// }
//}
 
void xbee_process_transmit_frame(void *data, unsigned char length) {
unsigned char i;
unsigned char checksum = 0;
 
Write2USART(XBEE_START_DELIMITER);
while (Busy2USART() || xbee_read_CTS());
Write2USART(0x00);
while (Busy2USART() || xbee_read_CTS());
Write2USART(length);
while (Busy2USART() || xbee_read_CTS());
for (i = 0; i < length; i++) {
Write2USART(*((unsigned char *) data + i));
checksum += *((unsigned char *) data + i);
while (Busy2USART() || xbee_read_CTS());
}
Write2USART(0xFF - checksum);
while (Busy2USART());
}
 
void xbee_set_RTS(unsigned char c) {
if (c) {
LATBbits.LATB1 = 1; // Set high to stop receiving data
} else {
LATBbits.LATB1 = 0; // Set low to resume receiving data
}
}
 
unsigned char xbee_read_CTS() {
unsigned char c = PORTBbits.RB0;
if (c) {
return 0x1; // High indicates stop sending data
} else {
return 0x0; // Low indicates ok to send data
}
}
/PIC Stuff/PIC_27J13/xbee.h
0,0 → 1,256
#ifndef __xbee_h
#define __xbee_h
 
#define XBEE_BUFFER_SIZE MSGLEN
#define XBEE_START_DELIMITER 0x7E
 
// Expected 'next' state
#define XBEE_STATE_READ_START 10
#define XBEE_STATE_READ_LENGTH_HIGH 11
#define XBEE_STATE_READ_LENGTH_LOW 12
#define XBEE_STATE_READ_FRAME_DATA 14
#define XBEE_STATE_READ_CHECKSUM 15
 
// Command Frame Type
#define XBEE_TX_AT_COMMAND 0x08
#define XBEE_TX_AT_COMMAND_QUEUE 0x09
#define XBEE_RX_AT_COMMAND_RESPONSE 0x88
 
#define XBEE_TX_DATA_PACKET 0x10
#define XBEE_RX_DATA_PACKET 0x90
#define XBEE_RX_DATA_TX_STATUS 0x8B
#define XBEE_RX_IO_DATA_SAMPLE 0x92
#define XBEE_TX_EXPLICIT_COMMAND 0x11
#define XBEE_RX_EXPLICIT_COMMAND 0x91
 
#define XBEE_TX_REMOTE_AT_COMMAND 0x17
#define XBEE_RX_REMOTE_AT_COMMAND_RESPONSE 0x97
 
#define XBEE_TX_CREATE_SOURCE_ROUTE 0x21
#define XBEE_RX_ROUTE_RECORD 0xA1
#define XBEE_RX_NODE_IDENTIFICATION 0x95
#define XBEE_RX_FRAME_MODEM_STATUS 0x8A
 
typedef struct {
union {
unsigned long long_value;
unsigned char char_value[4]; // Little Endian!!
} UPPER_32;
union {
unsigned long long_value;
unsigned char char_value[4]; // Little Endian!!
} LOWER_32;
} XBEE_ADDRESS_64;
 
typedef struct {
union {
unsigned int int_value;
unsigned char char_value[2]; // Little Endian!!
} INT_16;
} XBEE_ADDRESS_16;
 
// Unique Frame Components
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
unsigned char command[2];
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_TX_AT_COMMAND_FRAME;
#define XBEE_TX_AT_COMMAND_FRAME_SIZE 4
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
unsigned char command[2];
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_TX_AT_COMMAND_QUEUE_FRAME;
#define XBEE_TX_AT_COMMAND_QUEUE_FRAME_SIZE 4
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
unsigned char command[2];
unsigned char command_status;
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_RX_AT_COMMAND_RESPONSE_FRAME;
#define XBEE_RX_AT_COMMAND_RESPONSE_FRAME_SIZE 5
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
XBEE_ADDRESS_64 destination_64;
XBEE_ADDRESS_16 destination_16;
unsigned char broadcast_radius;
unsigned char options;
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_TX_DATA_PACKET_FRAME;
#define XBEE_TX_DATA_PACKET_FRAME_SIZE 14
 
typedef struct {
unsigned char frame_type;
XBEE_ADDRESS_64 source_64;
XBEE_ADDRESS_16 source_16;
unsigned char recieve_options;
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_RX_DATA_PACKET_FRAME;
#define XBEE_RX_DATA_PACKET_FRAME_SIZE 12
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
XBEE_ADDRESS_16 destination_16;
unsigned char transmit_retry_count;
unsigned char delivery_status;
unsigned char discovery_status;
} XBEE_RX_DATA_TX_STATUS_FRAME;
#define XBEE_RX_DATA_TX_STATUS_FRAME_SIZE 7
 
typedef struct {
unsigned char frame_type;
XBEE_ADDRESS_64 source_64;
XBEE_ADDRESS_16 source_16;
unsigned char recieve_options;
unsigned char number_of_samples;
unsigned char digital_ch_mask[2];
unsigned char analog_ch_mask;
unsigned char digital_samples[2];
unsigned char analog_samples[8];
} XBEE_RX_IO_DATA_SAMPLE_FRAME;
#define XBEE_RX_IO_DATA_SAMPLE_FRAME_SIZE 26
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
XBEE_ADDRESS_64 destination_64;
XBEE_ADDRESS_16 destination_16;
unsigned char source_endpoint;
unsigned char destination_endpoint;
unsigned char cluster_id[2];
unsigned char profile_id[2];
unsigned char broadcast_radius;
unsigned char transmit_options;
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_TX_EXPLICIT_COMMAND_FRAME;
#define XBEE_TX_EXPLICIT_COMMAND_FRAME_SIZE 20
 
