#include "sns_rfTransceive.h"
StdCan_Msg_t rfTxMsg;
uint8_t rfRxChannel_newData;
uint8_t rfRxChannel_rxlen;
uint8_t rfRxChannel_state;
Ir_Protocol_Data_t rfRxChannel_proto;
uint16_t rfRxChannel_rxbuf[MAX_NR_TIMES];
uint8_t rfTxChannel_sendComplete;
uint8_t rfTxChannel_state;
uint8_t rfTxChannel_txlen;
Ir_Protocol_Data_t rfTxChannel_proto;
uint16_t rfTxChannel_rxbuf[MAX_NR_TIMES];
uint8_t rfTxChannel_repeatCount;
#if IR_RX_ENABLE==1
void sns_rfTransceive_RX_done_callback(uint8_t channel, uint16_t *buffer, uint8_t len)
{
rfRxChannel_newData = TRUE;
rfRxChannel_rxlen = len;
}
#endif
#if IR_TX_ENABLE==1
void sns_rfTransceive_TX_done_callback(uint8_t channel)
{
rfTxChannel_sendComplete = TRUE;
}
#endif
void sns_rfTransceive_Init(void)
{
StdCan_Set_class(rfTxMsg.Header, CAN_MODULE_CLASS_SNS);
StdCan_Set_direction(rfTxMsg.Header, DIRECTIONFLAG_FROM_OWNER);
rfTxMsg.Header.ModuleType = CAN_MODULE_TYPE_SNS_RFTRANSCEIVE;
rfTxMsg.Header.ModuleId = sns_rfTransceive_ID;
rfTxMsg.Length = 8;
rfRxChannel_newData = FALSE;
rfRxChannel_rxlen = 0;
rfRxChannel_proto.timeout=0;
rfRxChannel_proto.data=0;
rfRxChannel_proto.repeats=0;
rfRxChannel_proto.protocol=0;
rfTxChannel_sendComplete = FALSE;
rfTxChannel_txlen = 0;
rfTxChannel_proto.data=0;
rfTxChannel_proto.repeats=0;
rfTxChannel_proto.framecnt=0;
rfTxChannel_proto.protocol=0;
rfTxChannel_repeatCount = 0;
IrTransceiver_Init();
/* TX-pin must be set in case transmitter is nexa */
gpio_set_out(sns_rfTransceive_TX_PIN);
#if IR_TX_ACTIVE_LOW==1
gpio_set_pin(sns_rfTransceive_TX_PIN);
#else
gpio_clr_pin(sns_rfTransceive_TX_PIN);
#endif
#if IR_RX_ENABLE==1
IrTransceiver_InitRxChannel(0, rfRxChannel_rxbuf, sns_rfTransceive_RX_done_callback, sns_rfTransceive_RX_PCINT, sns_rfTransceive_RX_PIN);
rfRxChannel_state = sns_rfTransceive_STATE_RECEIVING;
#endif
#if IR_TX_ENABLE==1
IrTransceiver_InitTxChannel(0, sns_rfTransceive_TX_done_callback, sns_rfTransceive_TX_PIN);
rfTxChannel_state = sns_rfTransceive_STATE_IDLE;
#endif
}
void sns_rfTransceive_Process(void)
{
#if IR_RX_ENABLE==1
switch (rfRxChannel_state)
{
case sns_rfTransceive_STATE_IDLE:
{
if (rfTxChannel_proto.protocol != IR_PROTO_UNKNOWN) {
/* Send button release command on CAN */
