File content as of revision 191:d14b1c783736:

//CDMS HK
    #define COMRX_ALIVE 0xFF
    #define COMRX_DEAD 0x00
    #define DEVICE_ENABLED 0x00
    #define DEVICE_POWERED 0x01
    #define DEVICE_OC_FAULT 0x02
    #define DEVICE_DISABLED 0x03

void FCTN_CDMS_HK_MAIN();
void FCTN_CDMS_HK();
void VERIFY_COMRX();
void VERIFY_RTC();
void CDMS_HK_SD();
void HANDLE_HW_FAULTS();
void HANDLE_HW_FAULT_SD();
void HANDLE_HW_FAULT_BAE();
void HANDLE_HW_FAULT_PL();
void FUNC_CDMS_GPIO_STATUS();
void minMaxHkData();
void COLLECT_CDMS_RAM();

Serial hk_cdms(USBTX, USBRX);

AnalogIn TempInput(PIN27);          // Input from Current Multiplexer
AnalogIn CDMS_temp_sensor(PIN53);
AnalogIn COMRX_RSSI_volatge(PIN70);


DigitalOut SelectLinec3 (PIN79); // MSB of Select Lines
DigitalOut SelectLinec2 (PIN78);
DigitalOut SelectLinec1 (PIN77);
DigitalOut SelectLinec0 (PIN76); // LSB of Select Lines

void FCTN_CDMS_HK_MAIN(void const *args)
{

  unsigned char CDMS_HK_FRAME[134] = {0};
  char BAE_HK[128] = {0};
  uint8_t convoluted_CDMS_HK[270];
  uint8_t interleave_CDMS_HK[288];
  uint8_t CDMS_HEALTH_FINAL[512] = {0};
  uint8_t convoluted_BAE_HK[270];
  uint8_t interleave_BAE_HK[288];
  uint8_t BAE_HEALTH_FINAL[512] = {0};
  unsigned char BAE_HK_FRAME[134] = {0};

  CDMS_HK_MAIN_STATUS = 0x01;
  CDMS_HK_MAIN_COUNTER++;

  FCTN_CDMS_HK();
  RSSI_volatge = COMRX_RSSI_volatge.read() * 3.3;
  VERIFY_COMRX();
  VERIFY_RTC();
  HANDLE_HW_FAULTS();
  FUNC_CDMS_GPIO_STATUS(); //yet to be done

  uint8_t CDMS_quant[19];
  for(int i=0;i<16;i++)
  {
     CDMS_quant[i]= (uint8_t)quant_data.temp_quant[i];
  }
  CDMS_quant[16]= (uint8_t)RSSI_volatge;
  CDMS_quant[17]= (uint8_t)quant_data.CDMS_temp_quant;
  minMaxHkData();
  
  uint64_t time = FCTN_CDMS_RD_RTC();             //Reading Time from RTC 
  time = time>>7;
  uint32_t HK_time = (uint32_t)time;
  for(int i = 0;i<4;i++)
    CDMS_HEALTH_DATA[i] = HK_time >> i;

  // Here: Have to FIT flash data.
  for(int i = 0;i<19;i++)                         //Collecting Data from Temp sensors
    CDMS_HEALTH_DATA[i+24] = CDMS_quant[i];
  
  COLLECT_CDMS_RAM();                             //Reading RAM parameters
  
  CDMS_HEALTH_DATA[126] = GPIO_STATUS;            //Reading GPIO Pins
  CDMS_HEALTH_DATA[127] = GPIO_STATUS >> 8;
 
  FCTN_SD_MNGR();                                 //Adding FSC & TMID to TM frame
  CDMS_HK_FRAME[0] = 0x20;
  CDMS_HK_FRAME[1] = FSC_CURRENT[4]+1;
  CDMS_HK_FRAME[2] = (FSC_CURRENT[4]+1) >> 8;
  CDMS_HK_FRAME[3] = (FSC_CURRENT[4]+1) >> 16;
  
  for(int i = 0;i<128;i++)                         /*Adding actual CDMS Health data to TM frame*/
    CDMS_HK_FRAME[4+i] = CDMS_HEALTH_DATA[i];
  
  uint16_t crc = crc16_gen(CDMS_HK_FRAME,132);      /*Adding CRC to TM frame*/
  CDMS_HK_FRAME[133] = crc;
  CDMS_HK_FRAME[132] = crc >> 8;

