From: p15692025051 <846603105@qq.com>
Date: Fri, 23 Feb 2024 06:59:20 +0000 (+0800)
Subject: 血压串口调整
X-Git-Url: http://git.snicker.com.cn/Users/apple/Desktop/static/gitweb.css?a=commitdiff_plain;h=ffe975ae32c5cb9d4605840dd8e7dcf2e8a30cd3;p=mirrors%2FASR3603_Z5.git

血压串口调整
---

diff --git a/2.sdk/sdk/product/craneg_modem/hal/gps_device/src/gps_uart.c b/2.sdk/sdk/product/craneg_modem/hal/gps_device/src/gps_uart.c
index a7e66485..fe819100 100644
--- a/2.sdk/sdk/product/craneg_modem/hal/gps_device/src/gps_uart.c
+++ b/2.sdk/sdk/product/craneg_modem/hal/gps_device/src/gps_uart.c
@@ -1215,7 +1215,8 @@ int uart4_recv_data(char *buf,int buf_max_len,unsigned int timeout)
 	//cplog_printf("uart4_recv_data:timeout:%d\n",timeout);
 	while(1)
 	{
-		timeout--;
+		if(timeout > 0)
+			timeout--;
 		
 		gps_ui_delay_us(1400);//1ms
 		//UOS_SleepMs(1);
@@ -1225,7 +1226,7 @@ int uart4_recv_data(char *buf,int buf_max_len,unsigned int timeout)
 		}else
 			count = 0;
 		uart4_rx_buf_len_tmp = uart4_rx_buf_len;
-		if(timeout == 0 && count> 15)//连续15ms没新数据，认为是一帧数据，退出
+		if((timeout == 0 && count> 15) || (timeout == 0 && uart4_rx_buf_len == 0))//连续15ms没新数据，认为是一帧数据，退出
 			break;
 		// if(count > 15)//连续15ms没新数据，认为是一帧数据，退出
 		// 	break;