/*********************************************************************//**
* @brief CAN_IRQ Handler, control receive message operation
* param[in] none
* @return none
**********************************************************************/
void CAN_IRQHandler()
{
uint8_t IntStatus;
uint32_t data1;
/* get interrupt status
* Note that: Interrupt register CANICR will be reset after read.
* So function "CAN_IntGetStatus" should be call only one time
*/
IntStatus = CAN_IntGetStatus(LPC_CAN2);
//check receive interrupt
if((IntStatus>>0)&0x01)
{
CAN_ReceiveMsg(LPC_CAN2,&RXMsg);
PrintMessage(&RXMsg);
CANRxCount++; //count success received message
//increase data for next TX Message
TXMsg.id ++;
data1 = (TXMsg.dataA[0])|(((TXMsg.dataA[1]))<<8)|((TXMsg.dataA[2])<<16)|((TXMsg.dataA[3])<<24);
if(data1 == 0xFFFFFFFF) data1 = 0;
else data1++;
*((uint8_t *) &TXMsg.dataA[0])= *((uint8_t *) &TXMsg.dataB[0])= data1 & 0x000000FF;
*((uint8_t *) &TXMsg.dataA[1])= *((uint8_t *) &TXMsg.dataB[1])=(data1 & 0x0000FF00)>>8;;
*((uint8_t *) &TXMsg.dataA[2])= *((uint8_t *) &TXMsg.dataB[2])=(data1 & 0x00FF0000)>>16;
*((uint8_t *) &TXMsg.dataA[3])= *((uint8_t *) &TXMsg.dataB[3])=(data1 & 0xFF000000)>>24;
CAN_SendMsg(LPC_CAN1, &TXMsg);
}
}
/*********************************************************************//**
* @brief CAN IRQ Handler
* @param[in] none
* @return none
**********************************************************************/
void CAN_IRQHandler(void)
{
uint8_t IntStatus;
//check FullCAN interrupt enable or not
if(CAN_FullCANIntGetStatus(LPC_CANAF)== SET)
{ //check is FullCAN interrupt occurs or not
if ((CAN_FullCANPendGetStatus(LPC_CANAF,FULLCAN_IC0))
||(CAN_FullCANPendGetStatus(LPC_CANAF,FULLCAN_IC1)))
{
//read received FullCAN Object in Object Section
FCAN_ReadObj(LPC_CANAF, &AFRxMsg[CANRxCount]);
CANRxCount++;
}
}
/* get interrupt status
* Note that: Interrupt register CANICR will be reset after read.
* So function "CAN_IntGetStatus" should be call only one time
*/
IntStatus = CAN_IntGetStatus(LPC_CAN2);
//check receive interrupt
if((IntStatus>>0)&0x01)
{
CAN_ReceiveMsg(LPC_CAN2, &AFRxMsg[CANRxCount]);
CANRxCount++;
}
}
