From 8aa343c68337975234072baae5eda592487c4271 Mon Sep 17 00:00:00 2001
From: chen <15335560115@163.com>
Date: 星期六, 16 八月 2025 18:29:41 +0800
Subject: [PATCH] 防丢手环V1.0demo版本实现一对多测距和发送震动信息

---
 keil/include/drivers/Usart.h |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/keil/include/drivers/Usart.h b/keil/include/drivers/Usart.h
index b6e70da..06384e8 100644
--- a/keil/include/drivers/Usart.h
+++ b/keil/include/drivers/Usart.h
@@ -38,7 +38,7 @@
 
 #define EUART_TX_FRM_SIZE		2				//发送队列中的最大帧数
 #define EUART_TX_FRMBUF_SIZE	100		//发送队列每帧缓存大小
-#define EUART_RX_BUF_SIZE		100				//接收缓存大小
+#define EUART_RX_BUF_SIZE		1024				//接收缓存大小
 
 #define EXT_UART				USART1
 #define EXT_UART_RCC			RCC_APB2Periph_USART1
@@ -55,11 +55,12 @@
 void UART_PushFrame(uint8_t* pdata, int32_t data_len);
 void UART_PopFrame(void);
 extern void (*Usart1ParseDataCallback)(uint8_t);
-
+extern void (*Usart0ParseDataCallback)(uint8_t);
 
 #define USART_TX_BUF_SIZE	50				//发送缓存大小
 #define USART_RX_BUF_SIZE	100				//接收缓存大小
 extern uint8_t m_EUART_DMA_RXBuf[EUART_RX_BUF_SIZE];	
+extern uint8_t m_EUART0_DMA_RXBuf[EUART_RX_BUF_SIZE];	
 extern uint8_t USART_DMA_RXBuf[USART_RX_BUF_SIZE];			//USART2 DMA数据接收缓存
 
 //void Uart2_SendString(  uint8_t *str);

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