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

Data Structures
struct	EEPAGE
struct	user_data_type
Defines
#define	VREF   2.455f
#define	ADT7486A_address   0x48
#define	SST_LINE1   1
#define	SST_TIME   (unsigned long) 1
#define	TEMP_TIME   (unsigned long) 2
#define	ON   1
#define	DONE   1
#define	SET   1
#define	OFF   0
#define	FAILED   0
#define	CLEAR   0
#define	IGAIN1   0
#define	IGAIN2   1
#define	IGAIN4   2
#define	IGAIN8   3
#define	IGAIN16   4
#define	SERIALN_LENGTH   4
#define	SERIALN_ADD   (PageAddr[3])
#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   0x02
#define	IDXEER   1
#define	IDXCTL   2
#define	IDXEEP_CTL   27
#define	UFTEMPERATURE_MASK   (unsigned int) 0x0300
#define	BTEMPERATURE_MASK   (unsigned int) 0x0C00
#define	VOLTAGE_MASK   (unsigned int) 0x00FE
#define	CURRENT_MASK   (unsigned int) 0x0001
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, unsigned char gain)
Variables
unsigned int xdata	PageAddr [] = {0x000, 0x200, 0x400, 0x600}
EEPAGE xdata	eepage
EEPAGE xdata	eepage2
unsigned char bdata	rCTL
sbit	CPup = rCTL ^ 0
sbit	CXclk = rCTL ^ 1
sbit	Ccfg = rCTL ^ 2
sbit	Cdeb1 = 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	SXclk = rCSR ^ 1
sbit	SLinkOn = rCSR ^ 2
sbit	Swdog = rCSR ^ 3
sbit	SeeS = rCSR ^ 4
sbit	SeeR = rCSR ^ 5
sbit	SsS = rCSR ^ 6
sbit	SmSd = rCSR ^ 7
unsigned int bdata	rESR
sbit	DI4mon = rESR ^ 8
sbit	DV4mon = rESR ^ 9
sbit	AV33mon = rESR ^ 10
sbit	AV25mon = rESR ^ 11
sbit	DV15mon = rESR ^ 12
sbit	DV18mon = rESR ^ 13
sbit	DV25mon = rESR ^ 14
sbit	DV33mon = rESR ^ 15
sbit	uCT = rESR ^ 0
sbit	FPGAssTT = rESR ^ 1
sbit	Vreg1ssTT = rESR ^ 2
sbit	Vreg2ssTT = rESR ^ 3
sbit	RdssT = rESR ^ 4
sbit	EEPROM = rESR ^ 5
sbit	AsumLock = rESR ^ 6
sbit	V4_OC = rESR ^ 7
float code	coeff [8] = {1.901, 2.000 , 1.426, 1.426, 1.0, 1.0, 1.426, 1.426}
float code	offset [8] = {0.000, 0.0, 0.0, 0.0 , 0.0, 0.0, 0.0 , 0.0}
user_data_type xdata	user_data

---

Define Documentation

#define ADT7486A_address   0x48

#define BTEMPERATURE_MASK   (unsigned int) 0x0C00

#define CLEAR   0

#define CURRENT_MASK   (unsigned int) 0x0001

#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   0x02

#define FAILED   0

#define IDXCTL   2

#define IDXEEP_CTL   27

#define IDXEER   1

#define IGAIN1   0

#define IGAIN16   4

#define IGAIN2   1

#define IGAIN4   2

#define IGAIN8   3

#define OFF   0

#define ON   1

#define PAGE_SIZE   sizeof(eepage)

#define SERIALN_ADD   (PageAddr[3])

#define SERIALN_LENGTH   4

#define SET   1

#define SST_LINE1   1

#define SST_TIME   (unsigned long) 1

#define TEMP_TIME   (unsigned long) 2

#define UFTEMPERATURE_MASK   (unsigned int) 0x0300

#define VOLTAGE_MASK   (unsigned int) 0x00FE

#define VREF   2.455f

---

Function Documentation

float read_voltage	(	unsigned char	channel,
		unsigned int *	rvalue,
		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 * VREF;  // conversion
  if ( channel != TCHANNEL)
    voltage = voltage * coeff[channel] + offset[channel];

  return voltage;
}

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

sbit AsumLock = rESR ^ 6

sbit AV25mon = rESR ^ 11

sbit AV33mon = rESR ^ 10

sbit Ccfg = rCTL ^ 2

sbit Cdeb1 = rCTL ^ 3

sbit CeeClr = rCTL ^ 6

sbit CeeR = rCTL ^ 5

sbit CeeS = rCTL ^ 4

sbit CmSd = rCTL ^ 7

float code coeff[8] = {1.901, 2.000 , 1.426, 1.426, 1.0, 1.0, 1.426, 1.426}

sbit CPup = rCTL ^ 0

sbit CXclk = rCTL ^ 1

sbit DI4mon = rESR ^ 8

sbit DV15mon = rESR ^ 12

sbit DV18mon = rESR ^ 13

sbit DV25mon = rESR ^ 14

sbit DV33mon = rESR ^ 15

sbit DV4mon = rESR ^ 9

struct EEPAGE xdata eepage

Initial value:

 {

 0x00000000

 , 110

 , 123

 , 0.0, 3.0, 3.0, 2.0, 1.2, 1.5, 2.0, 3.0

 , 4.0, 4.5, 3.7, 2.7, 1.7, 2.0, 2.7, 3.7

 , 10., 50.

 , 10. ,50.

 , 0.0, 0.0, 0.0, 0.0
}

struct EEPAGE xdata eepage2

sbit EEPROM = rESR ^ 5

sbit FPGAssTT = rESR ^ 1

float code offset[8] = {0.000, 0.0, 0.0, 0.0 , 0.0, 0.0, 0.0 , 0.0}

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

unsigned char bdata rCSR

unsigned char bdata rCTL

sbit RdssT = rESR ^ 4

unsigned int bdata rESR

sbit SeeR = rCSR ^ 5

sbit SeeS = rCSR ^ 4

sbit SLinkOn = rCSR ^ 2

sbit SmSd = rCSR ^ 7

sbit SPup = rCSR ^ 0

sbit SsS = rCSR ^ 6

sbit Swdog = rCSR ^ 3

sbit SXclk = rCSR ^ 1

sbit uCT = rESR ^ 0

struct user_data_type xdata user_data

sbit V4_OC = rESR ^ 7

sbit Vreg1ssTT = rESR ^ 2

sbit Vreg2ssTT = rESR ^ 3

---