Second CAN #3687

2021-12-22 20:43:08 -05:00 · 2021-12-22 20:43:08 -05:00 · f350338642
parent cb5357890b
commit f350338642
1 changed files with 3 additions and 0 deletions
--- a/firmware/hw_layer/ports/stm32/stm32_common.cpp
+++ b/firmware/hw_layer/ports/stm32/stm32_common.cpp
@ -779,6 +779,9 @@ bool isValidCanRxPin(brain_pin_e pin) {
 }

 CANDriver* detectCanDeviceImpl(brain_pin_e pinRx, brain_pin_e pinTx) {
+	if (pinRx == GPIO_UNASSIGNED && pinTx == GPIO_UNASSIGNED) {
+		return nullptr;
+	}
 #if STM32_CAN_USE_CAN1 || STM32_CAN_USE_FDCAN1
   if (isValidCan1RxPin(pinRx) && isValidCan1TxPin(pinTx))
      return &CAND1;