From dcfa7fb0b7a336114597ec665e33c7c3cb98d917 Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期二, 24 九月 2024 18:51:52 +0800
Subject: [PATCH] 修改UDP断线重启4G模块

---
 keil/sn74hc595.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/keil/sn74hc595.c b/keil/sn74hc595.c
index 4dc9e9a..7f81818 100644
--- a/keil/sn74hc595.c
+++ b/keil/sn74hc595.c
@@ -16,6 +16,12 @@
     gpio_pin_set_dir(RCLK_PIN , GPIO_DIR_OUT, 0);
     io_pull_set(RCLK_PIN , IO_PULL_DOWN, IO_PULL_UP_LEVEL4);
 }
+void IO_control_deinit(void)
+{
+ io_pin_mux_set(SER_PIN,IO_FUNC0);//把原先io SDA变为普通GPIO
+io_pin_mux_set(SRCLK_PIN,IO_FUNC0);
+io_pin_mux_set(RCLK_PIN,IO_FUNC0);
+}
 
 void IO_LED_control_change(uint8_t data)
 {

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