shoe_mcu/drivers/drv_trigger.c

#include "drv_trigger.h"
#include "bsp_time.h"
#include "selfcheck.h"

static volatile uint32_t trg = 0;



static uint16_t dat = 0;
static uint8_t dat_dex = 15;

void drv_TrigNBit(uint8_t cnt,uint8_t flag)
{
	int16_t _cnt = cnt-10;
	while(_cnt>0){
		_cnt = _cnt-30;
		if(flag>0){
			dat |= (0x0001<<dat_dex);
		}else{
			dat &= ~(0x0001<<dat_dex);
		}
		if(dat_dex>0) dat_dex--;
	}
//	SEGGER_RTT_printf(0,"dat=%04X(%d)\n",dat,dat_dex);
}

uint32_t drv_GetChargeTrig(void){
	return trg;
}

void drv_TrigProcess(void* t)
{
	
	static uint8_t state = 0;
	static uint8_t cnt[2];
	static uint32_t trg_b = 0;
	static uint32_t dt_b = 0;
	uint32_t dt = *((uint32_t*)t);
	
	trg = nrf_gpio_pin_read(PIN_CHARGING);
	
	if(dt - dt_b > 1)
	{
//		SEGGER_RTT_printf(0,"-------------------------------------------->\r\n");
	}
	
	
	if(dt-dt_b==1){

	if(trg==0&&trg_b==0){ //低
		cnt[0]++;
	}else if(trg>0&&trg_b>0){ //高
		cnt[1]++;
	}else if(trg==0&&trg_b>0){ //高变低
//		SEGGER_RTT_printf(0,"H->L:cnt[0]=%d,cnt[1]=%d \n",cnt[0],cnt[1]);
		
		if(cnt[1]>37&&cnt[1]<53 && state==2){ //结束
			state = 0;
			if(cnt[0]>50) drv_TrigNBit(cnt[0]-50,0);
			
			uint8_t trg_dat = (uint8_t)(dat>>8);
			uint8_t trg_dat_f = ~((uint8_t)(dat>>0));
			
			//调用触发函数
			if(trg_dat>0&&trg_dat<4&&trg_dat==trg_dat_f){
				selfcheck_trigger_set_order(trg_dat);
//				SEGGER_RTT_printf(0,"******** selfcheck_trigger_set_order **********\n");
			}
//			SEGGER_RTT_printf(0,"trg_dat=%02X,trg_dat_f=%02X \n\n",trg_dat,trg_dat_f);
//			SEGGER_RTT_printf(0,"******** stop **********\n");
		}
		
		if(state==2){ //接收数据
			drv_TrigNBit(cnt[0],0);
			drv_TrigNBit(cnt[1],1);
//			SEGGER_RTT_printf(0,"******** data **********\n");
		}
		
		if(cnt[0]>37&&cnt[0]<53&&cnt[1]>38&&cnt[1]<53 && state==1){ //开始
			state = 2;
			dat = 0;
			dat_dex = 15;
//			SEGGER_RTT_printf(0,"******** start **********\n");
		}
		
		if(cnt[0]>90&&cnt[0]<110&&cnt[1]>10&&cnt[1]<180){ //准备开始
			state = 1;
//			SEGGER_RTT_printf(0,"******** ready **********\n");
		}
		
		cnt[0] = 0;cnt[1] = 0;
	}
}
	trg_b = trg;
	dt_b = dt;
}

void drv_TriggerInit(void)
{
	nrf_gpio_cfg_input(PIN_CHARGING,NRF_GPIO_PIN_NOPULL);
	
	TIME_Regist(drv_TrigProcess);
}