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  1. #include <inttypes.h>
  2. #include <avr/interrupt.h>
  3. #include <stdio.h>
  4. #include <string.h>
  5. #include <config.h> // All configuration parameters
  6. #include <bios.h>   // BIOS interface declarations, including CAN structure and ID defines.
  7. //#include <drivers/uart/serial.h>
  8. #include <drivers/timer/timebase.h>
  9. #include <drivers/ir/receiver/irreceiver.h>
  10.  
  11. #define APP_TYPE    CAN_APPTYPES_IRRECEIVER
  12. #define APP_VERSION 0x0001
  13.  
  14. #define STATE_IDLE      0
  15. #define STATE_IR_REPEAT 1
  16.  
  17.  
  18. // A simple message "queue", with space for one message only.
  19. // These are declared volatile to tell the compiler not to optimize away accesses.
  20. volatile Can_Message_t rxMsg; // Message storage
  21. volatile uint8_t rxMsgFull;   // Synchronization flag
  22.  
  23. // CAN message reception callback.
  24. // This function runs with interrupts disabled, keep it as short as possible.
  25. void can_receive(Can_Message_t *msg) {
  26.     if (!rxMsgFull) {
  27.         memcpy((void*)&rxMsg, msg, sizeof(rxMsg));
  28.         rxMsgFull = 1;
  29.     }
  30. }
  31.  
  32. int main(void)
  33. {
  34.     // Enable interrupts as early as possible
  35.     sei();
  36.    
  37.     Timebase_Init();
  38.     //Serial_Init();
  39.    
  40.     Can_Message_t txMsg;
  41.     txMsg.Id = (CAN_NMT_APP_START << CAN_SHIFT_NMT_TYPE) | (NODE_ID << CAN_SHIFT_NMT_SID);
  42.     txMsg.DataLength = 4;
  43.     txMsg.RemoteFlag = 0;
  44.     txMsg.ExtendedFlag = 1;
  45.     txMsg.Data.words[0] = APP_TYPE;
  46.     txMsg.Data.words[1] = APP_VERSION;
  47.    
  48.     // Set up callback for CAN reception, this is optional if only sending is required.
  49.     BIOS_CanCallback = &can_receive;
  50.     // Send CAN_NMT_APP_START
  51.     BIOS_CanSend(&txMsg);
  52.  
  53.     txMsg.Id = ((CAN_SNS << CAN_SHIFT_CLASS) | (SNS_TYPE_IR << CAN_SHIFT_SNS_TYPE) | (NODE_ID << CAN_SHIFT_SNS_SID));
  54.        
  55.     //printf("AVR Test Application\n");
  56.     //printf("Using AVR BIOS version %x\n", BIOS_VERSION);
  57.  
  58.     //txMsg.Id = (CAN_SNS << CAN_SHIFT_CLASS) | ((CAN_IR & CAN_MASK_SNS_TYPE) << CAN_SHIFT_SNS_TYPE) | (NODE_ID << CAN_SHIFT_SNS_SID);
  59.     //txMsg.Data.dwords[0] = 0x01020304;
  60.     //txMsg.DataLength = 4;
  61.  
  62.     IRDDR &= ~(1<<IRBIT);
  63.  
  64.     unsigned long time = Timebase_CurrentTime();
  65.     unsigned long irTimeoutTime;
  66.    
  67.     uint8_t ir_protocol, ir_address, ir_command;
  68.     uint8_t state = STATE_IDLE;
  69.  
  70.     while (1) {
  71.         time = Timebase_CurrentTime();
  72.         if (state == STATE_IDLE) {
  73.             if (checkIr(&ir_protocol, &ir_address, &ir_command) == IR_OK) {
  74.                 txMsg.Data.bytes[0] = 0x00;
  75.                 txMsg.Data.bytes[1] = ir_protocol;
  76.                 txMsg.Data.bytes[2] = ir_address;
  77.                 txMsg.Data.bytes[3] = ir_command;
  78.                 txMsg.DataLength = 4;
  79.                 BIOS_CanSend(&txMsg);
  80.                 irTimeoutTime = Timebase_CurrentTime();
  81.                 state = STATE_IR_REPEAT;
  82.             }
  83.         } else if (state == STATE_IR_REPEAT) {
  84.             //kolla efter ny ir, om ingen ny ir och timeout så sätt state till IDLE
  85.             if (time - irTimeoutTime >= 105) {      //getLastProtoTimeout()
  86.                 state = STATE_IDLE;
  87.                 txMsg.Data.bytes[0] = 0x0f;
  88.                 BIOS_CanSend(&txMsg);
  89.             }
  90.             if (checkIrIdle() == IR_OK) {       //funktion som borde finnas i irreceiver.c
  91.                 irTimeoutTime = Timebase_CurrentTime();
  92.             }
  93.         }
  94.  
  95.        
  96.         if (rxMsgFull) {
  97.             // Flush the received message
  98.             rxMsgFull = 0; //  
  99.         }
  100.     }
  101.    
  102.     return 0;
  103. }
  104.