From 6facaabcb51a77459d098b4957213038e6bb0a73 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期三, 05 三月 2025 16:06:30 +0800
Subject: [PATCH] 1.1，功能开发完成
---
keil/include/drivers/PCA9555.c | 22 ++++++++++++++++++++--
1 files changed, 20 insertions(+), 2 deletions(-)
diff --git a/keil/include/drivers/PCA9555.c b/keil/include/drivers/PCA9555.c
index 3ec8da5..0829ee2 100644
--- a/keil/include/drivers/PCA9555.c
+++ b/keil/include/drivers/PCA9555.c
@@ -457,15 +457,29 @@
/*读取5V引脚的输入高低电平
返回值 高1 低0 电平
*/
+uint16_t gpio_state111;
+extern uint8_t input5v_time;
int read_5v_input_pca(void)
-{PCA9555_readdata(PCA9555_DEVICE_ADDR,pca9555writedata_input);//读输入寄存器的值
+{
+ if(input5v_time)
+ {
+ input5v_time=0;
+ PCA9555_readdata(PCA9555_DEVICE_ADDR,pca9555writedata_input);//读输入寄存器的值
uint16_t gpio_state;
gpio_state=(uint16_t)pca9555writedata_input[0]<<8|pca9555writedata_input[1];
+ gpio_state111=gpio_state;
+ if(gpio_state==0xFFFF)
+ {return 0;}
if(INPUT_5V_POSITION&gpio_state)
return 1;
else {
return 0;
}
+ }
+ else {
+ return 0;
+ }
+
}
/*读取供电引脚的输入高低电平
返回值 高1 低0 电平
@@ -506,6 +520,7 @@
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
+// 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
PCA9555_Set_One_Value_Config(MCU_A,0);//设置串口复用芯片切换
@@ -520,9 +535,12 @@
PCA9555_Set_One_Value_Config(AIR780E_ENBALE,0);//配置4G供电
PCA9555_Set_One_Value_Output(AIR780E_ENBALE,1);//打开4G
- PCA9555_Set_One_Value_Config(MAIN_RI,1);//配置4G唤醒引脚为输入
+// PCA9555_Set_One_Value_Config(MAIN_RI,1);//配置4G唤醒引脚为输入
PCA9555_Set_One_Value_Config(SOS_ENBALE,1);//设置SOS按钮输入
+
+ PCA9555_Set_One_Value_Config(WAKE_UP,1);
+
// PCA9555_Set_One_Value_Output(PWR_ON,0);//拉低
//PCA9555_readdata_from_output_register(PCA9555_DEVICE_ADDR,pca9555writedata_input);
//PCA9555_Set_One_Value_Output(AIR780E_ENBALE,0);
--
Gitblit v1.9.3