#include "extern_rtc.h"
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#include "i2c.h"
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#include "uart.h"
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#include "gpio.h"
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#include "system_general_para.h"
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__IO sClockBCD sys_clockBCD_g = {24,1,1,0,0,0};
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void RTC_GPIO_Init(void)
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{
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I2c_Scl_Gpio_Init();
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InputtIO(EXT_RTC_INT_PORT,EXT_RTC_INT_PIN,IN_PULLUP);
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}
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//ÅжÏBCDʱ¼äÊÇ·ñÓÐЧ£¬ FAIL±íʾʱ¼äÓÐÎó£¬PASS±íʾʱ¼äÓÐЧ
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ErrorStatus TimeEffectJudgm(const sClockBCD TimeBCD)
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{
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uint8_t yearDec,monthDec,dayDec,hourDec,minDec,secDec;
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yearDec = BCD_2_DECIMAL(TimeBCD.year);
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monthDec = BCD_2_DECIMAL(TimeBCD.month);
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dayDec = BCD_2_DECIMAL(TimeBCD.day);
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hourDec = BCD_2_DECIMAL(TimeBCD.hour);
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minDec = BCD_2_DECIMAL(TimeBCD.min);
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secDec = BCD_2_DECIMAL(TimeBCD.sec);
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if((yearDec>99)||(yearDec<20)||(monthDec>12)||(monthDec==0)||(dayDec>31)||(dayDec==0)||(hourDec>23)||(minDec>59)||(secDec>59))
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{
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//ËÑË÷ʱ¼äÎÞЧ
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return FAIL;
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}else
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{
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return PASS;
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}
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}
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void R8025T_Write(uint8_t sadd,uint8_t * pBuffer,uint8_t length)
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{
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#if SOFT_OR_HARD
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I2c_Start();
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I2c_Send(RX8025_WRITE_ADDR);
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I2c_Send(sadd);//д¼Ä´æÆ÷´¢´æµØÖ·
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for(uint8_t i = 0;i < length;i++)
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I2c_Send(pBuffer[i]);
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I2c_Stop();
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#else
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I2C_Send_Bit(I2C0,STARTBIT);
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I2C_Send_Byte(I2C0,RX8025_WRITE_ADDR);
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I2C_Send_Byte(I2C0,sadd);
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for(uint8_t i = 0;i < length;i++)
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I2C_Send_Byte(I2C0,pBuffer[i]);
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I2C_Send_Bit(I2C0,STOPBIT);
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#endif
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}
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void R8025T_Read(uint8_t sadd,uint8_t * pBuffer,uint8_t length)
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{
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uint8_t i = 0;
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#if SOFT_OR_HARD
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I2c_Start();
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I2c_Send(RX8025_WRITE_ADDR);
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I2c_Send(sadd);//·¢ËͼĴæÆ÷µØÖ·
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I2c_Start();//SrÌõ¼þ£¬RESTART
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I2c_Send(RX8025_READ_ADDR);
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for(i = 0;i < length - 1;i++)
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{
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pBuffer[i] = I2c_Read();
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I2c_Ack();
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}
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pBuffer[i] = I2c_Read();
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I2c_No_Ack();
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I2c_Stop();
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#else
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I2C_Send_Bit(I2C0,STARTBIT);
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I2Cx_CR_RCEN_Setable(I2C0,DISABLE );
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I2C_Send_Byte(I2C0,RX8025_WRITE_ADDR);
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I2C_Send_Byte(I2C0,sadd);
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I2C_Send_Bit(I2C0,RESTARTBIT);
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I2C_Send_Byte(I2C0,RX8025_READ_ADDR);
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for(i = 0;i < length - 1;i++)
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{
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I2C_Receive_Byte(I2C0,&pBuffer[i]);
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I2C_SEND_ACK_0(I2C0);
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}
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I2C_Receive_Byte(I2C0,&pBuffer[i]);
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I2C_SEND_ACK_1(I2C0);;
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I2C_Send_Bit(I2C0,STOPBIT);
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#endif
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}
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//ÉèÖÃÍⲿRTCʱ¼ä
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//²ÎÊý£ºBCD¸ñʽ
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void Set_Extern_Rtc_Time(uint16_t year,uint8_t month,uint8_t day,uint8_t week,uint8_t hour,uint8_t min,uint8_t sec)
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{
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uint8_t rtc_time[7] = {0,0,0,0,1,1,0x15};
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sClockBCD calendar_l;
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calendar_l.year = year & 0x00FF;
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calendar_l.month = month;
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calendar_l.day = day;
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calendar_l.hour = hour;
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calendar_l.min = min;
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calendar_l.sec = sec;
