From 942d685e55e3a58b6bcd7d0158765e9648b9373a Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期四, 28 十月 2021 22:16:01 +0800
Subject: [PATCH] 中断模式，配合时间片测试完成

---
 源码/核心板/Src/OnChipDevices/Usart.h |   20 +++++++++++++-------
 1 files changed, 13 insertions(+), 7 deletions(-)

diff --git "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h" "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h"
index 3041a96..ea3e93b 100644
--- "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h"
+++ "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.h"
@@ -3,8 +3,11 @@
 #define __USART_H__
 
 #include "stm32f10x.h"
-#include <string.h>
-
+#define EXUART_USE_TXDMA
+#define EU_485_PIN				GPIO_Pin_7
+#define EU_485_GPIO				GPIOB
+#define OUT485_ENABLE 		GPIO_WriteBit(EU_485_GPIO, EU_485_PIN, Bit_SET);
+#define OUT485_DISABLE 		GPIO_WriteBit(EU_485_GPIO, EU_485_PIN, Bit_RESET);
 
 //#define UART_GPIO_REMAP_ENABLE
 #ifdef UART_GPIO_REMAP_ENABLE
@@ -22,13 +25,15 @@
 	#define EU_TX_GPIO				GPIOA
 #endif
 
-#define	EXUART_BAUD_RADE		115200
+#define	EXUART_BAUD_RADE		921600
 
 #define EUART_RX_DMA_CH	 		DMA1_Channel5
 #define EUART_TX_DMA_CH			DMA1_Channel4
 
-#define EUART_TX_FRM_SIZE		4				//发送队列中的最大帧数
-#define EUART_TX_FRMBUF_SIZE	200				//发送队列每帧缓存大小
+#define EUART_DMA DMA1
+#define EUART_TX_DMA_IT_TC DMA1_IT_TC4 
+#define EUART_TX_FRM_SIZE		25				//发送队列中的最大帧数
+#define EUART_TX_FRMBUF_SIZE	110				//发送队列每帧缓存大小
 #define EUART_RX_BUF_SIZE		200				//接收缓存大小
 
 #define EXT_UART				USART1
@@ -46,7 +51,8 @@
 void UART_PushFrame(uint8_t* pdata, int32_t data_len);
 void UART_PopFrame(void);
 extern void (*Usart1ParseDataCallback)(uint8_t);
-
-
+//////////////////////////////////////////////////////////
+#define EXT_UART2				USART2
+#define UART2_RX_DMA_CH	 		DMA1_Channel6
 #endif
 

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