#define CONFIG_STM32_GPIO
#define CONFIG_STM32_SERIAL
-
-#define CONFIG_STM32_USART1
+/*
+ * Configuration of the USART
+ * 1: TX:PA9 PX:PA10
+ * 2: TX:PD5 RX:PD6
+ * 3: TX:PC10 RX:PC11
+ * 6: TX:PC6 RX:PC7
+ */
+#define CONFIG_STM32_USART 1
#define CONFIG_STM32_HSE_HZ 8000000