From 8a64dd03a6565f25a4920171fb18d41f49aa8d11 Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期日, 05 七月 2020 23:46:50 +0800
Subject: [PATCH] 防撞9对5测试完成，发给华星
---
源码/核心板/Src/OnChipDevices/Usart.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.c" "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.c"
index 66396fa..c7b8874 100644
--- "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.c"
+++ "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/OnChipDevices/Usart.c"
@@ -82,7 +82,7 @@
//初始化管脚
GPIO_InitStructure.GPIO_Pin = EU_RX_PIN;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //Rx上拉输入
+ GPIO_InitStructure.GPIO_Mode =GPIO_Mode_IN_FLOATING; //Rx上拉输入
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(EU_RX_GPIO, &GPIO_InitStructure);
@@ -190,10 +190,12 @@
m_bEUARTCheckingSend = 0;
return;
}
- OUT485_ENABLE;
+
if(!m_bEUARTTxEn)
{
m_bEUARTTxEn = 1;
+ OUT485_ENABLE;
+ delay_us(10);
// temp32 = GPIOC->CRH; //C10复用推挽输出
// temp32 &= ~(0x00000000F<<8);
// temp32 |= (0x000000009<<8);
--
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