rfTxMsg.Header.Command = CAN_MODULE_CMD_RFTRANSCEIVE_DATASTOP;
rfTxMsg.Data[0] = 0;
rfTxMsg.Data[1] = rfRxChannel_proto.protocol;
rfTxMsg.Data[2] = (rfRxChannel_proto.data>>40)&0xff;
rfTxMsg.Data[3] = (rfRxChannel_proto.data>>32)&0xff;
rfTxMsg.Data[4] = (rfRxChannel_proto.data>>24)&0xff;
rfTxMsg.Data[5] = (rfRxChannel_proto.data>>16)&0xff;
rfTxMsg.Data[6] = (rfRxChannel_proto.data>>8)&0xff;
rfTxMsg.Data[7] = rfRxChannel_proto.data&0xff;
StdCan_Put(&rfTxMsg);
}
rfRxChannel_state = sns_rfTransceive_STATE_START_RECEIVE;
break;
}
case sns_rfTransceive_STATE_START_RECEIVE:
cli();
rfRxChannel_newData = FALSE;
sei();
rfRxChannel_state = sns_rfTransceive_STATE_RECEIVING;
break;
case sns_rfTransceive_STATE_RECEIVING:
if (rfRxChannel_newData == TRUE) {
cli();
rfRxChannel_newData = FALSE;
sei();
/* Let protocol driver parse and then send on CAN */
uint8_t res2 = parseProtocol(rfRxChannel_rxbuf, rfRxChannel_rxlen, &rfRxChannel_proto);
if (res2 == IR_OK && rfRxChannel_proto.protocol != IR_PROTO_UNKNOWN) {
rfTxMsg.Header.Command = CAN_MODULE_CMD_RFTRANSCEIVE_DATASTART;
rfTxMsg.Data[0] = 0;
rfTxMsg.Data[1] = rfRxChannel_proto.protocol;
rfTxMsg.Data[2] = (rfRxChannel_proto.data>>40)&0xff;
rfTxMsg.Data[3] = (rfRxChannel_proto.data>>32)&0xff;
rfTxMsg.Data[4] = (rfRxChannel_proto.data>>24)&0xff;
rfTxMsg.Data[5] = (rfRxChannel_proto.data>>16)&0xff;
rfTxMsg.Data[6] = (rfRxChannel_proto.data>>8)&0xff;
rfTxMsg.Data[7] = rfRxChannel_proto.data&0xff;
StdCan_Put(&rfTxMsg);
rfRxChannel_state = sns_rfTransceive_STATE_START_PAUSE;
}
else if (rfRxChannel_proto.protocol == IR_PROTO_UNKNOWN)
{
#if (sns_rfTransceive_SEND_DEBUG==1)
//send_debug(rfRxChannel_rxbuf, rfRxChannel_rxlen);
//rfRxChannel_proto.timeout=300;
#endif
rfRxChannel_state = sns_rfTransceive_STATE_START_RECEIVE;
}
}
break;
case sns_rfTransceive_STATE_START_PAUSE:
/* set a timer so we can send release button event when no new RF is arriving */
Timer_SetTimeout(sns_rfTransceive_RX_REPEATE_TIMER, rfRxChannel_proto.timeout, TimerTypeOneShot, 0);
rfRxChannel_state = sns_rfTransceive_STATE_PAUSING;
break;
case sns_rfTransceive_STATE_PAUSING:
/* reset timer if new IR arrived */
if (rfRxChannel_newData == TRUE) {
cli();
IrTransceiver_ResetRx(0); //TODO??
