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Fixed SOFTSERIAL when the TX and RX pins are shared.

This commit is contained in:
mikeller 2019-08-20 00:51:00 +12:00
parent a05b819b71
commit 63bcfd1801
1 changed files with 4 additions and 2 deletions
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6
src/main/drivers/serial_softserial.c
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@ -242,8 +242,8 @@ serialPort_t *openSoftSerial(softSerialPortIndex_e portIndex, serialReceiveCallb
ioTag_t tagRx = serialPinConfig()->ioTagRx[pinCfgIndex];
ioTag_t tagTx = serialPinConfig()->ioTagTx[pinCfgIndex];
const timerHardware_t *timerRx = timerAllocate(tagRx, OWNER_SERIAL_RX, RESOURCE_INDEX(portIndex + RESOURCE_SOFT_OFFSET));
const timerHardware_t *timerTx = timerAllocate(tagTx, OWNER_SERIAL_TX, RESOURCE_INDEX(portIndex + RESOURCE_SOFT_OFFSET));
const timerHardware_t *timerRx = (tagTx == tagRx) ? timerTx : timerAllocate(tagRx, OWNER_SERIAL_RX, RESOURCE_INDEX(portIndex + RESOURCE_SOFT_OFFSET));
IO_t rxIO = IOGetByTag(tagRx);
IO_t txIO = IOGetByTag(tagTx);
@ -269,7 +269,9 @@ serialPort_t *openSoftSerial(softSerialPortIndex_e portIndex, serialReceiveCallb
softSerial->rxIO = rxIO;
softSerial->timerHardware = timerRx;
IOInit(rxIO, OWNER_SERIAL_RX, RESOURCE_INDEX(portIndex + RESOURCE_SOFT_OFFSET));
if (!((mode & MODE_TX) && rxIO == txIO)) {
IOInit(rxIO, OWNER_SERIAL_RX, RESOURCE_INDEX(portIndex + RESOURCE_SOFT_OFFSET));
}
}
if (mode & MODE_TX) {