shoe_mcu/app/app_one_wire.c

#include "usr_config.h"
#include "bsp_time.h"
#include "system.h"
#include "nrf_gpio.h"
#include "app_charge.h"
#include "app_flash.h"
#include "ble_comm.h"
#include "bsp_adc.h"
#include "app_pair_chargerpin.h"
#include "hal_led.h"
#include "hal_charge.h"
#include "app_one_wire.h"

//发送协议
// Host    MAC[0] MAC[1] MAC[2]>>>>>> Client
// Client  MAC[3] MAC[4] MAC[5]>>>>>> Host

//===========================================================================================================
#define PIN_LED_RUN 100

#define DATA_LENGTH 4
#define BITWIDTH 30
#define LOW_BIT_DELAY 15
#define DELAY_SEND 100
#define DELAY_REPLY 100
#define DELAY_CHECK 100
#define DELAY_LEDON (BITWIDTH * (8 * DATA_LENGTH + 3) * 2 + DELAY_SEND + DELAY_REPLY + DELAY_CHECK + 5 * BITWIDTH)
#define LEDON_KEEP 100

unsigned static char rxbuf[DATA_LENGTH];
unsigned static char txbuf[DATA_LENGTH];
unsigned static char savebuf[DATA_LENGTH];
typedef void (*_Event)(unsigned char*,int);
_Event _success_evt;
static char one_ms_status = 0;
static void null_pcs(void)
{}
void chargerpin_one_ms_init(_Event success_evt)
{
	one_ms_status = 0;
	_success_evt=success_evt;
	Process_Start(0, "null_pcs", null_pcs);
	Process_SetHoldOn(null_pcs, 1);
	TIME_Regist(chargerpin_one_ms_pcs);
	PAIR_CHARGERPIN_PRINT("-------------------------------------------chargerpin_one_ms_init.%d\r\n", 1);
}
void chargerpin_one_ms_uninit(void)
{
	Process_Stop(null_pcs);
	TIME_UnRegist(chargerpin_one_ms_pcs);
	PAIR_CHARGERPIN_PRINT("-------------------------------------------chargerpin_one_ms_uninit.%d\r\n", 1);
}


