initsystem.c

MSP430FE42X防窍电电表DEMO（编译器IAR3.42)

// ****************************************************************************
//                             初始化时钟
// ****************************************************************************
void Init_FLL(void)
{
	FLL_CTL0 |= XCAP18PF;     // 配置电容
  SCFI0 = FLLD_1;  			    // Freq = 1.024MHz
  SCFQCTL = 32 - 1;

} // End of fll_init()


// ****************************************************************************
//                          初始化定时器A和TIMERA CCR0
//
// 说明：定时器时钟为ACLK, 定时器工作模式，连续计数模式
// 作用：定时检查能量累计，判断是否输出校表脉冲。
// ****************************************************************************
void Init_TA(void)
{
	TACTL = TACLR  | TASSEL_1;
 	TACTL |= MC_2;
 	//TACCR0 = SAMPLE_PERIOD;
 	//TACCTL0 = CCIE;
} //End of init_TA()


// ****************************************************************************
//                           提升主频到 8MHz
// ****************************************************************************
void Goto_High_Freq(void)
{
    //  提升主频前，应确认电源电压是合适跑高频
    SVSCTL |= (SVSON | 0x60);
	  // 等待电源电压到适合跑高频
    while ((SVSCTL & SVSOP));
    // 电源电压已适合CPU跑高频，SVS进入低电压检测复位状态
    SVSCTL |= PORON;

    // 提升主频到 8MHz
    //SCFI0 = FN_4 | FLLD_4;
    //SCFQCTL = 64 - 1;
    SCFI0 = FN_4 | FLLD_2;
    SCFQCTL = 128 - 1;
    FLL_CTL0 |= DCOPLUS;

    for(unsigned int i=0;i<10000;i++)
    {
      _NOP();
    }
} // End of goto_high_freq()


void Init_Sys_HardWare(void)
{
#if PCB_VERSION == 0
  P1OUT = 0x00;
	P1DIR = ~(0xFF&(KEY_UP_BIT + KEY_DOWN_BIT + KEY_REMOVE_BIT + BATT_TEST_BIT));
	P1IES = (KEY_UP_BIT + KEY_DOWN_BIT + KEY_REMOVE_BIT + BATT_TEST_BIT);
	P1IFG = 0x00;
	P1IE  = (KEY_UP_BIT + KEY_DOWN_BIT + KEY_REMOVE_BIT + BATT_TEST_BIT);
	P1SEL = 0x00;
	
	P2OUT = 0x00;
	P2DIR = ~(0xFF&(EE_SCL_BIT + EE_SDA_BIT + POWER_TEST_BIT));   //P2DIR = 0x1F;
	P2IES = POWER_TEST_BIT;
	P2IFG = 0x00;
	//P2IE  = POWER_TEST_BIT;
  P2IE  = 0;
	P2SEL = COMM_RXD0_BIT | COMM_TXD0_BIT;

  Update_HC595_Port(0x00);
#elif PCB_VERSION==1
  P1OUT = EE_WP_BIT;
	P1DIR = LED_ACTIVE_BIT + LED_REACTIVE_BIT + COMM_ACLK_BIT + COMM_CON485_BIT
          + EE_WP_BIT + BIT4;
	P1IES = (KEY_UP_BIT + KEY_DOWN_BIT);
	P1IFG = 0x00;
	P1IE  = (KEY_UP_BIT + KEY_DOWN_BIT);
	P1SEL = 0x00;
  //P1SEL = COMM_ACLK_BIT;
	
	P2OUT = EE_SCL_BIT + EE_SDA_BIT;
  P2DIR = EE_SCL_BIT + EE_SDA_BIT + BIT2;
	//P2DIR = ~(0xFF&(EE_SCL_BIT + EE_SDA_BIT + POWER_TEST_BIT)); //P2DIR = 0x1F;
	//P2IES = POWER_TEST_BIT;
  P2IES = 0x00;
	P2IFG = 0x00;
	//P2IE  = POWER_TEST_BIT;
  P2IE  = 0;
	P2SEL = COMM_RXD0_BIT | COMM_TXD0_BIT;
#endif

} //End of init_sys()

void Init_Sys_Data(void)
{
#if DATA_SAVE_TYPE==0
  if( SM.CMonChk!=ChkSum((unsigned char *)&SM.CMon, sizeof(SM.CMon)))
  {
    DM.tmpPtr[0] = *(unsigned char *)0x10C0;
    if(DM.tmpPtr[0]!=0x55)
		{	
      if(*(unsigned char *)0x1080!=0x55)
      {
        MemFill((unsigned char *)&SM.CMon, sizeof(SM.CMon), 0);
        SM.CMonChk=ChkSum((unsigned char *)&SM.CMon, sizeof(SM.CMon));
      }
      else
      {
        MemCopy( (unsigned char *)&SM.CMon, (unsigned char *)0x1082, sizeof(SM.CMon)+2 );
      }
		}
		else
    {
      MemCopy( (unsigned char *)&SM.CMon, (unsigned char *)0x10C2, sizeof(SM.CMon)+2 );
    }
  }
#else