typedef struct {
unsigned char frame_type;
XBEE_ADDRESS_64 source_64;
XBEE_ADDRESS_16 source_16;
unsigned char source_endpoint;
unsigned char destination_endpoint;
unsigned char cluster_id[2];
unsigned char profile_id[2];
unsigned char recieve_options;
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_RX_EXPLICIT_COMMAND_FRAME;
#define XBEE_RX_EXPLICIT_COMMAND_FRAME_SIZE 18
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
XBEE_ADDRESS_64 destination_64;
XBEE_ADDRESS_16 destination_16;
unsigned char remote_options;
unsigned char command[2];
unsigned char data[XBEE_BUFFER_SIZE];
} XBEE_TX_REMOTE_AT_COMMAND_FRAME;
#define XBEE_TX_REMOTE_AT_COMMAND_FRAME_SIZE 15
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
XBEE_ADDRESS_64 source_64;
XBEE_ADDRESS_16 source_16;
unsigned char command[2];
unsigned char command_status;
unsigned char command_data[4];
} XBEE_RX_REMOTE_AT_COMMAND_FRAME;
#define XBEE_RX_REMOTE_AT_COMMAND_FRAME_SIZE 19
 
typedef struct {
unsigned char frame_type;
unsigned char frame_id;
XBEE_ADDRESS_64 destination_64;
XBEE_ADDRESS_16 destination_16;
unsigned char route_options;
unsigned char num_of_addresses;
unsigned char addresses[XBEE_BUFFER_SIZE];
} XBEE_TX_CREATE_SOURCE_ROUTE_FRAME;
#define XBEE_TX_CREATE_SOURCE_ROUTE_FRAME_SIZE 14
 
typedef struct {
unsigned char frame_type;
XBEE_ADDRESS_64 source_64;
XBEE_ADDRESS_16 source_16;
unsigned char recieve_options;
unsigned char num_of_addresses;
unsigned char addresses[XBEE_BUFFER_SIZE];
} XBEE_RX_ROUTE_RECORD_FRAME;
#define XBEE_RX_ROUTE_RECORD_FRAME_SIZE 13
 
typedef struct {
unsigned char frame_type;
XBEE_ADDRESS_64 source_64;
XBEE_ADDRESS_16 source_16;
unsigned char recieve_options;
XBEE_ADDRESS_16 remote_16;
XBEE_ADDRESS_64 remote_64;
unsigned char NI_string[2];
XBEE_ADDRESS_16 parent_16;
unsigned char device_type;
unsigned char source_event;
unsigned char profile_id[2];
unsigned char manufacturer_id[2];
} XBEE_RX_NODE_IDENTIFICATION_INDICATOR_FRAME;
#define XBEE_RX_NODE_IDENTIFICATION_INDICATOR_FRAME_SIZE 32
 
typedef struct {
unsigned char frame_type;
unsigned char status;
} XBEE_RX_MODEM_STATUS_FRAME;
#define XBEE_RX_MODEM_STATUS_FRAME_SIZE 2
 
// Common Frame Components
typedef struct __XBEE_FRAME {
unsigned char start_delimiter;
XBEE_ADDRESS_16 length;
union {
XBEE_TX_AT_COMMAND_FRAME TX_AT_COMMAND;
XBEE_TX_AT_COMMAND_QUEUE_FRAME TX_AT_COMMAND_QUEUE;
XBEE_RX_AT_COMMAND_RESPONSE_FRAME RX_AT_COMMAND_RESPONSE;
XBEE_TX_DATA_PACKET_FRAME TX_DATA_PACKET;
XBEE_RX_DATA_PACKET_FRAME RX_DATA_PACKET;
XBEE_RX_DATA_TX_STATUS_FRAME RX_DATA_TX_STATUS;
XBEE_RX_IO_DATA_SAMPLE_FRAME RX_IO_DATA_SAMPLE;
XBEE_TX_EXPLICIT_COMMAND_FRAME TX_EXPLICIT_COMMAND;
XBEE_RX_EXPLICIT_COMMAND_FRAME RX_EXPLICIT_COMMAND;
XBEE_TX_REMOTE_AT_COMMAND_FRAME TX_REMOTE_AT_COMMAND;
XBEE_RX_REMOTE_AT_COMMAND_FRAME RX_REMOTE_AT_COMMAND;
XBEE_TX_CREATE_SOURCE_ROUTE_FRAME TX_CREATE_SOURCE_ROUTE;
XBEE_RX_ROUTE_RECORD_FRAME RX_ROUTE_RECORD;
XBEE_RX_NODE_IDENTIFICATION_INDICATOR_FRAME RX_NODE_IDENTIFICATION;
XBEE_RX_MODEM_STATUS_FRAME RX_MODEM_STATUS;
} FRAME;
} XBEE_FRAME;
 
// Overall Data Structure
typedef struct __xbee_data {
XBEE_FRAME rcv_frame;
unsigned char dataind;
unsigned char checksum_sum;
unsigned char read_state;
unsigned char msgtype;
} XBEE_DATA;
 
 
void xbee_init(XBEE_DATA *);
void xbee_read_serial(unsigned char);
void xbee_process_recieved_frame(void);
//void xbee_process_transmit_frame_interrupt(void);
void xbee_process_transmit_frame(void *data, unsigned char length);
 
void xbee_set_RTS(unsigned char);
unsigned char xbee_read_CTS(void);
 
#endif