static void trxSpiCallback(unsigned int interrupt_code) {
if(interrupt_code == SPIC_TRANS_SUCCESS) {
spic1EndTransaction(); // End previous transaction
if(trx_state == RX_AACK_ON) {
trxReadBuffer();
irqCallback(RADIO_RX_SUCCESS);
} else if(trx_state == TX_ARET_ON) {
// Packet was successfully transferred to the radio buffer
// Do something?
}
} else if(interrupt_code == SPIC_TRANS_TIMEOUT) {
// This is indicative of some form of failure!
spic1Reset();
irqCallback(RADIO_HW_FAILURE);
}
}
void trxReset(void) {
unsigned int i;
spic1Reset(); // Reset comm
trxWriteSubReg(SR_TRX_CMD, CMD_TRX_OFF); // Force to off state
i = 0;
while(i < 0xFFF0) {
if(trxReadSubReg(SR_TRX_STATUS) == TRX_OFF) { break; }
i++;
}
trx_state = TRX_OFF;
}
// ISR for timeout timer
void __attribute__((interrupt, no_auto_psv)) _T6Interrupt(void) {
// Only one channel busy at a time
if(port_status[0] == STAT_SPI_BUSY) {
spic1Reset();
int_handler[0](SPIC_TRANS_TIMEOUT);
} else if (port_status[1] == STAT_SPI_BUSY) {
spic2Reset();
int_handler[1](SPIC_TRANS_TIMEOUT);
}
_T6IF = 0;
}