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Move port telemetry port configuration logic into common telemetry code.

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Update software serial to support RX, TX or RX&TX modes.  Update serial
API to allow on-the-fly changing of serial port mode.  Update HoTT to
change serial port mode when transmitting.
This commit is contained in:
Dominic Clifton 2014-04-07 16:39:09 +01:00
parent 1051cbcf52
commit ac0f3e9186
12 changed files with 169 additions and 64 deletions
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21
src/telemetry_hott.c
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@ -216,9 +216,7 @@ void hottV4FormatAndSendEAMResponse(void) {
static void hottV4Respond(uint8_t *data, uint8_t size) {
if (serialTotalBytesWaiting(core.telemport) != 0 ) {
return; // cannot respond since another request came in.
}
serialSetMode(core.telemport, MODE_TX);
uint16_t crc = 0;
uint8_t i;
@ -235,16 +233,29 @@ static void hottV4Respond(uint8_t *data, uint8_t size) {
hottV4SerialWrite(crc & 0xFF);
delayMicroseconds(HOTTV4_TX_DELAY);
serialSetMode(core.telemport, MODE_RX);
}
static void hottV4SerialWrite(uint8_t c) {
serialWrite(core.telemport, c);
}
void configureHoTTTelemetryPort(void) {
// TODO set speed here to 19200
serialSetMode(core.telemport, MODE_RX);
}
void freeHoTTTelemetryPort(void) {
serialSetMode(core.telemport, MODE_RXTX);
}
void handleHoTTTelemetry(void)
{
while (serialTotalBytesWaiting(core.telemport)) {
uint8_t c = serialRead(core.telemport);
uint8_t c;
while (serialTotalBytesWaiting(core.telemport) > 0) {
c = serialRead(core.telemport);
// Protocol specific waiting time
// to avoid collisions