/home/daqweb/fgddaq/c8051/feb64.h File Reference

Data Structures
struct	ADC2MSCB_TABLE
struct	IADC_TABLE
struct	EEPAGE
struct	user_data_type
Defines
#define	ADT7486A_ADDR0   0x49
#define	ADT7486A_ADDR1   0x48
#define	ADT7486A_ADDR2   0x4B
#define	ADT7486A_ADDR3   0x4A
#define	ADT7486A_ADDR4   0x48
#define	SST_LINE1   1
#define	SST_LINE2   2
#define	SST_TIME   2
#define	BIAS_OUTPUT_ENABLE   ADDR_PCA9539, PCA9539_CONFIG0, PCA9539_ALL_OUTPUT
#define	BIAS_DISABLE   ADDR_PCA9539, PCA9539_OUTPUT0, 0xFF
#define	BIAS_ENABLE   ADDR_PCA9539, PCA9539_OUTPUT0, 0x00
#define	BIAS_READ   ADDR_PCA9539, PCA9539_INPUT0
#define	BIAS_WRITE   ADDR_PCA9539, PCA9539_OUTPUT0
#define	BACKPLANE_INPUT_ENABLE   ADDR_PCA9539, PCA9539_CONFIG1, PCA9539_ALL_INPUT
#define	BACKPLANE_READ   ADDR_PCA9539, PCA9539_INPUT1
#define	N_RB_CHANNEL   16
#define	EXT_VREF   1.25f
#define	CURR_MEASURE   0x04
#define	V_A2MTABLE   0
#define	I_A2MTABLE   1
#define	VOLT_MEASURE   0x04
#define	GAIN1   0
#define	GAIN4   1
#define	GAIN8   2
#define	GAIN16   3
#define	GAIN32   4
#define	GAIN64   5
#define	CONVER_FAC2   65536.0f
#define	CONVER_FAC1   0xFFFFFFFF
#define	Q_PUMP_INIT   1
#define	Q_PUMP_OFF   2
#define	Q_PUMP_ON   3
#define	INT_VREF   2.44f
#define	IntGAIN1   0
#define	IntGAIN2   1
#define	IntGAIN4   2
#define	IntGAIN8   3
#define	IntGAIN16   4
#define	EEP_CTRL_KEY   0x3C000000
#define	EEP_CTRL_READ   0x00110000
#define	EEP_CTRL_WRITE   0x00220000
#define	EEP_CTRL_INVAL_REQ   0xff000000
#define	EEP_CTRL_INVAL_KEY   0x00ff0000
#define	EEP_CTRL_OFF_RANGE   0x0000ff00
#define	PAGE_SIZE   sizeof(eepage)
#define	EEP_RW_IDX   0x06
#define	EEP_RW_LAST_IDX   PAGE_SIZE/4
#define	NCHANNEL_BIAS   64
#define	NCHANNEL_ASUM   8
#define	NCHANNEL_SST   8
#define	NCHANNEL_ADT7486A   4
#define	IDXEER   1
#define	IDXCTL   2
#define	IDXQVOLT   6
#define	IDXBSWITCH   5
#define	IDXASUM   47
#define	IDXSST   19
#define	IDXBIAS   55
#define	IDXEEP_CTL   144
#define	IDXASUM_CTL   145
#define	SERIALN_LENGTH   (unsigned int) 4
#define	SERIALN_ADD   (unsigned int) (0x600)