  Convolution CDMS_HEALTH;
  Convolution BAE_HEALTH;
  CDMS_HEALTH.convolutionEncode(CDMS_HK_FRAME , convoluted_CDMS_HK);
  CDMS_HEALTH.convolutionEncode(CDMS_HK_FRAME + 67, convoluted_CDMS_HK + 135);
  interleave(convoluted_CDMS_HK ,  interleave_CDMS_HK);
  interleave(convoluted_CDMS_HK +135, interleave_CDMS_HK + 144);
  for(int i=0;i<288;i++)
    CDMS_HEALTH_FINAL[i] = interleave_CDMS_HK[i];

  SD_WRITE(CDMS_HEALTH_FINAL,FSC_CURRENT[4]+1,4);
  hk_cdms.printf("CDMS hk succesfully completed\r\n");


/*---------------------------------- BAE HK --------------------------------------------*/
  
  
  BAE_HK_I2C = FCTN_I2C_READ(BAE_HK,134);
  if(BAE_HK_I2C == 0){
    TIME_LATEST_I2C_BAE = FCTN_CDMS_RD_RTC() >> 7;
    hk_cdms.printf("Bae hk data received");
  }
  else
  {
    for(int i = 0;i<128;i++)
      BAE_HK[i] = 0;
  }
  for(int i = 0;i<4;i++)
    BAE_HK[i] = HK_time >> i;
  BAE_HK_FRAME[0] = 0x28;
  BAE_HK_FRAME[1] = FSC_CURRENT[5]+1;
  BAE_HK_FRAME[2] = (FSC_CURRENT[5]+1) >> 8;
  BAE_HK_FRAME[3] = (FSC_CURRENT[5]+1) >> 16;
  for(int i = 0;i<128;i++)                         /*Adding actual CDMS Health data to TM frame*/
    BAE_HK_FRAME[4+i] = BAE_HK[i];
  crc = crc16_gen(BAE_HK_FRAME,132);               /*Adding CRC to TM frame*/
  BAE_HK_FRAME[133] = crc;
  BAE_HK_FRAME[132] = crc >> 8;
  BAE_HEALTH.convolutionEncode(BAE_HK_FRAME , convoluted_BAE_HK);
  BAE_HEALTH.convolutionEncode(BAE_HK_FRAME + 67, convoluted_BAE_HK + 135);
  interleave(convoluted_BAE_HK ,  interleave_BAE_HK);
  interleave(convoluted_BAE_HK +135, interleave_BAE_HK + 144);
  for(int i=0;i<288;i++)
  BAE_HEALTH_FINAL[i] = interleave_BAE_HK[i];
  SD_WRITE(BAE_HEALTH_FINAL,FSC_CURRENT[5]+1,5);
  hk_cdms.printf("BAE hk succesfully completed\r\n");
  
  /*----------------------------------Beacon message--------------------------------------*/
  unsigned char SC_HK_LBM_0[135];
  SC_HK_LBM_0[0] = 0;       // Sending long beacon msg as telecommand with Packet sequence count 0x00
  // Add HK bits
  
  // Add SC bits
  crc = crc16_gen(SC_HK_LBM_0,133);
  SC_HK_LBM_0[132] = crc;
  SC_HK_LBM_0[133] = crc >> 8;
  FCTN_I2C_WRITE((char *)SC_HK_LBM_0,135);
}

int quantiz(float start,float step,float x)
{
    int y=(x-start)/step;
    if(y<=0)y=0;
    if(y>=255)y=255;
    return y;
}

char saveMin(char x,char y)
{
    return (y<x)?y:x;
}

char saveMax(char x,char y)
{
    return (y>x)?y:x;
}

void minMaxHkData()
{  
    if(firstCount==true){
        for (int i = 0; i < 16; ++i){   
        min_max_data.temp_min[i] = quant_data.temp_quant[i];
        min_max_data.temp_max[i] = quant_data.temp_quant[i];
        }

        min_max_data.CDMS_temp_min=quant_data.CDMS_temp_quant;
        min_max_data.CDMS_temp_max=quant_data.CDMS_temp_quant;
    }
    else {
        for (int i = 0; i < 16; ++i)
        {
          min_max_data.temp_min[i] = saveMin(min_max_data.temp_min[i],quant_data.temp_quant[i]);
          min_max_data.temp_max[i] = saveMax(min_max_data.temp_max[i],quant_data.temp_quant[i]);
        }
               
        min_max_data.CDMS_temp_min = saveMin(min_max_data.CDMS_temp_min,quant_data.CDMS_temp_quant);
        min_max_data.CDMS_temp_max = saveMax(min_max_data.CDMS_temp_max,quant_data.CDMS_temp_quant);
    }  
    firstCount=false;
}

void FCTN_CDMS_HK()
{
  
    int Iteration=0;

