#include "sn74hc595.h" void IO_control_init(void) { //SDA->SER io_open_drain_set(SER_PIN, 0); io_pin_mux_set(SER_PIN,IO_FUNC0);//°ÑÔ­ÏÈio SDA±äΪÆÕͨGPIO gpio_pin_set_dir(SER_PIN , GPIO_DIR_OUT, 0);//¸´ÓÃÔ­ÏÈGPIOÒý½ÅΪSER io_pull_set(SER_PIN , IO_PULL_DOWN, IO_PULL_UP_LEVEL4); //SRCLK io_pin_mux_set(SRCLK_PIN,IO_FUNC0); gpio_pin_set_dir(SRCLK_PIN , GPIO_DIR_OUT, 0); io_pull_set(SRCLK_PIN , IO_PULL_DOWN, IO_PULL_UP_LEVEL4); //RCLK io_pin_mux_set(RCLK_PIN,IO_FUNC0); gpio_pin_set_dir(RCLK_PIN , GPIO_DIR_OUT, 0); io_pull_set(RCLK_PIN , IO_PULL_DOWN, IO_PULL_UP_LEVEL4); } void IO_LED_control_change(uint8_t data) { for(int i=0; i<8; i++) { uint8_t temp=data&1; if(temp)//дÈëµÍλÊý¾Ý SER_1; else SER_0; SRCLK_1;//½«Êý¾Ý·ÅÈëÒÆÎ»¼Ä´æÆ÷ SRCLK_0; data>>=1; } RCLK_1;//½«Êý¾Ý´æÈë´æ´¢Æ÷²¢Êä³ö RCLK_0; } //¸ßµçƽ¿ªÆôpower£¬µÍµçƽ¹Ø±Õpower void gps_air780_power_change(uint8_t gps_state,uint8_t air_state) { gps_power_state=gps_state; air780_power_state=air_state; update_led_power_state();//¸üпØÖÆÒý½Å } void update_led_power_state(void) { uint8_t control_state=air780_power_state<<7|gps_power_state<<6|motor_power_state<<5|uwb_state<<4|gps_success_state<<3|air780_success_state<<2|chaging_state<<1|changed_state; IO_LED_control_change(control_state); } void blink_led(uint8_t*state) { if(*state==0) *state=1; else { *state=0; } update_led_power_state(); delay_us(100); if(*state==0) *state=1; else { *state=0; } update_led_power_state(); } void uwb_led_on(void) { uwb_state=1;//uwbÁÁÆð update_led_power_state(); } void uwb_led_off(void) { uwb_state=0;//uwbÃð update_led_power_state(); }