rfRxChannel_newData = FALSE;
sei();
Ir_Protocol_Data_t protoDummy;
if (parseProtocol(rfRxChannel_rxbuf, rfRxChannel_rxlen, &protoDummy) == IR_OK) {
if (protoDummy.protocol == rfRxChannel_proto.protocol) {
/* re-set timer so we can send release button event when no new RF is arriving */
Timer_SetTimeout(sns_rfTransceive_RX_REPEATE_TIMER, rfRxChannel_proto.timeout, TimerTypeOneShot, 0);
}
}
}
if (Timer_Expired(sns_rfTransceive_RX_REPEATE_TIMER)) {
rfRxChannel_state = sns_rfTransceive_STATE_IDLE;
}
break;
default:
break;
}
#endif
#if 0
//#if IR_TX_ENABLE==1
switch (irTxChannel[channel].state)
{
case sns_irTransceive_STATE_IDLE:
{
/* transmission is started when a command is received on can */
irTxChannel[channel].stopSend = FALSE;
irTxChannel[channel].repeatCount = 0;
irTxChannel[channel].proto.framecnt = 0;
irTxChannel[channel].sendingPronto = FALSE;
break;
}
case sns_irTransceive_STATE_START_TRANSMIT:
{
/* Expand protocol. */
if (expandProtocol(irTxChannel[channel].txbuf, &irTxChannel[channel].txlen, &irTxChannel[channel].proto) != IR_OK) {
/* Failed to expand protocol -> enter idle state. */
irTxChannel[channel].state = sns_irTransceive_STATE_IDLE;
break;
}
/* Start IR transmission. */
/* TODO Send respone. Function call may fail when different modulation frequencies are used simultaneously. */
IrTransceiver_Transmit(channel, irTxChannel[channel].txbuf, 0, irTxChannel[channel].txlen, irTxChannel[channel].proto.modfreq);
/* Enter transmitting state. */
irTxChannel[channel].state = sns_irTransceive_STATE_TRANSMITTING;
break;
}
case sns_irTransceive_STATE_START_TRANSMIT_PRONTO:
{
/* Start IR transmission. */
if(IrTransceiver_Transmit(channel, irTxChannel[channel].txbuf, 0, irTxChannel[channel].onceSeqLen - 1, irTxChannel[channel].proto.modfreq) < 0) {
/* Send error code. */
pronto_sendResponse(channel, CAN_MODULE_ENUM_IRTRANSCEIVE_IRPRONTORESPONSE_RESPONSE_ABORTED);
/* Enter idle state. */
irTxChannel[channel].state = sns_irTransceive_STATE_IDLE;
break;
}
/* Enter transmitting state. */
irTxChannel[channel].sendingPronto = TRUE;
irTxChannel[channel].state = sns_irTransceive_STATE_TRANSMITTING;
break;
}
case sns_irTransceive_STATE_PRONTO_REPEAT:
{
/* Check if done. */
if ((irTxChannel[channel].repeatCount >= irTxChannel[channel].proto.repeats && irTxChannel[channel].proto.repeats != 0xFF) || irTxChannel[channel].stopSend) {
/* Pronto transmission was stopped/completed */
pronto_sendResponse(channel, CAN_MODULE_ENUM_IRTRANSCEIVE_IRPRONTORESPONSE_RESPONSE_STOPPED);
irTxChannel[channel].state = sns_irTransceive_STATE_IDLE;
break;
}
if (irTxChannel[channel].repeatCount < 255) {
irTxChannel[channel].repeatCount++;
}
/* Repeat sequence exists? */
if (irTxChannel[channel].repSeqLen != 0) {
/* Use repeat seq */
uint16_t offset = ((uint16_t)irTxChannel[channel].onceSeqLen);
/* Don't transmit last passive. last passive handled by timer */
IrTransceiver_Transmit(channel, irTxChannel[channel].txbuf, offset, ((uint16_t)irTxChannel[channel].repSeqLen) - 1, irTxChannel[channel].proto.modfreq);
}
else {
/* Use once seq */
/* Don't transmit last passive. last passive handled by timer */
IrTransceiver_Transmit(channel, irTxChannel[channel].txbuf, 0, irTxChannel[channel].txlen - 1, irTxChannel[channel].proto.modfreq);
}
irTxChannel[channel].state = sns_irTransceive_STATE_TRANSMITTING;
}
case sns_irTransceive_STATE_TRANSMITTING:
{
if (irTxChannel[channel].sendComplete == TRUE)
{
cli();
irTxChannel[channel].sendComplete = FALSE;
sei();
if (irTxChannel[channel].sendingPronto)
{
/* First repeat, or no repeat sequence defined => use last passive time in once seq */
if(irTxChannel[channel].repeatCount == 0 || irTxChannel[channel].repSeqLen == 0)
{
/* Use last passive time as timeout */
uint16_t lastPasTime = irTxChannel[channel].txbuf[irTxChannel[channel].onceSeqLen - 1] / 1000;
Timer_SetTimeout(irTxChannel[channel].timerNum, lastPasTime==0 ? 1 : lastPasTime, TimerTypeOneShot, 0);
}
/* Second, or later repeat => use last passive time in repeat seq */
else
{
/* Use last passive time as timeout */
uint16_t lastPasTime = irTxChannel[channel].txbuf[irTxChannel[channel].txlen - 1] / 1000;
Timer_SetTimeout(irTxChannel[channel].timerNum, lastPasTime==0 ? 1 : lastPasTime, TimerTypeOneShot, 0);
}
irTxChannel[channel].state = sns_irTransceive_STATE_PAUSING;
}
else
{
irTxChannel[channel].state = sns_irTransceive_STATE_START_PAUSE;
}
}
break;
}
case sns_irTransceive_STATE_START_PAUSE:
{
if (irTxChannel[channel].repeatCount < irTxChannel[channel].proto.repeats)
{
irTxChannel[channel].repeatCount++;
}
Timer_SetTimeout(irTxChannel[channel].timerNum, irTxChannel[channel].proto.timeout, TimerTypeOneShot, 0);
if (irTxChannel[channel].proto.framecnt != 255)
{
irTxChannel[channel].proto.framecnt++;
}
irTxChannel[channel].state = sns_irTransceive_STATE_PAUSING;
break;
}
case sns_irTransceive_STATE_PAUSING:
{
if (irTxChannel[channel].sendingPronto)
{
if (Timer_Expired(irTxChannel[channel].timerNum))
{
irTxChannel[channel].state = sns_irTransceive_STATE_PRONTO_REPEAT;
}
break;
}
if (Timer_Expired(irTxChannel[channel].timerNum))
{
irTxChannel[channel].state = sns_irTransceive_STATE_START_TRANSMIT;
}
/* Transmission is stopped when such command is recevied on can */
if (irTxChannel[channel].stopSend == TRUE && irTxChannel[channel].repeatCount >= irTxChannel[channel].proto.repeats)
{
/* Non-pronto transmission was stopped/completed */
pronto_sendResponse(channel, CAN_MODULE_ENUM_IRTRANSCEIVE_IRPRONTORESPONSE_RESPONSE_STOPPED);
irTxChannel[channel].state = sns_irTransceive_STATE_IDLE;
}
break;
}
default:
break;
}
#endif
}
void sns_rfTransceive_HandleMessage(StdCan_Msg_t *rxMsg)
{
if ( StdCan_Ret_class(rxMsg->Header) == CAN_MODULE_CLASS_SNS &&
StdCan_Ret_direction(rxMsg->Header) == DIRECTIONFLAG_TO_OWNER &&
rxMsg->Header.ModuleType == CAN_MODULE_TYPE_SNS_RFTRANSCEIVE &&
rxMsg->Header.ModuleId == sns_rfTransceive_ID)
{
switch (rxMsg->Header.Command)
{
#if IR_TX_ENABLE==1
case CAN_MODULE_CMD_RFTRANSCEIVE_DATASTART:
{
}
break;
case CAN_MODULE_CMD_RFTRANSCEIVE_DATASTOP:
{
}
break;
case CAN_MODULE_CMD_RFTRANSCEIVE_DATABURST:
{
}
break;
#endif
}
}
}
void sns_rfTransceive_List(uint8_t ModuleSequenceNumber)
{
StdCan_Msg_t txMsg;
StdCan_Set_class(txMsg.Header, CAN_MODULE_CLASS_SNS);
StdCan_Set_direction(txMsg.Header, DIRECTIONFLAG_FROM_OWNER);
txMsg.Header.ModuleType = CAN_MODULE_TYPE_SNS_RFTRANSCEIVE;
txMsg.Header.ModuleId = sns_rfTransceive_ID;
txMsg.Header.Command = CAN_MODULE_CMD_GLOBAL_LIST;
txMsg.Length = 6;
txMsg.Data[0] = NODE_HW_ID_BYTE0;
txMsg.Data[1] = NODE_HW_ID_BYTE1;
txMsg.Data[2] = NODE_HW_ID_BYTE2;
txMsg.Data[3] = NODE_HW_ID_BYTE3;
txMsg.Data[4] = NUMBER_OF_MODULES;
txMsg.Data[5] = ModuleSequenceNumber;
while (StdCan_Put(&txMsg) != StdCan_Ret_OK);
}