    SelectLinec0=0;
    SelectLinec1=0;
    SelectLinec2=0;
    SelectLinec3=0;

    for(Iteration=0; Iteration<16; Iteration++){

        actual_data.temp_actual[Iteration]=TempInput.read();

        SelectLinec0=!(SelectLinec0);
        if(Iteration%2==1)
            SelectLinec1=!(SelectLinec1);
        if(Iteration%4==3)
            SelectLinec2=!(SelectLinec2);
        if(Iteration%8==7)
             SelectLinec3=!(SelectLinec3);
    }

    actual_data.CDMS_temp_actual=(-90.7*3.3*CDMS_temp_sensor.read())+190.1543;
   
    for(Iteration=0;Iteration<16;Iteration++){

        if(Iteration<14){

            actual_data.temp_actual[Iteration]=actual_data.temp_actual[Iteration]*3.3;
            int resistance;      
            
            resistance=24000*actual_data.temp_actual[Iteration]/(3.3-actual_data.temp_actual[Iteration]);
            if(actual_data.temp_actual[Iteration]>1.47)
            {
                actual_data.temp_actual[Iteration]=3694/log(24.032242*resistance);
            }
            else{
               
                actual_data.temp_actual[Iteration]=3365.4/log(7.60573*resistance);
            }
        }
        else
            actual_data.temp_actual[Iteration]=(-90.7*3.3*actual_data.temp_actual[Iteration])+190.1543;
    }

    for(Iteration=0;Iteration<16;Iteration++){

        if(Iteration<14){

            quant_data.temp_quant[Iteration]=quantiz(tstart_thermistor,tstep_thermistor,actual_data.temp_actual[Iteration]);
        }
        else
            quant_data.temp_quant[Iteration]=quantiz(tstart,tstep,actual_data.temp_actual[Iteration]);
    }

    quant_data.CDMS_temp_quant=quantiz(tstart,tstep,actual_data.CDMS_temp_actual);

    minMaxHkData();
}

void FUNC_CDMS_GPIO_STATUS()       //Polls the status of Input GPIO PINS
{
  //V_A_PGOOD //TRZ EN
  GPIO_STATUS=(V_A_PGOOD)?(GPIO_STATUS)||((uint16_t)(0x1<<15)):(GPIO_STATUS)&(~((uint16_t)(0x1<<15)));
  //V_B_PGOOD_1 //3V3BPGOOD //$
  GPIO_STATUS=(V_B_PGOOD_1)?(GPIO_STATUS)||((uint16_t)(0x1<<14)):(GPIO_STATUS)&(~((uint16_t)(0x1<<14)));
  //V_B_PGOOD_2 //3V3BEN //$
  GPIO_STATUS=(V_B_PGOOD_2)?(GPIO_STATUS)||((uint16_t)(0x1<<13)):(GPIO_STATUS)&(~((uint16_t)(0x1<<13)));
  //V_C_PGOOD //3V3CPGOOD //$
  GPIO_STATUS=(V_C_PGOOD)?(GPIO_STATUS)||((uint16_t)(0x1<<12)):(GPIO_STATUS)&(~((uint16_t)(0x1<<12)));
  //COMRX_OC_FAULT //$
  GPIO_STATUS=(COMRX_OC_FAULT)?(GPIO_STATUS)||((uint16_t)(0x1<<11)):(GPIO_STATUS)&(~((uint16_t)(0x1<<11)));
  // COMTX_OC_FAULT //$
  GPIO_STATUS=(COMTX_OC_FAULT)?(GPIO_STATUS)||((uint16_t)(0x1<<10)):(GPIO_STATUS)&(~((uint16_t)(0x1<<10)));
  //BAE_OC_FAULT //$
  GPIO_STATUS=(BAE_OC_FAULT)?(GPIO_STATUS)||((uint16_t)(0x1<<9)):(GPIO_STATUS)&(~((uint16_t)(0x1<<9)));
  //PL_GPIO_1_STATUS //$
  GPIO_STATUS=(PL_GPIO_1_STATUS)?(GPIO_STATUS)||((uint16_t)(0x1<<8)):(GPIO_STATUS)&(~((uint16_t)(0x1<<8)));
  //PL_GPIO_2_STATUS //$
  GPIO_STATUS=(PL_GPIO_2_STATUS)?(GPIO_STATUS)||((uint16_t)(0x1<<7)):(GPIO_STATUS)&(~((uint16_t)(0x1<<7)));
  //PL_GPIO_3_STATUS //$
  GPIO_STATUS=(PL_GPIO_3_STATUS)?(GPIO_STATUS)||((uint16_t)(0x1<<6)):(GPIO_STATUS)&(~((uint16_t)(0x1<<6)));
  //PL_BEE_SW_OC_FAULT //to be verified
  GPIO_STATUS=(PL_BEE_SW_OC_FAULT)?(GPIO_STATUS)||((uint16_t)(0x1<<5)):(GPIO_STATUS)&(~((uint16_t)(0x1<<5)));
  //PL_EPS_LATCH_SW_OC_FAULT // to be verified
  GPIO_STATUS=(PL_EPS_LATCH_SW_OC_FAULT)?(GPIO_STATUS)||((uint16_t)(0x1<<4)):(GPIO_STATUS)&(~((uint16_t)(0x1<<4)));

