first commit for chrg

2025-08-16 22:58:22 +08:00
commit 52a3ed5862
2306 changed files with 1021208 additions and 0 deletions
@@ -0,0 +1,36 @@
+
+#ifndef __BSP_GPIO_H__
+#define __BSP_GPIO_H__
+
+#include "bsp_common.h"
+
+#define GPIO_LOW                    0x00
+#define GPIO_HIGH                   0x01
+
+#define STM32_PORT(port)            GPIO##port##_BASE
+
+#define GET_PIN(port, pin)          (uint32_t)((16 * ( ((uint32_t)STM32_PORT(port) - (uint32_t)GPIOA_BASE)/(0x0400UL) )) + pin)
+
+#define STM32_PIN(index, gpio, gpio_index)          \
+{                                                   \
+    index, GPIO##gpio, GPIO_PIN_##gpio_index        \
+}
+
+/* STM32 GPIO driver */
+struct GPIO_INDEX
+{
+    int index;
+    GPIO_TypeDef *gpio;
+    uint16_t pin;
+};
+
+void            BSP_GPIO_Write      (uint8_t io, uint8_t level);
+uint8_t         BSP_GPIO_Read       (uint8_t io);
+void            BSP_GPIO_Toggle     (uint8_t io);
+void            BSP_GPIO_SetMode    (uint8_t io, uint32_t mode, uint32_t pull);
+
+GPIO_TypeDef *  BSP_GPIO_GetPort    (uint8_t io);
+uint16_t        BSP_GPIO_GetPin     (uint8_t io);
+
+#endif
+