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if(TimeEffectJudgm(calendar_l)==PASS)//ʱ¼äÕýÈ·²ÅÉèÖÃRTC
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{
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rtc_time[0] = sec;
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rtc_time[1] = min;
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rtc_time[2] = hour;
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rtc_time[3] = week;
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rtc_time[4] = day;
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rtc_time[5] = month;
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rtc_time[6] = year;
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R8025T_Write(0,rtc_time,7);
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}
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}
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//»ñÈ¡ÍⲿRTCʱ¼ä
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ErrorStatus Get_Extern_Rtc_Time(__IO sClockBCD * calendar_p)
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{
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uint8_t rtc_time[7];
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sClockBCD calendar_l;
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R8025T_Read(0,rtc_time,7);
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calendar_l.year = rtc_time[6];
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calendar_l.month = rtc_time[5];
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calendar_l.day = rtc_time[4];
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calendar_l.hour = rtc_time[2];
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calendar_l.min = rtc_time[1];
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calendar_l.sec = rtc_time[0];
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if(TimeEffectJudgm(calendar_l)==PASS) //¶ÁÈ¡µÄʱ¼äÕýÈ·²Å²Ù×÷Ö¸Õë
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{
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calendar_p->sec = rtc_time[0];
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calendar_p->min = rtc_time[1];
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calendar_p->hour = rtc_time[2];
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calendar_p->day = rtc_time[4];
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calendar_p->month = rtc_time[5];
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calendar_p->year = rtc_time[6];
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#ifdef RS232_PRINTF
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printf("EX_RTC_TIME = %X-%02X-%02X-%02X-%02X-%02X \r\n",calendar_p->year,calendar_p->month,calendar_p->day,
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calendar_p->hour,calendar_p->minute,calendar_p->second);
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#endif
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return PASS;
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}else
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{
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//ÔÙ¶ÁÒ»´Î
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R8025T_Read(0,rtc_time,7);
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calendar_l.year = rtc_time[6];
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calendar_l.month = rtc_time[5];
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calendar_l.day = rtc_time[4];
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calendar_l.hour = rtc_time[2];
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calendar_l.min = rtc_time[1];
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calendar_l.sec = rtc_time[0];
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if(TimeEffectJudgm(calendar_l)==PASS) //¶ÁÈ¡µÄʱ¼äÕýÈ·²Å²Ù×÷Ö¸Õë
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{
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calendar_p->sec = rtc_time[0];
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calendar_p->min = rtc_time[1];
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calendar_p->hour = rtc_time[2];
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calendar_p->day = rtc_time[4];
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calendar_p->month = rtc_time[5];
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calendar_p->year = rtc_time[6];
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#ifdef RS232_PRINTF
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printf("EX_RTC_TIME = %X-%02X-%02X-%02X-%02X-%02X \r\n",calendar_p->year,calendar_p->month,calendar_p->day,
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calendar_p->hour,calendar_p->minute,calendar_p->second);
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#endif
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return PASS;
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}else
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{
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return FAIL;
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}
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}
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}
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void Set_Rtc_UpdataInterrupt(void)
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{
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uint8_t rtc_reg[5];
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// rtc_reg[0] = 0x00;
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// rtc_reg[1] = 0x05; // Counter Ϊ0x0500£¬¼´1280¼ÆÊý£¬ÅäºÏ64HzµÄƵÂÊ£¬²úÉú20SµÄ¼ÆʱÄÖÖÓ
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// rtc_reg[2] = 0x19; //¿ªÆôTime interrupt£¬FOUT Ϊ1hz(Õâ¸öËæ±ãÅä²»Ó°Ïì)£¬ ¼ÆʱµÄƵÂÊΪ64Hz¡£
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// rtc_reg[3] = 0x00;
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// rtc_reg[4] = 0x50; //ζȲ¹³¥ÆµÂÊ2s£¨Ä¬ÈÏ£©£¬Ê¹ÄÜTime interrupt
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// rtc_reg[0] = 0;
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// rtc_reg[1] = 0x00; //Ç°Á½¸ö×Ö½Ú´ú±í¼ÆÊýÖµ = 0
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// rtc_reg[2] = 0x02; //´ú±í1s¸üÐÂÒ»´Î
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// rtc_reg[3] = 0x00;
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// rtc_reg[4] = 0x60; //´ú±íUpdate Interrupt Enable
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/* Ïê¼û¡¶RX-8025T Application Manual¡·*/
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rtc_reg[0] = TIMER_COUNTER_0; //×¢£º¼ÆÊýÆ÷×Üʱ¼äΪTIMER_COUNTER_0 + TIMER_COUNTER_1£»
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rtc_reg[1] = TIMER_COUNTER_1;
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rtc_reg[2] = TEST_BIT_FLAG | ALARM_BIT_FLAG | UPDATA_INTER_SELECT | TIMER_EN | FOUT_FRE_SELECT | EXTENSION_TIMER_SELECT;
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rtc_reg[3] = FLAG_REG;
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rtc_reg[4] = TEMP_BIT_FLAG | UPDATA_BIT_FLAG| TIMER_BIT_FLAG | ALARM_BIT_EN | RESET_BIT_FLAG;
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R8025T_Write(0x0B,rtc_reg,5);
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}
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