}

void VERIFY_COMRX()
{
  //COMRX_OC_FAULT //$
  if(PIN68==0 && RSSI_volatge > 0.4)
  {
    COMRX_STATUS = COMRX_ALIVE;
  }
  else
  {
    RESET_COMRX();
    COMRX_RESET_COUNTER++;
    if(PIN68==0 && RSSI_volatge > 0.4)
      COMRX_STATUS = COMRX_ALIVE;
    else
      COMRX_STATUS = COMRX_DEAD;
  }
}

void VERIFY_RTC(){

  if(RTC_STATUS == 0x00)
  {
    SPI_mutex.lock();
    gCS_RTC=1; 
    gCS_RTC=0;
    spi.write(0x0F);
    if(spi.write(0x00) & 0x04 == 0x04)
    {
      RTC_STATUS = 0x00;
      RESET_RTC();
      RTC_FAULTCOUNT++;
    }
    gCS_RTC=1; 
    SPI_mutex.unlock();
  }
}

void HANDLE_HW_FAULTS()
{
  HANDLE_HW_FAULT_SD();
  HANDLE_HW_FAULT_BAE();
  HANDLE_HW_FAULT_PL();
}

void HANDLE_HW_FAULT_SD()
{
  if(SD_STATUS != DEVICE_DISABLED)
  {
    if(SD_STATUS == DEVICE_OC_FAULT)
      SD_SW_EN_DS = 0; //powering on SD

    if(SD_OC_FAULT == 0) 
    {
      SD_SW_EN_DS = 1; //switching off SD card
     
      SD_FAULTCOUNT++;
      SD_STATUS = (SD_FAULTCOUNT == 3) ? DEVICE_DISABLED :DEVICE_OC_FAULT;
    }
    else
    {
      SD_STATUS = DEVICE_POWERED;
      SD_FAULTCOUNT = 0;
    }
  }
}

void HANDLE_HW_FAULT_BAE()
{
  if(BAE_STATUS != DEVICE_DISABLED)
  {
    if(BAE_STATUS == DEVICE_OC_FAULT)
        BAE_SW_EN_DS = 0; //Power ON BAE

    if(BAE_OC_FAULT == 0)  // If OC Fault
    {
      BAE_SW_EN_DS = 1; //Switch OFF BAE
      BAE_FAULTCOUNT++;
      BAE_STATUS = (BAE_FAULTCOUNT == 3)?DEVICE_DISABLED:DEVICE_OC_FAULT;
    }
    else
    {
      BAE_STATUS = DEVICE_POWERED;
      BAE_FAULTCOUNT = 0;
    }
  }
}

void HANDLE_HW_FAULT_PL()
{
  if(PL_STATUS != DEVICE_DISABLED)
  {
    if(PL_STATUS == DEVICE_OC_FAULT)
      PL_SW_EN_DS = 0; //Power ON PL

