From 55c26cb52436d5c82f1602114bb38057832ef25b Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期三, 09 二月 2022 21:30:38 +0800
Subject: [PATCH] V2.46 增加标签坐标下发，串口测试不丢包，待网线测试，波特率115200

---
 源码/核心板/Src/OnChipDevices/Usart.h |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 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 bdd2c30..f03cd83 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"
@@ -3,7 +3,7 @@
 #define __USART_H__
 
 #include "stm32f10x.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);
@@ -30,8 +30,10 @@
 #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
@@ -49,7 +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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