#define	FIRST_BIAS   IDXBIAS
#define	LAST_BIAS   FIRST_BIAS + NCHANNEL_BIAS
#define	FIRST_ASUM   IDXASUM
#define	LAST_ASUM   FIRST_ASUM + NCHANNEL_ASUM
#define	ADDR_LTC1669   0x20
#define	ADDR_PCA9539   0x74
#define	ADDR_LTC2497   0x14
#define	ADDR_LTC2495   0x14
#define	ON   1
#define	DONE   1
#define	OFF   0
#define	FAILED   0
#define	CLEAR   0
#define	UCTEMPERATURE_MASK   0x0100
#define	BTEMPERATURE_MASK   0x1000
#define	FGDTEMPERATURE_MASK   0x0400
#define	VOLTAGE_MASK   0x001C
#define	CURRENT_MASK   0x0040
Functions
void	user_init (unsigned char init)
void	user_loop (void)
void	user_write (unsigned char index) reentrant
unsigned char	user_read (unsigned char index)
unsigned char	user_func (unsigned char *data_in, unsigned char *data_out)
float	read_voltage (unsigned char channel, unsigned int *rvalue, float coeff, float offset, unsigned char gain)
void	switchonoff (unsigned char command)
int	eepageAddrConvert (unsigned int index)
Variables
ADC2MSCB_TABLE xdata	adc2mscb_table [16]
IADC_TABLE xdata	iadc_table [8]
unsigned char	rEER
EEPAGE xdata	eepage
EEPAGE xdata	eepage2
unsigned int xdata	PageAddr [] = {0x000, 0x200, 0x400, 0x600}
unsigned char xdata	ltc1665mirror [64]
unsigned int xdata	ltc2600mirror [8]
unsigned char bdata	rCTL
sbit	CPup = rCTL ^ 0
sbit	CAsum = rCTL ^ 2
sbit	Ccal = rCTL ^ 3
sbit	CeeS = rCTL ^ 4
sbit	CeeR = rCTL ^ 5
sbit	CeeClr = rCTL ^ 6
sbit	CmSd = rCTL ^ 7
unsigned char bdata	rCSR
sbit	SPup = rCSR ^ 0
sbit	SqPump = rCSR ^ 1
sbit	SAsum = rCSR ^ 2
sbit	Scal = rCSR ^ 3
sbit	SeeS = rCSR ^ 4
sbit	SeeR = rCSR ^ 5
sbit	SsS = rCSR ^ 6
sbit	SmSd = rCSR ^ 7
unsigned int bdata	rESR
sbit	vQpump = rESR ^ 8
sbit	iQpump = rESR ^ 9
sbit	vReg1 = rESR ^ 10
sbit	vReg2 = rESR ^ 11
sbit	vReg3 = rESR ^ 12
sbit	iReg1 = rESR ^ 13
sbit	iReg2 = rESR ^ 14
sbit	iReg3 = rESR ^ 15
sbit	uCT = rESR ^ 0
sbit	IntssTT = rESR ^ 1
sbit	ExtssTT = rESR ^ 2
sbit	EEPROM = rESR ^ 3
sbit	pcbssTT = rESR ^ 4
sbit	RdssT = rESR ^ 5
user_data_type xdata	user_data
sbit	timing = P2 ^ 7
unsigned long xdata	smbdebug