void chargerpin_one_ms_pcs(void *t)
{
    unsigned int ms = *(unsigned int *)t;
    static unsigned int bit_width = 0;
    static unsigned int now_bit = 0;
    static unsigned int delay_send_count = 0;
    static unsigned int delay_reply_count = 0;
    static unsigned int delay_check_count = 0;
    static unsigned int delay_ledon_count = 0;
    static int bitindex = 0;
    static int bytesindes = 0;
    static int value = 0;
    static int txrxcount = 0;
    static char lowbitdelay = 0;
    switch (one_ms_status)
    {
    case 0: // init
        bit_width = 0;
        now_bit = 0;
        delay_send_count = 0;
        delay_reply_count = 0;
        delay_check_count = 0;
        delay_ledon_count = 0;
        bitindex = 0;
        bytesindes = 0;
        value = 0;
        txrxcount = 0;
        one_ms_status = 0;
        lowbitdelay = 0;
        nrf_gpio_cfg(
            PIN_CHARGING,
            NRF_GPIO_PIN_DIR_OUTPUT,
            NRF_GPIO_PIN_INPUT_CONNECT,
            NRF_GPIO_PIN_NOPULL,
            NRF_GPIO_PIN_D0H1,
            NRF_GPIO_PIN_NOSENSE);
        nrf_gpio_cfg_watcher(PIN_CHARGING);
        one_ms_status = 1;
        nrf_gpio_pin_clear(PIN_CHARGING);
        PAIR_CHARGERPIN_PRINT("nrf_gpio_cfg_watcher(PIN_CHARGING); clear.%d\r\n", ms);
        break;
    case 1:
        if (now_bit == nrf_gpio_pin_read(PIN_CHARGING))
        {
            bit_width++;
        }
        else
        {
            //由高电平切换到低电平，下降信号
            if (now_bit == 1)
            {
                now_bit = 0;
                if ((bit_width > 1.5 * BITWIDTH - LOW_BIT_DELAY / 3) && (bit_width < 1.5 * BITWIDTH + LOW_BIT_DELAY / 3))
                {
                    one_ms_status = 3;
                    txrxcount = 1.5 * BITWIDTH;
                    value = 30;
                    if (mFlash.isHost == 0)
                    {
                        delay_ledon_count = 1.5 * BITWIDTH + DELAY_SEND;
                        PAIR_CHARGERPIN_PRINT("delay_ledon_count = 1.5 * BITWIDTH + DELAY_SEND.%d\r\n", txrxcount);
                    }
                    else
                    {
                        delay_ledon_count = 2.5 * BITWIDTH + DELAY_SEND + BITWIDTH * 8 * DATA_LENGTH + 1.5 * BITWIDTH + DELAY_REPLY;
                        PAIR_CHARGERPIN_PRINT("delay_ledon_count = 2.5 * BITWIDTH + DELAY_SEND + BITWIDTH*8*DATA_LENGTH + 1.5 * BITWIDTH + DELAY_REPLY .%d\r\n", txrxcount);
                    }
                    PAIR_CHARGERPIN_PRINT("-----------------------RX MODE start .%d\r\n", bit_width);
                    break;
                }
                else
                {
                    if (mFlash.isHost)
                    {
                        delay_send_count = 1; //左边鞋发送数据
                    }
                    PAIR_CHARGERPIN_INFO("EXTI CHARGEING MOID.%d bit_width %d \r\n", ms, bit_width);
                }
            }
            else
            {
                now_bit = 1;
                delay_send_count = 0;
                delay_reply_count = 0;
                delay_check_count = 0;
                nrf_gpio_pin_write(PIN_LED_RUN, 0);
                delay_ledon_count = 0;
                PAIR_CHARGERPIN_PRINT("0123delay_ledon_count = 0 .%d\r\n", txrxcount);
                PAIR_CHARGERPIN_INFO("INTO CHARGEING MOID.%d\r\n", ms);
            }
            bit_width = 0;
        }
        if (delay_send_count != 0)
        {
            delay_send_count++;
        }
        if (delay_send_count > DELAY_SEND)
        {
            unsigned char macbuff[32];
            delay_send_count = 0;
            PAIR_CHARGERPIN_PRINT("BEGIN send MAC.%d\r\n", ms);
            Get_MACaddr(macbuff);
            macbuff[DATA_LENGTH - 1] = 0;
            for (int i = 0; i < DATA_LENGTH - 1; i++)
            {
                macbuff[DATA_LENGTH - 1] += macbuff[i];
            }
            memcpy(txbuf, macbuff, DATA_LENGTH);
            PAIR_CHARGERPIN_PRINT("host_mac send.%d\r\n", ms);
            one_ms_status = 2;
            txrxcount = 0;
            for (int i = 0; i < DATA_LENGTH; i++)
            {
                PAIR_CHARGERPIN_PRINT("txbuf.%x\r\n", txbuf[i]);
            }
            break;
        }
        if (delay_reply_count != 0)
        {
            delay_reply_count++;
        }
        if (delay_reply_count > DELAY_REPLY)
        {
            unsigned char macbuff[16];
            delay_reply_count = 0;
            PAIR_CHARGERPIN_PRINT("BEGIN send MAC.%d\r\n", ms);
            Get_MACaddr(macbuff);
            memcpy(txbuf, &macbuff[3], DATA_LENGTH);
            txbuf[DATA_LENGTH - 1] = 0;
            for (int i = 0; i < DATA_LENGTH - 1; i++)
            {
                txbuf[DATA_LENGTH - 1] += txbuf[i];
            }
            PAIR_CHARGERPIN_PRINT("host_mac send.%d\r\n", ms);
            one_ms_status = 2;
            txrxcount = 0;
            for (int i = 0; i < DATA_LENGTH; i++)
            {
                PAIR_CHARGERPIN_PRINT("txbuf.%x\r\n", txbuf[i]);
            }
            break;
        }
        if (delay_check_count != 0)
        {
            delay_check_count++;
        }
        if (delay_check_count > DELAY_CHECK)
        {
            delay_check_count = 0;
            one_ms_status = 4;
            txrxcount = 0;
            PAIR_CHARGERPIN_PRINT("CHECK start.%d\r\n", ms);
            break;
        }
        else if (delay_check_count > 0)
        {
            if (now_bit > 0)
            {
                delay_check_count = 0;
                PAIR_CHARGERPIN_PRINT("CANCEL CHECK.%d\r\n", ms);
            }
        }
        break;
    case 2: // tx
    {
        lowbitdelay++;
        static char send_interrupt = 0;
        if ((now_bit == 0) && (nrf_gpio_pin_read(PIN_CHARGING)) && (lowbitdelay > LOW_BIT_DELAY))
        {
            if (mFlash.isHost)
            {
                one_ms_status = 1;
                nrf_gpio_pin_clear(PIN_CHARGING);
                PAIR_CHARGERPIN_PRINT("clear.%d\r\n", ms);
                delay_ledon_count = 0;
                PAIR_CHARGERPIN_PRINT("delay_ledon_count1 = 0;\r\n", txrxcount);
                PAIR_CHARGERPIN_PRINT("EXTI SEND MODE.CAN NOT SET LOW  %d\r\n", txrxcount);
                send_interrupt = 0;
                break;
            }
            else
            {
                nrf_gpio_pin_clear(PIN_CHARGING);
                PAIR_CHARGERPIN_PRINT("clear.%d\r\n", ms);
                send_interrupt = 1;
            }
        }
        if ((txrxcount == 0) && (send_interrupt == 0))
        {
            nrf_gpio_pin_set(PIN_CHARGING);
            PAIR_CHARGERPIN_PRINT("set.%d\r\n", ms);
            now_bit = 1;
        }
        if ((txrxcount == 1.5 * BITWIDTH) && (send_interrupt == 0))
        {
            nrf_gpio_pin_clear(PIN_CHARGING);
            PAIR_CHARGERPIN_PRINT("clear.%d\r\n", ms);
            now_bit = 0;
            lowbitdelay = 0;
        }
				