    if(PL_BEE_SW_OC_FAULT == 0)  // if OC Fault
    {
      PL_SW_EN_DS = 1;  // switching OFF PL
      PL_FAULTCOUNT++;
      PL_STATUS = (PL_FAULTCOUNT == 3)?DEVICE_DISABLED:DEVICE_OC_FAULT;
    }
    else
    {
      if(PL_STATUS == DEVICE_OC_FAULT)
        PL_SW_EN_DS = 0; //Switching OFF PL
      PL_STATUS = DEVICE_ENABLED;
      PL_FAULTCOUNT = 0;
    }
  }
}
  
void COLLECT_CDMS_RAM()
{ 
  /*--------------------Current FSC's---------------------*/
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+43] = FSC_LAST[5] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+47] = FSC_CURRENT[5] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+51] = FSC_LAST[4] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+55] = FSC_CURRENT[4] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+59] = FSC_LAST[3] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+63] = FSC_CURRENT[3] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+67] = FSC_LAST[2] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+71] = FSC_CURRENT[2] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+75] = FSC_LAST[1] >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+79] = FSC_CURRENT[1] >> (i*8);
  /*---------------------Latest Time----------------------*/
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+83] = TIME_LATEST_SPI_SPEED >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+87] = TIME_LATEST_SD_RD >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+91] = TIME_LATEST_SD_WR >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+95] = TIME_LATEST_I2C_SPEED >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+99] = TIME_LATEST_I2C_BAE >> (i*8);
  for(int i=0;i<4;i++)
    CDMS_HEALTH_DATA[i+103] = TIME_LATEST_RTC >> (i*8);
  for(int i=0;i<2;i++)
    CDMS_HEALTH_DATA[i+107] = COMRX_RESET_COUNTER >> (i*8);
  for(int i=0;i<2;i++)
    CDMS_HEALTH_DATA[i+107] = PL_RCV_SC_DATA_COUNTER >> (i*8);
  for(int i=0;i<2;i++)
    CDMS_HEALTH_DATA[i+111] = PL_MAIN_COUNTER >> (i*8);
  for(int i=0;i<2;i++)
    CDMS_HEALTH_DATA[i+113] = CDMS_HK_MAIN_COUNTER >> (i*8);
  for(int i=0;i<2;i++)
    CDMS_HEALTH_DATA[i+115] = CDMS_I2C_ERR_BAE_COUNTER >> (i*8);
  for(int i=0;i<2;i++)
    CDMS_HEALTH_DATA[i+117] = CDMS_I2C_ERR_SPEED_COUNTER >> (i*8);
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] | CDMS_STANDBY_PL << 7;
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] | ((CDMS_INIT_STATUS << 6) & 0x40);
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] | ((CDMS_HK_MAIN_STATUS << 5) & 0x20);
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] | ((CDMS_HK_STATUS << 3) & 0x18);
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] | ((COMRX_STATUS << 2) & 0x04);
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] | ((CDMS_RTC_BL << 1) & 0x02);
  CDMS_HEALTH_DATA[120] = CDMS_HEALTH_DATA[120] & 0xFE;
  
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | PL_RCV_SC_DATA_STATUS << 7;
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | ((COM_SESSION << 6) & 0x40);
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | ((COM_RX << 5) & 0x20);
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | ((RF_SW_STATUS << 4) & 0x10);
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | ((COM_TX << 3) & 0x08);
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | ((COM_TX_STATUS << 2) & 0x04);
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | ((COM_MNG_TMTC << 1) & 0x02);
  CDMS_HEALTH_DATA[121] = CDMS_HEALTH_DATA[121] | (CDMS_STANDBY_HK & 0x01);

  CDMS_HEALTH_DATA[122] = CDMS_HEALTH_DATA[122] | PL_INIT_STATUS << 7;
  CDMS_HEALTH_DATA[122] = CDMS_HEALTH_DATA[122] | ((PL_MAIN_STATUS << 6) & 0x40);
  CDMS_HEALTH_DATA[122] = CDMS_HEALTH_DATA[122] | ((PL_LOW_POWER << 5) & 0x20);
  CDMS_HEALTH_DATA[122] = CDMS_HEALTH_DATA[122] | ((PL_STATE << 3) & 0x18);
  CDMS_HEALTH_DATA[122] = CDMS_HEALTH_DATA[122] | (PL_STATUS & 0x07);
}