---

Define Documentation

#define ADDR_LTC1669   0x20

#define ADDR_LTC2495   0x14

#define ADDR_LTC2497   0x14

#define ADDR_PCA9539   0x74

#define ADT7486A_ADDR0   0x49

#define ADT7486A_ADDR1   0x48

#define ADT7486A_ADDR2   0x4B

#define ADT7486A_ADDR3   0x4A

#define ADT7486A_ADDR4   0x48

#define BACKPLANE_INPUT_ENABLE   ADDR_PCA9539, PCA9539_CONFIG1, PCA9539_ALL_INPUT

#define BACKPLANE_READ   ADDR_PCA9539, PCA9539_INPUT1

#define BIAS_DISABLE   ADDR_PCA9539, PCA9539_OUTPUT0, 0xFF

#define BIAS_ENABLE   ADDR_PCA9539, PCA9539_OUTPUT0, 0x00

#define BIAS_OUTPUT_ENABLE   ADDR_PCA9539, PCA9539_CONFIG0, PCA9539_ALL_OUTPUT

#define BIAS_READ   ADDR_PCA9539, PCA9539_INPUT0

#define BIAS_WRITE   ADDR_PCA9539, PCA9539_OUTPUT0

#define BTEMPERATURE_MASK   0x1000

#define CLEAR   0

#define CONVER_FAC1   0xFFFFFFFF

#define CONVER_FAC2   65536.0f

#define CURR_MEASURE   0x04

#define CURRENT_MASK   0x0040

#define DONE   1

#define EEP_CTRL_INVAL_KEY   0x00ff0000

#define EEP_CTRL_INVAL_REQ   0xff000000

#define EEP_CTRL_KEY   0x3C000000

#define EEP_CTRL_OFF_RANGE   0x0000ff00

#define EEP_CTRL_READ   0x00110000

#define EEP_CTRL_WRITE   0x00220000

#define EEP_RW_IDX   0x06

#define EEP_RW_LAST_IDX   PAGE_SIZE/4

#define EXT_VREF   1.25f

#define FAILED   0

#define FGDTEMPERATURE_MASK   0x0400

#define FIRST_ASUM   IDXASUM

#define FIRST_BIAS   IDXBIAS

#define GAIN1   0

#define GAIN16   3

#define GAIN32   4

#define GAIN4   1

#define GAIN64   5

#define GAIN8   2

#define I_A2MTABLE   1

#define IDXASUM   47

#define IDXASUM_CTL   145

#define IDXBIAS   55

#define IDXBSWITCH   5

#define IDXCTL   2

#define IDXEEP_CTL   144

#define IDXEER   1

#define IDXQVOLT   6

#define IDXSST   19

#define INT_VREF   2.44f

#define IntGAIN1   0

#define IntGAIN16   4

#define IntGAIN2   1

#define IntGAIN4   2

#define IntGAIN8   3

#define LAST_ASUM   FIRST_ASUM + NCHANNEL_ASUM

#define LAST_BIAS   FIRST_BIAS + NCHANNEL_BIAS

#define N_RB_CHANNEL   16

#define NCHANNEL_ADT7486A   4

#define NCHANNEL_ASUM   8

#define NCHANNEL_BIAS   64

#define NCHANNEL_SST   8

#define OFF   0

#define ON   1

#define PAGE_SIZE   sizeof(eepage)

#define Q_PUMP_INIT   1

#define Q_PUMP_OFF   2

#define Q_PUMP_ON   3

#define SERIALN_ADD   (unsigned int) (0x600)

#define SERIALN_LENGTH   (unsigned int) 4

#define SST_LINE1   1

#define SST_LINE2   2

#define SST_TIME   2

#define UCTEMPERATURE_MASK   0x0100

#define V_A2MTABLE   0

#define VOLT_MEASURE   0x04

#define VOLTAGE_MASK   0x001C

---

Function Documentation

int eepageAddrConvert

(

unsigned int

index

)

{
  int add;
  //if index is even
  if(!(index%2))
    add = index/2 + 18 + EEP_RW_IDX; // offset from the eepage struct
    //if index is odd
  else
    add = index/2 + EEP_RW_IDX;  // offset from the eepage struct
  return add;
}

float read_voltage	(	unsigned char	channel,
		unsigned int *	rvalue,
		float	coeff,
		float	offset,
		unsigned char	gain
	)

{
  unsigned int  xdata i;
  float         xdata voltage;
  unsigned int  xdata rawbin;
  unsigned long xdata rawsum = 0;

  // Averaging on 10 measurements for now.
  for (i=0 ; i<10 ; i++) {
    rawbin = adc_read(channel, gain);
    rawsum += rawbin;
    yield();
  }

  /* convert to V */
  *rvalue =  rawsum/10;
  voltage = (float)  *rvalue;                  // averaging
  voltage = (float)  voltage / 1024.0 * INT_VREF;  // conversion
  if ( channel != TCHANNEL)
    voltage = voltage * coeff + offset;

  return voltage;
}

void switchonoff

(

unsigned char

command

)

{
  if(command==ON)
  {
    // Turn ON card
    SFRPAGE  = CONFIG_PAGE;
    P2MDOUT &= ~0x08;     // V4_ENn(P2.3) OD
    V4_ENn = 0;           // ON

    rESR = 0x0000;   // Reset error status at each Power UP
    rCSR = user_data.status;
    SPup = ON;  // Set Status
    SsS = OFF;  // Clear System Shutdown
    SmSd = OFF; // Clear Manual Shutdown

    // Publish Status and Error
    DISABLE_INTERRUPTS;
    user_data.status  = rCSR;
    user_data.error  = rESR;
    ENABLE_INTERRUPTS;

     // Setup CMB SPI ports   
    P2MDOUT |= 0x20;  // CMB_SPI_SCK  (P2.5) PP
    P2MDOUT |= 0x40;  // CMB_SPI_MOSI (P2.6) PP
    P2MDOUT &= ~0x80; // CMB_SPI_MISO (P2.7) OD
    P2MDOUT |= 0x02; //  CMB_CS       (P2.1) PP
    P2MDOUT |= 0x01; //  CFG_RECOVER  (P2.0) PP
    CMB_CSn = 1;

