Subversion Repositories Code-Repo

Rev

Rev 200 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 200 Rev 201
Line 1... Line 1...
1 
#include <xc.h>
 1 
#include <xc.h>
2 
#include <plib.h>
 2 
#include <plib.h>
3 
#include "defines.h"
 3 
#include "defines.h"
4 
#include "BTN.h"
 4 
#include "BTN.h"
5 
 
 5 
 
6 
static void (*callback_function_1)(void);
 - 
 
7 
static void (*callback_function_2)(void);
 - 
 
8 
static void (*callback_function_3)(void);
 6 
static BTN_DATA *btn_data_ptr;
9 
 
 7 
 
10 
void BTN_Init(void (*callback_1)(void), void (*callback_2)(void), void (*callback_3)(void)) {
 8 
void BTN_Init(BTN_DATA *data, void (*callback_1)(void), void (*callback_2)(void), void (*callback_3)(void)) {
- 
 
 9 
    btn_data_ptr = data;
- 
 
 10
11 
    callback_function_1 = callback_1;
 11 
    btn_data_ptr->callback_function_1 = callback_1;
12 
    callback_function_2 = callback_2;
 12 
    btn_data_ptr->callback_function_2 = callback_2;
13 
    callback_function_3 = callback_3;
 13 
    btn_data_ptr->callback_function_3 = callback_3;
14 
 
 14 
 
15 
    BTN1_TRIS = 1;
 15 
    BTN1_TRIS = 1;
16 
    BTN2_TRIS = 1;
 16 
    BTN2_TRIS = 1;
17 
    BTN3_TRIS = 1;
 17 
    BTN3_TRIS = 1;
18 
 
 18 
 
Line 29... Line 29...
29 
 
 29 
 
30 
    INTEnableInterrupts();
 30 
    INTEnableInterrupts();
31 
}
 31 
}
32 
 
 32 
 
33 
void __ISR(_CHANGE_NOTICE_VECTOR, ipl1) __CN_Interrupt_Handler(void) {
 33 
void __ISR(_CHANGE_NOTICE_VECTOR, ipl1) __CN_Interrupt_Handler(void) {
- 
 
 34 
    // Upon interrupt, debounce input and call saved function
- 
 
 35 
    if (BTN1_PORT == 1) {
- 
 
 36 
        Delay_MS(BTN_DEBOUNCE_MS);
34 
        if (BTN1_PORT == 1) {
 37 
        if (BTN1_PORT == 1) {
35 
            Delay_MS(BTN_DEBOUNCE_MS);
 - 
 
36 
            if (BTN1_PORT == 1) {
 - 
 
37 
                if (callback_function_1 != NULL)
 38 
            if (btn_data_ptr->callback_function_1 != NULL)
38 
                    (*callback_function_1)();
 39 
                (*btn_data_ptr->callback_function_1)();
39 
            }
 - 
 
40 
        }
 40 
        }
- 
 
 41 
    }
- 
 
 42 
    if (BTN2_PORT == 1) {
- 
 
 43 
        Delay_MS(BTN_DEBOUNCE_MS);
41 
        if (BTN2_PORT == 1) {
 44 
        if (BTN2_PORT == 1) {
42 
            Delay_MS(BTN_DEBOUNCE_MS);
 - 
 
43 
            if (BTN2_PORT == 1) {
 - 
 
44 
                if (callback_function_2 != NULL)
 45 
            if (btn_data_ptr->callback_function_2 != NULL)
45 
                    (*callback_function_2)();
 46 
                (*btn_data_ptr->callback_function_2)();
46 
            }
 - 
 
47 
        }
 47 
        }
- 
 
 48 
    }
- 
 
 49 
    if (BTN3_PORT == 1) {
- 
 
 50 
        Delay_MS(BTN_DEBOUNCE_MS);
48 
        if (BTN3_PORT == 1) {
 51 
        if (BTN3_PORT == 1) {
49 
            Delay_MS(BTN_DEBOUNCE_MS);
 - 
 
50 
            if (BTN3_PORT == 1) {
 - 
 
51 
                if (callback_function_3 != NULL)
 52 
            if (btn_data_ptr->callback_function_3 != NULL)
52 
                    (*callback_function_3)();
 53 
                (*btn_data_ptr->callback_function_3)();
53 
            }
 - 
 
54 
        }
 54 
        }
- 
 
 55 
    }
55 
    IFS1CLR = 0x1; // Clear interrupt flag
 56 
    IFS1CLR = 0x1; // Clear interrupt flag
56 
}
 57 
}
57 

            58