From 755f0e3a86e41e9e3cb98f36578b3199c6206e59 Mon Sep 17 00:00:00 2001
From: zhangbo <zhangbo@qq.com>
Date: 星期三, 23 四月 2025 11:14:46 +0800
Subject: [PATCH] 蓝牙现在通过PCA9555关闭使能，反初始化串口，拉低PCA中断脚，现在是0.8v
---
keil/include/drivers/PCA9555.c | 64 ++++++++++++++++++++++++++-----
1 files changed, 53 insertions(+), 11 deletions(-)
diff --git a/keil/include/drivers/PCA9555.c b/keil/include/drivers/PCA9555.c
index ede8444..e699e0a 100644
--- a/keil/include/drivers/PCA9555.c
+++ b/keil/include/drivers/PCA9555.c
@@ -1,5 +1,6 @@
#include "PCA9555.h"
#include "mk_power.h"
+//#include "DBG.h"
#include "lora_3029.h"
uint8_t gps_led_output_state,tts_enbale_output_state,wake_up_output_state,air780e_enable_output_state,sos_enable_output_state,gps_backup_output_state,gps_power_output_state,main_ri_output_state;//1组output IO口从左到右1.0~1.7
uint8_t mcu_a_output_state,chg_g_output_state,lora_irq_output_state,lora_nrst_output_state,adc_minius_output_state,input_5v_output_state,pwr_on_output_state,pwr_enable_output_state;//2组output IO口从左到右0.0~0.7
@@ -462,15 +463,49 @@
/*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;
+uint8_t _5VState = 0;
+uint8_t Get5VState()
+{
+ return _5VState;
+}
+
+void Set5VState(uint8_t state)
+{
+// if(_5VState != state)
+// {
+// DBG_SetMode(DBG_MODE_CHARGE);
+// }
+ _5VState = state;
+}
+
int read_5v_input_pca(void)
-{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];
-// if(INPUT_5V_POSITION&gpio_state)
-// return 1;
-// else {
-// return 0;
-// }
+{
+ 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(IN_5V_POSITION&gpio_state)
+ {
+ Set5VState(1);
+ return 1;
+ }
+ else
+ {
+ Set5VState(0);
+ return 0;
+ }
+ }
+ else {
+ Set5VState(0);
+ return 0;
+ }
}
/*读取供电引脚的输入高低电平
返回值 高1 低0 电平
@@ -534,8 +569,11 @@
PCA9555_Set_One_Value_Output(BT_EN,0);
PCA9555_Set_One_Value_Config(MOTO,0); //设置MOTO为输出
+ PCA9555_Set_One_Value_Config(PWR_GND,0); //设置PWR_GND为输出
+ PCA9555_Set_One_Value_Output(PWR_GND,0); //拉低
+
//PCA9555_Set_One_Value_Config(LORA_IRQ,1); //设置LORAIRQ为输入
- PCA9555_Set_One_Value_Config(BT_IRQ,1); //设置BT_IRQ为输入
+
PCA9555_Set_One_Value_Config(WK_UP,1); //设置WK_UP为输入
PCA9555_Set_One_Value_Config(SOS_ENBALE,1); //设置SOS为输入
PCA9555_Set_One_Value_Config(IN_5V,1); //设置IN_5V为输入
@@ -605,7 +643,7 @@
SOS_KEY_STATE=!SOS_KEY_STATE;
if(SOS_KEY_STATE)
{
- GREEN_LED_ON;
+// GREEN_LED_ON;
// onemin_onesecond_flag=1;
// uwb_time_count=0;
// CloseUWB();
@@ -613,7 +651,7 @@
else
{
// onemin_onesecond_flag=0;
- GREEN_LED_OFF;
+// GREEN_LED_OFF;
// uwb_time_count=0;
// CloseUWB();
}
@@ -646,6 +684,10 @@
//移动
move_handler();
}
+ if(BT_IRQ_POSITION&gpio_state)
+ {
+
+ }
}
--
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