    CMBSPI_Init();

    delay_ms(1000);
    CMB_SPI_WriteByte(CMBSPI_WADDRESS, ~pca_add);
    delay_us(100);
    user_data.eepage = CMB_SPI_ReadByte(CMBSPI_RADDRESS);
    delay_us(100);
    CMB_SPI_WriteByte(CMBSPI_WADDRESS, ~pca_add);
    delay_us(100);
    user_data.spare = CMB_SPI_ReadByte(CMBSPI_RADDRESS);

 } else if(command==OFF) {
    // Switch all the ports to open drain except for...
    SFRPAGE  = CONFIG_PAGE;
    P2MDOUT = 0;
    V4_ENn = 1;
  }
}

unsigned char user_func	(	unsigned char *	data_in,
		unsigned char *	data_out
	)

{
   /* echo input data */
   data_out[0] = data_in[0];
   data_out[1] = data_in[1];
   return 2;
}

void user_init

(

unsigned char

init

)

{
  char xdata i;
  /* Format the SVN and store this code SVN revision into the system */
  for (i = 0; i < 4; i++) {
    if (svn_rev_code[6 + i] < 48) {
      svn_rev_code[6 + i] = '0';
    }
  }
  sys_info.svn_revision = (svn_rev_code[6] - '0') * 1000 +
    (svn_rev_code[7] - '0') * 100 +
    (svn_rev_code[8] - '0') * 10 +
    (svn_rev_code[9] - '0');

//      P0MDIN = 0xFF;                                          // default 0xFF all digital pins
//      P1MDIN = 0xFF;
//      P2MDIN = 0xFF;

  P0MDOUT = 0x18;                                       // Default OD 485TX, TXD
  P1MDOUT = 0x00;                                       // OD
  P2MDOUT = 0xFF;                                       // OD

  P0 = 0x03;    // default 0xFF
  P1 = 0xFF;
  P2 = 0xFF;

  /* set initial state of lines */
  GPIB_DATA = 0xFF;
  GPIB_EOI = 1;
  GPIB_DAV = 1;
  GPIB_NRFD = 1;
  GPIB_NDAC = 1;
  GPIB_IFC = 1;
  GPIB_SRQ = 1;
  GPIB_ATN = 1;
  GPIB_REN = 1;

  BUF_CLE = 0;                  // Enable buffers
  BUF_DATAE = 0;

  /* initialize GPIB */
  GPIB_IFC = 0;
  delay_ms (1);
  GPIB_IFC = 1;

  GPIB_ATN = 0;
  send_byte (0x14);             // DCL
  GPIB_ATN = 1;
  
  user_data.gpib_adr = GPIB_ADDR_0;
  
  sprintf (str, "OE2");                         // prohibit overvoltage setting
  send (user_data.gpib_adr, str);
  sprintf (str, "OC0");                         // hv supply will *not* shutdown if current overload
  send (user_data.gpib_adr, str);
  sprintf (str, "SE0");                         // enables SRQ in response to overvoltage detection
  send (user_data.gpib_adr, str);
  sprintf (str, "SC0");                         // enables SRQ in response to overcurrent detection
  send (user_data.gpib_adr, str);

  user_data.status = 0;
  if (init) {
   user_data.ramp_up = 10;
   user_data.ramp_down = 10;
   user_data.u_limit = MAX_VOLTAGE;
   user_data.i_limit = MAX_CURRENT;
  }
  sprintf (user_data.warning, "current OK");

  set_voltage_limit(user_data.u_limit);
  set_current_limit(user_data.i_limit);

  read_hvi();                                // check to see if hv is already on

  if ( user_data.u_meas < 10 )               // bertan hv must be off
  {
      user_data.u_demand = 0;
      u_actual = 0;
      set_hv(0);
  }
  else                                       // bertan hv must already be on
  {
      user_data.u_demand = user_data.u_meas; // restore to status quo
      u_actual = user_data.u_meas;
  }

#ifdef RTC_410
// Init RTC on 410
   SmaRTCInit();
#endif
}

void user_loop

(

void

)

{
  /* set voltage limit if changed */
  if (chn_bits & HV_LIMIT_CHANGED) {
    set_voltage_limit(user_data.u_limit);
    chn_bits &= ~HV_LIMIT_CHANGED;
  }

  /* set current limit if changed */
  if (chn_bits & CUR_LIMIT_CHANGED) {
    set_current_limit(user_data.i_limit);
    chn_bits &= ~CUR_LIMIT_CHANGED;
  }

  // Read Voltage and Current
  read_hvi();

  // Yield to other activities (MSCB)
//  yield();

