| | |
| | | //PCA9555_write_polarity_port_data(PCA9555_DEVICE_ADDR,0x00,0x00);//翻转 |
| | | //PCA9555_Set_One_Value_Config(WAKE_UP,1); |
| | | //PCA9555_Set_All_Output(1); |
| | | |
| | | 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(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 |
| | | PCA9555_Set_One_Value_Output(MCU_A,1);//输出高电平为uart通讯 |
| | | PCA9555_Set_One_Value_Config(INPUT_5V,1);//设置5V输入检测 |
| | | //PCA9555_readdata_from_output_register(PCA9555_DEVICE_ADDR,pca9555writedata_input); |
| | | //PCA9555_Set_One_Value_Output(AIR780E_ENBALE,0); |
| | | //PCA9555_Set_One_Value_Output(PWR_ON,0); |
| | | // PCA9555_Set_All_Output(0); |
| | | //PCA9555_readdata_from_polarity_register(PCA9555_DEVICE_ADDR,pca9555writedata_input); |
| | | PCA9555_readdata(PCA9555_DEVICE_ADDR,pca9555writedata_input);//读输入寄存器的值 |
| | | |
| | | //PCA9555_readdata_from_config_register(PCA9555_DEVICE_ADDR,pca9555writedata_config); |
| | | // PCA9555_Set_All_Output(0);//全部拉低 |
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