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Softserial can now be enabled/disabled via the SOFTSERIAL feature switch in the command line. Softserial baud rate can be set via softserial_baudrate setting. Added input & output inversion support, use softserial_inverted setting by Dominic Clifton

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git-svn-id: https://afrodevices.googlecode.com/svn/trunk/baseflight@435 7c89a4a9-59b9-e629-4cfe-3a2d53b20e61
This commit is contained in:
timecop@gmail.com 2013-10-12 07:46:55 +00:00
parent 9ebd82c5ef
commit c682f1f21e
9 changed files with 39 additions and 19 deletions
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11
src/drv_softserial.c
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@ -17,12 +17,16 @@ void onSerialTimer(uint8_t portIndex, uint16_t capture);
uint8_t readRxSignal(softSerial_t *softSerial)
{
return !(digitalIn(softSerial->rxTimerHardware->gpio, softSerial->rxTimerHardware->pin) == 0);
uint8_t invertedSignal = (digitalIn(softSerial->rxTimerHardware->gpio, softSerial->rxTimerHardware->pin) == 0);
if (softSerial->isInverted) {
return invertedSignal;
}
return !invertedSignal;
}
void setTxSignal(softSerial_t *softSerial, uint8_t state)
{
if (state) {
if ((state == 1 && softSerial->isInverted == false) || (state == 0 && softSerial->isInverted == true)) {
digitalHi(softSerial->txTimerHardware->gpio, softSerial->txTimerHardware->pin);
} else {
digitalLo(softSerial->txTimerHardware->gpio, softSerial->txTimerHardware->pin);
@ -82,7 +86,7 @@ void serialOutputPortConfig(const timerHardware_t *timerHardwarePtr)
softSerialGPIOConfig(timerHardwarePtr->gpio, timerHardwarePtr->pin, Mode_Out_PP);
}
void setupSoftSerial1(uint32_t baud)
void setupSoftSerial1(uint32_t baud, uint8_t inverted)
{
int portIndex = 0;
softSerial_t *softSerial = &(softSerialPorts[portIndex]);
@ -90,6 +94,7 @@ void setupSoftSerial1(uint32_t baud)
softSerial->port.vTable = softSerialVTable;
softSerial->port.mode = MODE_RXTX;
softSerial->port.baudRate = baud;
softSerial->isInverted = inverted;
softSerial->rxTimerHardware = &(timerHardware[SOFT_SERIAL_1_TIMER_RX_HARDWARE]);
softSerial->txTimerHardware = &(timerHardware[SOFT_SERIAL_1_TIMER_TX_HARDWARE]);