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

Data Structures
struct	EEPAGE
struct	user_data_type
Defines
#define	VREF   2.50f
#define	ADT7486A_ADDR0   0x4C
#define	NCHANNEL_ADT7486A   1
#define	SST_LINE1   1
#define	CLEAR   0
#define	SET   1
#define	DONE   1
#define	FAILED   0
#define	ON   1
#define	OFF   0
#define	IntGAIN1   0
#define	IntGAIN2   1
#define	IntGAIN4   2
#define	IntGAIN8   3
#define	IntGAIN16   4
#define	SERIALN_LENGTH   4
#define	SERIALN_ADD   (PageAddr[3])
#define	PAGE_SIZE   (unsigned int) sizeof(eepage)
#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	EEP_RW_IDX   0x0a
#define	IDXDAC   21
#define	IDXCTL   2
#define	IDXEEP_CTL   48
#define	IDXDELAY   6
#define	UCTEMPERATURE_MASK   0x0080
#define	BTEMPERATURE_MASK   0x0600
#define	VOLTAGE_MASK   0x0005
#define	CURRENT_MASK   0x0008
#define	MAIN_CURRENT_MASK   0x8000
#define	humsense   1
Functions
float	read_voltage (unsigned char channel, unsigned int *rvalue, unsigned char gain)
Variables
float code	coeff [8] = {4.615, 3.136, 0.1, 3.136, 0.4, 0.4, 0.2, 0.01}
float code	offset [8] = { 0, 0, 0, 0, 0, 0, 0, 0}
unsigned int xdata	ltc2620mirror [16]
unsigned int xdata	PageAddr [] = {0x000, 0x200, 0x400, 0x600}
EEPAGE xdata	eepage
user_data_type xdata	user_data
unsigned char bdata	rCTL
sbit	CPup = rCTL ^ 0
sbit	Cmode = 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	S6dd = rCSR ^ 1
sbit	Smode = rCSR ^ 3
sbit	SeeS = rCSR ^ 4
sbit	SeeR = rCSR ^ 5
sbit	SsS = rCSR ^ 6
sbit	SmSd = rCSR ^ 7
unsigned int bdata	rESR
sbit	Vss = rESR ^ 8
sbit	Iss = rESR ^ 9
sbit	Vdd = rESR ^ 10
sbit	Idd = rESR ^ 11
sbit	I5 = rESR ^ 12
sbit	I33 = rESR ^ 13
sbit	I18 = rESR ^ 14
sbit	uCT = rESR ^ 15
sbit	IntssTT = rESR ^ 0
sbit	Ext1ssTT = rESR ^ 1
sbit	Ext2ssTT = rESR ^ 2
sbit	EEPROM = rESR ^ 3
sbit	pcbssTT = rESR ^ 4
sbit	RdssT = rESR ^ 5
sbit	V6Fault = rESR ^ 7
sbit	VCC_EN = P1 ^ 3
sbit	VREG_5 = P2 ^ 5
sbit	VREG_3 = P2 ^ 6
sbit	V6ddFlag = P1 ^ 6
sbit	DELAY_0 = P0 ^ 6
sbit	DELAY_1 = P0 ^ 7

---

Define Documentation

#define ADT7486A_ADDR0   0x4C

#define BTEMPERATURE_MASK   0x0600

#define CLEAR   0

#define CURRENT_MASK   0x0008

#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   0x0a

#define FAILED   0

#define humsense   1

#define IDXCTL   2

#define IDXDAC   21

#define IDXDELAY   6

#define IDXEEP_CTL   48

#define IntGAIN1   0

#define IntGAIN16   4

#define IntGAIN2   1

#define IntGAIN4   2

#define IntGAIN8   3

#define MAIN_CURRENT_MASK   0x8000

#define NCHANNEL_ADT7486A   1

#define OFF   0

#define ON   1

#define PAGE_SIZE   (unsigned int) sizeof(eepage)

#define SERIALN_ADD   (PageAddr[3])

#define SERIALN_LENGTH   4

#define SET   1

#define SST_LINE1   1

#define UCTEMPERATURE_MASK   0x0080

#define VOLTAGE_MASK   0x0005

#define VREF   2.50f

---

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;
}

---

Variable Documentation

sbit CeeClr = rCTL ^ 6

sbit CeeR = rCTL ^ 5

sbit CeeS = rCTL ^ 4

sbit Cmode = rCTL ^ 3

sbit CmSd = rCTL ^ 7

float code coeff[8] = {4.615, 3.136, 0.1, 3.136, 0.4, 0.4, 0.2, 0.01}

sbit CPup = rCTL ^ 0

sbit DELAY_0 = P0 ^ 6

sbit DELAY_1 = P0 ^ 7

struct EEPAGE xdata eepage

Initial value:

{

     0x00000000   

   , 0x0000, 0x0000

   , 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
   , 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000


   , 0.0, 3.5, 0.1, 5.5, 0.0, 0.0, 0.0,  0.0


   , 6.0, 5.5, 0.3, 6.5, 1.8, 0.1, 0.5,  0.2  

   , 10., 50.

   , 10., 50.
}

sbit EEPROM = rESR ^ 3

sbit Ext1ssTT = rESR ^ 1

sbit Ext2ssTT = rESR ^ 2

sbit I18 = rESR ^ 14

sbit I33 = rESR ^ 13

sbit I5 = rESR ^ 12

sbit Idd = rESR ^ 11

sbit IntssTT = rESR ^ 0

sbit Iss = rESR ^ 9

unsigned int xdata ltc2620mirror[16]

float code offset[8] = { 0, 0, 0, 0, 0, 0, 0, 0}

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 int bdata rESR

sbit S6dd = rCSR ^ 1

sbit SeeR = rCSR ^ 5

sbit SeeS = rCSR ^ 4

sbit Smode = rCSR ^ 3

sbit SmSd = rCSR ^ 7

sbit SPup = rCSR ^ 0

sbit SsS = rCSR ^ 6

sbit uCT = rESR ^ 15

struct user_data_type xdata user_data

sbit V6ddFlag = P1 ^ 6

sbit V6Fault = rESR ^ 7

sbit VCC_EN = P1 ^ 3

sbit Vdd = rESR ^ 10

sbit VREG_3 = P2 ^ 6

sbit VREG_5 = P2 ^ 5

sbit Vss = rESR ^ 8

---