        if ((txrxcount >= (int)(2.5 * BITWIDTH) && (txrxcount - (int)(2.5 * BITWIDTH)) % BITWIDTH == 0) && (send_interrupt == 0)&&(txrxcount < BITWIDTH * (8 * DATA_LENGTH + 2.5) - 1))
        {
            bytesindes = ((txrxcount - (int)(2.5 * BITWIDTH)) / BITWIDTH) / 8;
            bitindex = 7 - ((txrxcount - (int)(2.5 * BITWIDTH)) / BITWIDTH) % 8;
            nrf_gpio_pin_write(PIN_CHARGING, (txbuf[bytesindes] >> bitindex) & 0x01);
            lowbitdelay = 0;
            PAIR_CHARGERPIN_PRINT("write.%d %d\r\n", ((txbuf[bytesindes] >> bitindex) & 0x01), txrxcount);
            now_bit = (txbuf[bytesindes] >> bitindex) & 0x01;
            PAIR_CHARGERPIN_PRINT("%d %d %d %d %x\r\n", (txrxcount - (int)(2.5 * BITWIDTH)) / BITWIDTH, bytesindes, bitindex, (txbuf[bytesindes] >> bitindex) & 0x01, txbuf[bytesindes]);
        }
        if (send_interrupt)
        {
            if (nrf_gpio_pin_read(PIN_CHARGING) == 0)
            {
                send_interrupt = 0;
                delay_ledon_count = DELAY_SEND;
                PAIR_CHARGERPIN_PRINT("delay_ledon_count = DELAY_SEND;.%d\r\n", txrxcount);
                PAIR_CHARGERPIN_PRINT("RX SEND MODE MAC START.%d\r\n", txrxcount);
                txrxcount = 0;
                break;
            }
        }
        if (txrxcount == BITWIDTH * (8 * DATA_LENGTH + 2.5) - 1)
        {
            nrf_gpio_pin_clear(PIN_CHARGING);
            PAIR_CHARGERPIN_PRINT("clearr.%d\r\n", ms);
            if (mFlash.isHost == 0)
            {
                delay_check_count = 1;
            }
        }
        if (delay_check_count != 0)
        {
            delay_check_count++;
        }
        if (txrxcount >= BITWIDTH * (8 * DATA_LENGTH + 2.5) - 1 + LOW_BIT_DELAY)
        {
            one_ms_status = 1;
            send_interrupt = 0;
            now_bit = 0;
            bit_width = 0;
            PAIR_CHARGERPIN_PRINT("SEDN DONE .%d pin one_ms_status  %d\r\n", ms, nrf_gpio_pin_read(PIN_CHARGING));//IO口高电平就有错
            break;
        }
        txrxcount++;
    }
    break;
    case 3: // rx
        if (now_bit == nrf_gpio_pin_read(PIN_CHARGING))
        {
            bit_width++;
        }
        else
        {
            if (now_bit == 1)
            {
                now_bit = 0;
                if ((bit_width > 1.5 * BITWIDTH - 3) && (bit_width < 1.8 * BITWIDTH + 3))
                {
                    txrxcount = 1.5 * BITWIDTH;
                    value = 30;
                    delay_ledon_count = DELAY_SEND + 1.5 * BITWIDTH;
                    PAIR_CHARGERPIN_PRINT("DELAY_SEND + 1.5 * BITWIDTHt .%d\r\n", txrxcount);
                    PAIR_CHARGERPIN_PRINT("RX MODE restart .%d\r\n", ms);
                }
            }
            else
            {
                now_bit = 1;
            }
            bit_width = 0;
        }
        if (txrxcount >= (int)(3.5 * BITWIDTH) && (txrxcount - (int)(3.5 * BITWIDTH)) % BITWIDTH == 0)
        {
            bytesindes = ((txrxcount - (int)(3.5 * BITWIDTH)) / BITWIDTH) / 8;
            bitindex = 7 - ((txrxcount - (int)(3.5 * BITWIDTH)) / BITWIDTH) % 8;
            if (value > 0)
            {
                rxbuf[bytesindes] |= 0x01 << bitindex;
            }
            else
            {
                rxbuf[bytesindes] &= ~(0x01 << bitindex);
            }
            PAIR_CHARGERPIN_PRINT("%d %d %d %d %x\r\n", txrxcount, bytesindes, bitindex, value, rxbuf[bytesindes]);
            value = 0;
            nrf_gpio_pin_toggle(PIN_LED_RUN);
        }
        else
        {
            if (now_bit)
            {
                value++;
            }
            else
            {
                value--;
            }
        }
        if (txrxcount >= BITWIDTH * (8 * DATA_LENGTH + 2.5))
        {
            unsigned char dataerrcheck = 0;
            unsigned char crc = 0;
            one_ms_status = 1;
            PAIR_CHARGERPIN_PRINT("RECEVIC DONE .%d\r\n", txrxcount);
            nrf_gpio_pin_clear(PIN_LED_RUN);
            PAIR_CHARGERPIN_PRINT("clear.%d\r\n", ms);
            for (int i = 0; i < DATA_LENGTH - 1; i++)
            {
