From aa38e5c1f48e31213ee349aa5cd6f06c85bda70d Mon Sep 17 00:00:00 2001
From: android <android@lingyun.com>
Date: Tue, 25 Jun 2024 21:49:39 +0800
Subject: [PATCH] Add GD32F103RCT6 ADC converter board SDK source code

---
 mcu_sdk/gd32f103/rk_eFire/System/Inc/usart.h |  113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 113 insertions(+), 0 deletions(-)

diff --git a/mcu_sdk/gd32f103/rk_eFire/System/Inc/usart.h b/mcu_sdk/gd32f103/rk_eFire/System/Inc/usart.h
new file mode 100644
index 0000000..5f43853
--- /dev/null
+++ b/mcu_sdk/gd32f103/rk_eFire/System/Inc/usart.h
@@ -0,0 +1,113 @@
+/**
+  ******************************************************************************
+  * File Name          : USART.h
+  * Description        : This file provides code for the configuration
+  *                      of the USART instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under Ultimate Liberty license
+  * SLA0044, the "License"; You may not use this file except in compliance with
+  * the License. You may obtain a copy of the License at:
+  *                             www.st.com/SLA0044
+  *
+  ******************************************************************************
+  */
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __usart_H
+#define __usart_H
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "main.h"
+
+typedef enum
+{
+    RS485_RECV = 0, 
+    RS485_SEND
+}RS485DirCtrl_e;
+
+#define RS485_DIR_PORT GPIOA
+#define RS485_DIR_PIN GPIO_PIN_1
+/* RS485 TX/RX Control */
+#define RS485_TX_ENABLE()   HAL_Delay(100);\
+                            HAL_GPIO_WritePin(RS485_DIR_PORT, RS485_DIR_PIN, GPIO_PIN_SET);\
+                            HAL_Delay(100);
+
+#define RS485_RX_ENABLE()   HAL_Delay(100);\
+                            HAL_GPIO_WritePin(RS485_DIR_PORT, RS485_DIR_PIN, GPIO_PIN_RESET);\
+                            HAL_Delay(100);
+
+#define PRINTF(...)            VcomSend(__VA_ARGS__)
+#define ECHO_ERROR(x) PRINTF("[%s][%d]:%s\r\n", __FUNCTION__, __LINE__, x)
+
+#pragma pack(1)
+
+#define FreeUart1Buffer()           Debug_Rxbuffer.Locked = 0; Debug_Rxbuffer.RxSize=0
+#define Uart1BufferIsEmpty           (Debug_Rxbuffer.RxSize == 0 ? 1 : 0)
+#define Uart1BufferIsReadable()     (Debug_Rxbuffer.Locked ? 1 : 0)
+
+//#define LockUart3Buffer()           Uart3_Rxbuffer.Locked = 1
+//#define FreeUart3Buffer()           Uart3_Rxbuffer.Locked = 0; Uart3_Rxbuffer.RxSize=0; memset(Uart3_Rxbuffer.RxBuffer, 0x0, UART_RINGBUF_SIZE)
+//#define Uart3BufferIsEmpty           (Uart3_Rxbuffer.RxSize == 0 ? 1 : 0)
+//#define Uart3BufferIsReadable()     (Uart3_Rxbuffer.Locked ? 1 : 0)
+
+#define UART_RINGBUF_SIZE     255
+typedef struct Uart_Rxbuffer_s
+{
+  uint8_t               RxBuffer[UART_RINGBUF_SIZE];  /* UART receive buffer*/
+  uint32_t              RxSize;      /* Current data length in UART receive buffer */
+  uint32_t              Time;     /* Last receive time */
+  uint8_t               Locked;   /* Buffer is busy */
+}Uart_Rxbuffer_t;
+
+typedef struct
+{
+	uint8_t *pRear;			//���жϺ����и���
+	uint8_t *pFront;			//����ѭ���и���
+} UartBuffer_t;
+
+#pragma pack()
+
+extern Uart_Rxbuffer_t Debug_Rxbuffer;
+//extern Uart_Rxbuffer_t Uart3_Rxbuffer;
+
+extern UART_HandleTypeDef huart1;
+extern UART_HandleTypeDef huart2;
+
+void Board_USART1Init(void);
+void Board_USART1DeInit(void);
+void Board_USART1RX_Enable(void);
+void Board_USART1RX_Disable(void);
+
+void Board_USART2Init(void);
+void Board_USART2DeInit(void);
+int8_t Board_USART2Recv(uint8_t *pFmt, uint16_t u16TimeOut);
+int8_t Board_USART2end(const uint8_t *pFmt, uint8_t u8Len);
+
+//int8_t Board_USART2Test(void);
+
+
+
+void VcomSend( char *format, ... );
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif /*__ usart_H */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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