实现串口驱动，移植方便

Modules/led/inc/led.h

@@ -10,14 +10,16 @@
 #ifndef LED_H
 #define LED_H
 
-#include "stm32f4xx_hal.h"
+#include <stdint.h>
+#include <stddef.h>
+#include "hal_gpio.h"
 
 /**
  * @brief LED configuration structure
  */
 typedef struct {
-    GPIO_TypeDef *gpio_port;  /*!< GPIO port */
-    uint16_t gpio_pin;        /*!< GPIO pin */
+    hal_gpio_port_t gpio_port;  /*!< GPIO port */
+    hal_gpio_pin_t gpio_pin;        /*!< GPIO pin */
 } led_config_t;
 
 /**