                crc += rxbuf[i];
            }
            for (int i = 0; i < DATA_LENGTH - 1; i++)
            {
                if (rxbuf[i] == 0)
                {
                    dataerrcheck++;
                }
            }
            if (dataerrcheck == DATA_LENGTH - 1)
            {
                PAIR_CHARGERPIN_PRINT("CRC ERROR ALL 0x00.%x\r\n", crc);
                delay_ledon_count = 0;
                PAIR_CHARGERPIN_PRINT("delay_ledon_count 2= 0;\r\n", txrxcount);
                break;
            }
            dataerrcheck = 0;
            for (int i = 0; i < DATA_LENGTH - 1; i++)
            {
                if (rxbuf[i] == 0xff)
                {
                    dataerrcheck++;
                }
            }
            if (dataerrcheck == DATA_LENGTH - 1)
            {
                PAIR_CHARGERPIN_PRINT("CRC ERROR ALL 0xFF.%x\r\n", crc);
                delay_ledon_count = 0;
                PAIR_CHARGERPIN_PRINT("delay_ledon_count 3= 0;\r\n", txrxcount);
                break;
            }
            if (crc == rxbuf[DATA_LENGTH - 1])
            {
                if (mFlash.isHost)
                {
                    delay_check_count = 1; //延时校验计数器
                }
                else
                {
                    delay_reply_count = 1; //延时回复计数器
                }
                PAIR_CHARGERPIN_PRINT("---------------CRC SUCCESS .%x----------------\r\n", crc);
            }
            else
            {
                PAIR_CHARGERPIN_PRINT("CRC ERROR .%x\r\n", crc);
                delay_ledon_count = 0;
                PAIR_CHARGERPIN_PRINT("delay_ledon_count 4= 0;\r\n", txrxcount);
            }
            for (int i = 0; i < DATA_LENGTH; i++)
            {
                PAIR_CHARGERPIN_PRINT("rxbuf[%d].%x\r\n", i, rxbuf[i]);
            }
        }
        txrxcount++;
        break;
    case 4:
        if (nrf_gpio_pin_read(PIN_CHARGING))
        {
            value++;
        }
        else
        {
            value--;
        }
        if (mFlash.isHost)
        {
            if (txrxcount == 0)
            {
                value = 0;
                nrf_gpio_pin_set(PIN_CHARGING);
                PAIR_CHARGERPIN_PRINT("set.%d\r\n", ms);
            }
            if (txrxcount == 3 * BITWIDTH)
            {
                nrf_gpio_pin_clear(PIN_CHARGING);
                PAIR_CHARGERPIN_PRINT("clear.%d\r\n", delay_ledon_count);
            }
            if (txrxcount >= 3 * BITWIDTH + LOW_BIT_DELAY)
            {
                value = 0;
                one_ms_status = 1;
                now_bit = 0;
                bit_width = 0;
            }
        }
        else
        {
            if (txrxcount == 0)
            {
                value = 0;
            }
            if (txrxcount > 3 * BITWIDTH)
            {
                if (value < 2 * BITWIDTH)
                {
                    PAIR_CHARGERPIN_PRINT("CHECK ERROR .%d\r\n", txrxcount);
                    delay_ledon_count = 0;
                    PAIR_CHARGERPIN_PRINT("delay_ledon_count 5= 0;\r\n", txrxcount);
                }
                else
                {
                    PAIR_CHARGERPIN_PRINT("CHECK DONE .%d\r\n", txrxcount);
                }
                value = 0;
                one_ms_status = 1;
                nrf_gpio_pin_clear(PIN_CHARGING);
                PAIR_CHARGERPIN_PRINT("clear.%d\r\n", ms);
                now_bit = 1;
                bit_width = 0;
            }
        }
        txrxcount++;
        break;
    }
    if (delay_ledon_count != 0)
    {
        delay_ledon_count++;
    }
    if (delay_ledon_count == DELAY_LEDON)
    {
        PAIR_CHARGERPIN_PRINT("LEDCOPEN.%d\r\n", ms);
        memcpy(savebuf, rxbuf, DATA_LENGTH - 1);
        if(_success_evt)_success_evt(savebuf,DATA_LENGTH - 1);
    }
    if ((delay_ledon_count > DELAY_LEDON) && (delay_ledon_count - DELAY_LEDON == LEDON_KEEP))
    {
        delay_ledon_count = 0;
        PAIR_CHARGERPIN_PRINT("delay_ledon_count 6= 0;\r\n", txrxcount);
        PAIR_CHARGERPIN_PRINT("LEDCLOSE.%d\r\n", ms);
    }
}