  // Do ramping if necessary
  ramp_hv();

#ifdef RTC_410
  // RTC stuff
  ltime = SmaRTCRead();
  user_data.mytime = ltime;
  ascTime(mydate, ltime);
  sprintf(user_data.date, "%s", mydate);
#endif

  // Slow it down
  delay_ms (MINDEL);

  // Loop timing
  led_blink(0, 1, 50);
}

unsigned char user_read

(

unsigned char

index

)

{
   if (index);
   return 0;
}

void user_write

(

unsigned char

index

)

{
  rCSR = user_data.status;
  if (index == IDXCTL) {
    rCTL = user_data.control;
  } // IDXCTL

  //
  //-- EE Page function
  if (index == IDXEEP_CTL) EEP_CTR_Flag = 1;
}

---

Variable Documentation

struct ADC2MSCB_TABLE xdata adc2mscb_table[16]

Initial value:

 {
  {GAIN32, 1, I_A2MTABLE, 1000, 22},    {GAIN32, 3, I_A2MTABLE, 1000, 127}
, {GAIN32, 5, I_A2MTABLE, 1000, 7176},  {GAIN32, 7, I_A2MTABLE, 1000, 1840}
, {GAIN1 , 7, V_A2MTABLE,   101.1, 230}, {GAIN1 , 5, V_A2MTABLE, 101.1, 230}
, {GAIN1 , 3, V_A2MTABLE,   101.1, 230}, {GAIN1 , 1, V_A2MTABLE, 101.1, 230}
, {GAIN32, 0, I_A2MTABLE, 1000, 3178},  {GAIN32, 2, I_A2MTABLE, 1000, 1800}
, {GAIN32, 4, I_A2MTABLE, 1000, 925},   {GAIN32, 6, I_A2MTABLE, 1000, 4895}
, {GAIN1 , 6, V_A2MTABLE,   101.1, 24},  {GAIN1 , 4, V_A2MTABLE, 101.1, 230}
, {GAIN1 , 2, V_A2MTABLE,   101.1, 225}, {GAIN1 , 0, V_A2MTABLE, 101.1, 230}
}

sbit CAsum = rCTL ^ 2

sbit Ccal = rCTL ^ 3

sbit CeeClr = rCTL ^ 6

sbit CeeR = rCTL ^ 5

sbit CeeS = rCTL ^ 4

sbit CmSd = rCTL ^ 7

sbit CPup = rCTL ^ 0

struct EEPAGE xdata eepage

struct EEPAGE xdata eepage2

sbit EEPROM = rESR ^ 3

sbit ExtssTT = rESR ^ 2

struct IADC_TABLE xdata iadc_table[8]

Initial value:

 {
  {IntGAIN2, 50.5,       0.0}, {IntGAIN8, 10000.0/8.0, 0.0}
, {IntGAIN1, 3.980132,     0}, {IntGAIN1, 3.980132, 0}
, {IntGAIN1, 8.5,    -18.751}, {IntGAIN1, 0.1, 0}
, {IntGAIN1, 0.4,          0}, {IntGAIN1, 0.1, 0}
}

sbit IntssTT = rESR ^ 1

sbit iQpump = rESR ^ 9

sbit iReg1 = rESR ^ 13

sbit iReg2 = rESR ^ 14

sbit iReg3 = rESR ^ 15

unsigned char xdata ltc1665mirror[64]

unsigned int xdata ltc2600mirror[8]

unsigned int xdata PageAddr[] = {0x000, 0x200, 0x400, 0x600}

sbit pcbssTT = rESR ^ 4

unsigned char bdata rCSR

unsigned char bdata rCTL

sbit RdssT = rESR ^ 5

unsigned char rEER

unsigned int bdata rESR

sbit SAsum = rCSR ^ 2

sbit Scal = rCSR ^ 3

sbit SeeR = rCSR ^ 5

sbit SeeS = rCSR ^ 4

unsigned long xdata smbdebug

sbit SmSd = rCSR ^ 7

sbit SPup = rCSR ^ 0

sbit SqPump = rCSR ^ 1

sbit SsS = rCSR ^ 6

sbit timing = P2 ^ 7

sbit uCT = rESR ^ 0

struct user_data_type xdata user_data

sbit vQpump = rESR ^ 8

sbit vReg1 = rESR ^ 10

sbit vReg2 = rESR ^ 11

sbit vReg3 = rESR ^ 12

---