#endif

#if   PULSE_MEASURE_MODE == 2
  if(SM.uiActIntrptLevlCounter> 1000){SM.uiActIntrptLevlCounter=0;}
#else
  if(SM.Acc.ullAccKwhPp>= ENERGY_PULSE_THRESHOLD_100000){SM.Acc.ullAccKwhPp=0;}
#ifndef NO_NEG_ENGER
  if(SM.Acc.ullAccKwhPn>= ENERGY_PULSE_THRESHOLD_100000){SM.Acc.ullAccKwhPn=0;}
#endif
  if(SM.Acc.ullAccKwhQp>= ENERGY_PULSE_THRESHOLD_100000){SM.Acc.ullAccKwhQp=0;}
#ifndef NO_NEG_ENGER
  if(SM.Acc.ullAccKwhQn>= ENERGY_PULSE_THRESHOLD_100000){SM.Acc.ullAccKwhQn=0;}
#endif
#endif

}

void ESPParamSetting(void)
{
  if(*((unsigned char *)(0x1000))!=0x55 && *((unsigned char *)(0x1001))!=0x55)
  {
    SM.Cfg.ucFlashOperated[0] = 0x55;
    SM.Cfg.ucFlashOperated[1] = 0x55;

    SM.Cfg.EspPar.iPhaseCorr1 = PHASECORR1_INIT;

#ifdef TAMPER_DETECTION
  	SM.Cfg.EspPar.iPhaseCorr2 = PHASECORR2_INIT;
#endif

    //SM.Cfg.EspPar.iV1Offset = V1OFFSET_INIT;
    //SM.Cfg.EspPar.iI1Offset = I1OFFSET_INIT;

#ifdef TAMPER_DETECTION
    //SM.Cfg.EspPar.iI2Offset = I2OFFSET_INIT;
    SM.Cfg.EspPar.uiAdaptI1 = ADAPTI1_INIT;
  	SM.Cfg.EspPar.uiAdaptI2 = ADAPTI2_INIT;
#endif

    SM.Cfg.EspPar.uiGainCorr1 = GAINCORR1_INIT;
    SM.Cfg.EspPar.lPowerOffset1 = POWEROFFSET1_INIT;

#ifdef TAMPER_DETECTION
  	SM.Cfg.EspPar.uiGainCorr2 = GAINCORR2_INIT;
    SM.Cfg.EspPar.lPowerOffset2 = POWEROFFSET2_INIT;
#endif
		
#if	PULSE_MEASURE_MODE==2		
    SM.Cfg.EspPar.ulIntrptLevl = INTRPTLEVL_INIT;
#endif
    //SM.Cfg.EspPar.uiCalCyclCnt = CALCYCLCNT_INIT;

    SM.Cfg.EspPar.ulStartCurrent = STARTCURRENT_INIT;

    SM.Cfg.EspPar.uiNomFreq = NORMALFREQUENCE;

    //SM.Cfg.EspPar.ucVDropCycls = VDROPCYCLS_INIT;
#ifdef TAMPER_DETECTION
    SM.Cfg.EspPar.uiRatioTamp = RATIOTAMP_INIT;

    SM.Cfg.EspPar.uiITamp = ITAMP_INIT;
#endif

    SM.Cfg.EspPar.uiVDropLevel = VDROPLEVEL_INIT;

    SM.Cfg.EspPar.uiVPeakLevel = VPEAKLEVEL_INIT;

    SM.Cfg.EspPar.uiIPeakLevel = IPEAKLEVEL_INIT;

    SM.Cfg.EspPar.ucDcRemPer = DCREMPER_INIT;

    SM.Cfg.EspPar.uiV1Gain = VGAIN_INIT;

    SM.Cfg.EspPar.ulIGain = IGAIN_INIT;

    SM.Cfg.EspPar.iTempSampleOffset = 0;

    SM.Cfg.MetID[0] = 0x00;
    SM.Cfg.MetID[1] = 0x00;
    SM.Cfg.MetID[2] = 0x00;
    SM.Cfg.MetID[3] = 0x00;
    SM.Cfg.MetID[4] = 0x00;
    SM.Cfg.MetID[5] = 0x00;

    SM.CfgChk=ChkSum((unsigned char *)&SM.Cfg, sizeof(SM.Cfg));

  }
  else
  {
    MemCopy( (unsigned char *)&SM.Cfg, (unsigned char *)0x1002, sizeof(SM.Cfg) );
  }
}