//===========================================================================================================

struct 
{
	char statu;
	unsigned int ms;
	unsigned int bit_width;
	int now_bit;
  char cf_BIT_WIDTH;
  short tim_cun;
  int bitindex;
	int byteindex;
	int receive_byteslength;
	unsigned char *buff;
	unsigned short length;
	int value ;
	_Event _evt;
}one_byte_ram;
void one_byte_receive_init(unsigned char *recbuff,unsigned short len,_Event evt)
{
		nrf_gpio_cfg(
            PIN_CHARGING,
            NRF_GPIO_PIN_DIR_OUTPUT,
            NRF_GPIO_PIN_INPUT_CONNECT,
            NRF_GPIO_PIN_NOPULL,
            NRF_GPIO_PIN_D0H1,
            NRF_GPIO_PIN_NOSENSE);
        nrf_gpio_cfg_watcher(PIN_CHARGING);
        one_byte_ram.statu = 1;
        nrf_gpio_pin_clear(PIN_CHARGING);
	
	one_byte_ram.now_bit = nrf_gpio_pin_read(PIN_CHARGING);
    //这里应该高电平进入
	one_byte_ram.bit_width=0;
	one_byte_ram.cf_BIT_WIDTH=30;
	
	one_byte_ram.buff=recbuff;
	one_byte_ram.length=len;
	one_byte_ram._evt=evt;
	
