From 9bd738443a77409f46f3447d46b3fa5f91b31309 Mon Sep 17 00:00:00 2001
From: chen <15335560115@163.com>
Date: 星期一, 21 七月 2025 16:10:17 +0800
Subject: [PATCH] 增加读取时串口0回包引脚控制逻辑
---
keil/include/drivers/serial_at_cmd_app.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/keil/include/drivers/serial_at_cmd_app.c b/keil/include/drivers/serial_at_cmd_app.c
index 051466a..c4d0e1c 100644
--- a/keil/include/drivers/serial_at_cmd_app.c
+++ b/keil/include/drivers/serial_at_cmd_app.c
@@ -100,8 +100,10 @@
}
checksum = Checksum_u16(&send_frame[2],5+data_length);
memcpy(&send_frame[7+data_length],&checksum,2);
-
+ gpio_pin_set(CHANGE_UART_PIN);//；拉高变发送
uart_send(UART_ID0, send_frame,data_length+9, NULL);
+ while(uart_tx_in_progress(UART_ID0));
+ gpio_pin_clr(CHANGE_UART_PIN);//；拉低变接收
}
void SendComMap(uint8_t data_length, uint8_t index)//表示成功读取的回应包
{
--
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