File content as of revision 5:ef42f4648198:

#ifndef SI_LIS_h
#define SI_LIS_h

#include "mbed.h"

#define IR_ADDRESS                  0x5A
#define LIS_Addr                    0x18
#define HW_KEY_VAL0                 0x17    //Value to write into the HW Key register

// Register Addresses

#define PART_ID                     0x00
#define REV_ID                      0x01
#define SEQ_ID                      0x02    //Si114x-A11 (MAJOR_SEQ=1, MINOR_SEQ=1)
#define INT_CFG                     0x03
#define IRQ_ENABLE                  0x04
#define IRQ_MODE1                   0x05
#define IRQ_MODE2                   0x06
#define HW_KEY                      0x07

#define MEAS_RATE                   0x08
#define ALS_RATE                    0x09
#define PS_RATE                     0x0A

#define ALS_LOW_TH0                 0x0B
#define ALS_LOW_TH1                 0x0C
#define ALS_HI_TH0                  0x0D
#define ALS_HI_TH1                  0x0E

#define PS_LED21                    0x0F
#define PS_LED3                     0x10

#define PS1_TH0                     0x11
#define PS1_TH1                     0x12
#define PS2_TH0                     0x13
#define PS2_TH1                     0x14
#define PS3_TH0                     0x15

#define PS3_TH1                     0x16
#define PARAM_WR                    0x17
#define COMMAND                     0x18

#define RESPONSE                    0x20
#define IRQ_STATUS                  0x21

#define ALS_VIS_DATA0               0x22
#define ALS_VIS_DATA1               0x23
#define ALS_IR_DATA0                0x24
#define ALS_IR_DATA1                0x25

#define PS1_DATA0                   0x26
#define PS1_DATA1                   0x27
#define PS2_DATA0                   0x28
#define PS2_DATA1                   0x29
#define PS3_DATA0                   0x2A
#define PS3_DATA1                   0x2B


#define AUX_DATA0                   0x2C
#define AUX_DATA1                   0x2D

#define PARAM_RD                    0x2E
#define CHIP_STAT                   0x30
#define ANA_IN_KEY                  0x3B

// Command Register Values

#define PARAM_QUERY                 0x80    //Value is ORed with Parameter Offset
#define PARAM_SET                   0xA0    //Value is ORed with Parameter Offset
#define PARAM_AND                   0xC0    //Value is ORed with Parameter Offset
#define PARAM_OR                    0xE0    //Value is ORed with Parameter Offset
#define NOP                         0x00
#define RESET                       0x01
#define BUSADDR                     0x02
#define PS_FORCE                    0x05
#define ALS_FORCE                   0x06
#define PSALS_FORCE                 0x07
#define PS_PAUSE                    0x09
#define ALS_PAUSE                   0x0A
#define PSALS_PAUSE                 0x0B
#define PS_AUTO                     0x0D
#define ALS_AUTO                    0x0E
#define PSALS_AUTO                  0x0F

// Ram Addresses

#define I2C_ADDR                    0x00
#define CHLIST                      0x01
#define PSLED12_SELECT              0x02
#define PSLED3_SELECT               0x03
#define FILTER_EN                   0x04
#define PS_ENCODING                 0x05
#define ALS_ENCODING                0x06
#define PS1_ADCMUX                  0x07
#define PS2_ADCMUX                  0x08
#define PS3_ADCMUX                  0x09
#define PS_ADC_COUNTER              0x0A
#define PS_ADC_GAIN                 0x0B
#define PS_ADC_MISC                 0x0C
#define ALS1_ADCMUX                 0x0D
#define ALS2_ADCMUX                 0x0E
#define ALS3_ADCMUX                 0x0F
#define ALS_VIS_ADC_COUNTER         0x10
#define ALS_VIS_ADC_GAIN            0x11
#define ALS_VIS_ADC_MISC            0x12
#define ALS_HYST                    0x16
#define PS_HYST                     0x17
#define PS_HISTORY                  0x18
#define ALS_HISTORY                 0x19
#define ADC_OFFSET                  0x1A
#define SLEEP_CTRL                  0x1B
#define LED_REC                     0x1C
#define ALS_IR_ADC_COUNTER          0x1D
#define ALS_IR_ADC_GAIN             0x1E
#define ALS_IR_ADC_MISC             0x1F

// Measurement Channel List

#define PS1_TASK                    0x01
#define PS2_TASK                    0x02
#define PS3_TASK                    0x04
#define ALS_VIS_TASK                0x10
#define ALS_IR_TASK                 0x20
#define AUX_TASK                    0x40

// SI1142 Sensor.

// Restart device.
void restart(void);

// Wait for the device to respond, then send it a specific command.
void command(char cmd);

// Send a test command.
void command_test();

// Send a non-RESET command.
int command2(char cmd);

// Send a non-RESET command another way.
void command3(char cmd);

/**
 * Read a register from the device.
 */
char read_reg(/*unsigned*/ char address, int num_data);

// Read 4 registers in a row
char read_reg2(/*unsigned*/ char address);

// Write to a register on Si1142.
void write_reg(char address, char num_data);

void Init_Accel ();

void Get_Accel_Register (char Reg_Num);

void Get_Accel_Reg_6 (char Reg_Num); // Read 6 registers

#endif