From e7101a7064d3e6da5a946d64bb0e43a77377e2f0 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期四, 22 五月 2025 18:11:43 +0800
Subject: [PATCH] 1.22，提交，待测试，给张博先修改

---
 keil/include/drivers/PCA9555.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/keil/include/drivers/PCA9555.c b/keil/include/drivers/PCA9555.c
index fb5073e..6a8bdd3 100644
--- a/keil/include/drivers/PCA9555.c
+++ b/keil/include/drivers/PCA9555.c
@@ -543,6 +543,10 @@
 	
 	PCA9555_Set_One_Value_Config(GPS_POWER,0);//设置GPS为输出
 	PCA9555_Set_One_Value_Output(GPS_POWER,1);//拉高GPS
+    
+    PCA9555_Set_One_Value_Config(GPS_BACKUP,0);//设置GPS备用电源为输出
+	PCA9555_Set_One_Value_Output(GPS_BACKUP,1);//拉高GPS
+    
 //    while(1)
 	PCA9555_Set_One_Value_Config(ADC_MINIUS,0);//设置ADC输出
 	PCA9555_Set_One_Value_Output(ADC_MINIUS,1);//默认拉高

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