diff --git a/src/omv/ports/stm32/soft_i2c.c b/src/omv/ports/stm32/soft_i2c.c index 8c20b8e1b..02513a63d 100644 --- a/src/omv/ports/stm32/soft_i2c.c +++ b/src/omv/ports/stm32/soft_i2c.c @@ -16,6 +16,7 @@ #include "soft_i2c.h" #include "omv_boardconfig.h" +#if defined(SOFT_I2C_PORT) #define ACK 0 #define NACK 1 @@ -176,3 +177,4 @@ void soft_i2c_deinit() HAL_GPIO_DeInit(SOFT_I2C_PORT, SOFT_I2C_SIOC_PIN); HAL_GPIO_DeInit(SOFT_I2C_PORT, SOFT_I2C_SIOD_PIN); } +#endif // defined(SOFT_I2C_PORT)