| 0,0 → 1,120 |
|---|
| #include "defines.h" |
| #include "INTERRUPTS.h" |
| #include "I2C1.h" |
| #include "I2C2.h" |
| #include "IO.h" |
| #include "CPS.h" |
| |
| void Interrupt_Init() { |
| |
| } |
| |
| void Interrupt_Enable() { |
| // Enable global and peripheral interrupts |
| INTCONbits.PEIE = 1; |
| INTCONbits.GIE = 1; |
| } |
| |
| void Interrupt_Disable() { |
| INTCONbits.PEIE = 0; |
| INTCONbits.GIE = 0; |
| } |
| |
| void interrupt InterruptHandler(void) { |
| uint8_t tmr0_rollover = 0; |
| // 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 SPI2 interrupt |
| // if (PIR3bits.SSP2IF) { |
| // // Call the handler |
| // SPI2_Recv_Interrupt_Handler(); |
| // |
| // // Clear the interrupt flag |
| // PIR3bits.SSP2IF = 0; |
| // |
| // return; |
| // } |
| |
| |
| // Check to see if we have an interrupt on Timer 0 (CPS) |
| if (INTCONbits.TMR0IF) { |
| CPS_Timer_0_Interrupt_Handler(); |
| INTCONbits.TMR0IF = 0; |
| return; |
| } |
| |
| // Check to see if we have an I2C1 interrupt |
| if (PIR1bits.SSP1IF) { |
| // Call the handler |
| I2C1_Interrupt_Handler(); |
| |
| // Clear the interrupt flag |
| PIR1bits.SSP1IF = 0; |
| |
| if (INTCONbits.TMR0IF) { |
| tmr0_rollover = 1; |
| } |
| } |
| |
| // Check to see if we have an I2C2 interrupt |
| if (PIR4bits.SSP2IF) { |
| // Call the handler |
| I2C2_Interrupt_Handler(); |
| |
| // Clear the interrupt flag |
| PIR4bits.SSP2IF = 0; |
| |
| if (INTCONbits.TMR0IF) { |
| tmr0_rollover = 1; |
| } |
| } |
| |
| |
| // If Timer 0 rolls over while servicing another interrupt handler, |
| // reset the timers as the sample will be inaccurate. |
| if (tmr0_rollover) { |
| INTCONbits.TMR0IF = 0; |
| CPS_Reset(); |
| } |
| |
| // // Check to see if we have an IO interrupt |
| // if (INTCONbits.IOCIF) { |
| // // Call the handler |
| // IO_Interrupt(); |
| // |
| // return; |
| // } |
| |
| // // 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; |
| // } |
| } |