int IR_xmit ()
{
if (IrCtrl.len == 0) {
IRLOG_PRINTLN("!E26");
IR_state( IR_IDLE );
return 0;
}
#ifndef FACTORY_CHECKER
// factory checker xmits after receiving
if ( IrCtrl.state != IR_WRITING ) {
return 0; // Abort when collision detected
}
#endif
irpacker_packend( &packer_state );
IR_state( IR_XMITTING );
if (IrCtrl.freq == 40) {
IR_TX_40K();
}
else {
IR_TX_38K();
}
IR_TX_ON();
irpacker_unpack_start( &packer_state );
IR_COMPARE_ENABLE( IR_get() );
IrCtrl.tx_index ++;
// unpacking takes time, so we want to run unpack while timer is running
IrCtrl.next_interval = IR_get();
return 1;
}
// Transmission timing and Trailer detection
ISR_COMPARE()
{
if (IrCtrl.state == IR_XMITTING) {
if (IrCtrl.tx_index >= IrCtrl.len) {
// tx successfully finished
IR_TX_OFF();
IR_state( IR_IDLE );
return;
}
uint16_t interval = IrCtrl.next_interval;
if (IR_TX_IS_ON()) {
// toggle
IR_TX_OFF();
}
else {
if ( IrCtrl.next_interval != 0 ) {
// toggle
IR_TX_ON();
}
else {
// 65535,0,XXXX sequence means:
// continue TX_OFF for 65535 + XXXX interval and turn TX_ON
interval = IR_get();
IrCtrl.tx_index ++;
}
}
IR_COMPARE_NEXT( interval );
// run heavy packer.unpack after setting timer
IrCtrl.next_interval = IR_get();
IrCtrl.tx_index ++;
return;
}
else if (IrCtrl.state == IR_RECVING) {
IrCtrl.trailer_count --;
if (IrCtrl.trailer_count == 0) {
// Trailer detected
IR_state( IR_RECVED );
}
else {
// wait for next compare interrupt
}
return;
}
IR_state( IR_IDLE );
}
static int8_t on_get_messages_request(int8_t cid, GSwifi::GSREQUESTSTATE state) {
if (state != GSwifi::GSREQUESTSTATE_RECEIVED) {
return -1;
}
gs.writeHead(cid, 200);
if ( (IrCtrl.len <= 0) ||
(IrCtrl.state != IR_RECVED_IDLE) ) {
// if no data
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
return 0;
}
IR_state( IR_READING );
gs.write("{\"format\":\"raw\",\"freq\":"); // format fixed to "raw" for now
gs.write(IrCtrl.freq);
gs.write(",\"data\":[");
for (uint16_t i=0; i<IrCtrl.len; i++) {
gs.write( IR_get() );
if (i != IrCtrl.len - 1) {
gs.write(",");
}
}
gs.write("]}");
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
IR_state( IR_IDLE );
#ifdef USE_INTERNET
TIMER_START( suspend_polling_timer, SUSPEND_GET_MESSAGES_INTERVAL );
#endif
return 0;
}