  Process_Start(0, "null_pcs", null_pcs);
	Process_SetHoldOn(null_pcs, 1);
	TIME_Regist(one_byte_receive_pcs);
}
void one_byte_receive_uninit(void)
{
	Process_Stop(null_pcs);
	TIME_UnRegist(one_byte_receive_pcs);
	PAIR_CHARGERPIN_PRINT("-------------------------------------------chargerpin_one_ms_uninit.%d\r\n", 1);
}
void one_byte_receive_pcs(void*t)
{
	for(int i=1;i>0;i--)
	{
		switch(one_byte_ram.statu)
		{
			case 1://等待完整的开始信号
				if (one_byte_ram.now_bit == nrf_gpio_pin_read(PIN_CHARGING))
				{
					one_byte_ram.bit_width++;
				}
				else
				{
					//由高电平切换到低电平，下降信号，下降沿
					if(one_byte_ram.now_bit==1)
					{
						one_byte_ram.now_bit=0;
					}
					else//上升沿
					{
							if((one_byte_ram.bit_width > 1.5*one_byte_ram.cf_BIT_WIDTH-5)&&(one_byte_ram.bit_width < 1.5*one_byte_ram.cf_BIT_WIDTH+5))
							{
									//已经收到1.5个位宽低电平的开始信号
									one_byte_ram.tim_cun=-1.5*one_byte_ram.cf_BIT_WIDTH+1;//第一个数据位开始的时刻，该变量的值为0
									one_byte_ram.statu=2;
									PAIR_CHARGERPIN_PRINT(" into receive mode %d;\r\n",one_byte_ram.tim_cun);
							}
							one_byte_ram.now_bit=1;						
					}
					one_byte_ram.bit_width=0;
				}
				break;
			case 2:
				one_byte_ram.tim_cun++;
				if(one_byte_ram.tim_cun==0)
				{
					one_byte_ram.statu=3;
					PAIR_CHARGERPIN_PRINT("one_byte_ram.tim_cun==0;%d\r\n",nrf_gpio_pin_read(PIN_CHARGING));
					i=2;
					one_byte_ram.value=0;
				}
				break;
			case 3:
					if(one_byte_ram.tim_cun>(one_byte_ram.length)*8*one_byte_ram.cf_BIT_WIDTH + 4*one_byte_ram.cf_BIT_WIDTH)//接收超时判断
					{
						PAIR_CHARGERPIN_PRINT("one_byte_ram receive overtime; %d \r\n",(one_byte_ram.length+1)*one_byte_ram.cf_BIT_WIDTH);
						one_byte_ram.statu=1;
					}
				
					if((one_byte_ram.tim_cun % (one_byte_ram.cf_BIT_WIDTH-1)==0)&&(one_byte_ram.tim_cun>0))
					{
							one_byte_ram.bitindex=one_byte_ram.tim_cun/one_byte_ram.cf_BIT_WIDTH;
							one_byte_ram.byteindex=one_byte_ram.bitindex/8;
							one_byte_ram.bitindex=one_byte_ram.bitindex%8;
							if(one_byte_ram.byteindex<one_byte_ram.length)
							{
								PAIR_CHARGERPIN_PRINT("%d %d %3d %d\r\n", one_byte_ram.bitindex,one_byte_ram.byteindex,one_byte_ram.value,one_byte_ram.value > 0);
								if (one_byte_ram.value > 0)
								{
										one_byte_ram.buff[one_byte_ram.byteindex] |= 0x01 << one_byte_ram.bitindex;
								}
								else
								{
										one_byte_ram.buff[one_byte_ram.byteindex] &= ~(0x01 << one_byte_ram.bitindex);
								}							
							}
							else if((one_byte_ram.bitindex==0)&&(one_byte_ram.byteindex==one_byte_ram.length))
							{
								//数据位接收完成
								PAIR_CHARGERPIN_PRINT(" data receive done length : %d \r\n data :",one_byte_ram.length);
								for (int k = 0; k < one_byte_ram.length; k++)
								{
										PAIR_CHARGERPIN_PRINT("%x ",one_byte_ram.buff[k]);
								}
								PAIR_CHARGERPIN_PRINT("\r\n");
							}

							one_byte_ram.value=0;
					}
					else
					{
							if(nrf_gpio_pin_read(PIN_CHARGING)==0)
							{
								one_byte_ram.value--;
							}
							else 
							{
								one_byte_ram.value++;							
							}
					}
					
					if (one_byte_ram.now_bit == nrf_gpio_pin_read(PIN_CHARGING))
					{
						one_byte_ram.bit_width++;
					}
					else
					{
						
						//由高电平切换到低电平，下降信号，下降沿
						if(one_byte_ram.now_bit==1)
						{
							if((one_byte_ram.bit_width > 1.5*one_byte_ram.cf_BIT_WIDTH-5)&&(one_byte_ram.bit_width < 1.5*one_byte_ram.cf_BIT_WIDTH+5))
							{
								if(one_byte_ram._evt)one_byte_ram._evt(one_byte_ram.buff,one_byte_ram.byteindex);
								PAIR_CHARGERPIN_PRINT("  one_byte_ram._evt  \r\n");
								PAIR_CHARGERPIN_PRINT("  receive done tim %d; %d\r\n",one_byte_ram.tim_cun,one_byte_ram.bit_width);
								one_byte_ram.statu=1;
							}
							one_byte_ram.now_bit=0;						
						}
						else//上升沿
						{
							one_byte_ram.now_bit=1;						
						}						
						one_byte_ram.bit_width=0;
					}
					one_byte_ram.tim_cun++;
					break;
			default:
					break;
		}
	}
}