From 8a2a686ae7a102b628f0a2b6c63b73b3f5ce573b Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期四, 17 四月 2025 16:23:34 +0800
Subject: [PATCH] 最新ota，适配4g手环升级与最新boot

---
 keil/include/drivers/Usart.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/keil/include/drivers/Usart.h b/keil/include/drivers/Usart.h
index b6e70da..29a3b4f 100644
--- a/keil/include/drivers/Usart.h
+++ b/keil/include/drivers/Usart.h
@@ -6,7 +6,7 @@
 #include "stdint.h"
 //#define BAUDRATE_19200
 
-#define EU_485_PIN				GPIO_PIN_7
+//#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);
@@ -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

--
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