Dave Cohen / SI1141

Library for using SI1141 sensor

Fork of SI1143 by Guillermo Torijano

SI1143.h@0:18ebb7348150, 2013-10-17 (annotated)

Committer:
GAT27
Date:
Thu Oct 17 12:53:08 2013 +0000
Revision:
0:18ebb7348150
Child:
1:28beeb2f209b
1st edit;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
GAT27 0:18ebb7348150 1 #ifndef SI1143_h
GAT27 0:18ebb7348150 2 #define SI1143_h
GAT27 0:18ebb7348150 3
GAT27 0:18ebb7348150 4 #include "mbed.h"
GAT27 0:18ebb7348150 5
GAT27 0:18ebb7348150 6 #define IR_ADDRESS 0x5A
GAT27 0:18ebb7348150 7 #define HW_KEY_VAL0 0x17 //Value to write into the HW Key register
GAT27 0:18ebb7348150 8
GAT27 0:18ebb7348150 9 // register addresses
GAT27 0:18ebb7348150 10 #define PART_ID 0x00
GAT27 0:18ebb7348150 11 #define REV_ID 0x01
GAT27 0:18ebb7348150 12 #define SEQ_ID 0x02 //Si114x-A11 (MAJOR_SEQ=1, MINOR_SEQ=1)
GAT27 0:18ebb7348150 13 #define INT_CFG 0x03
GAT27 0:18ebb7348150 14 #define IRQ_ENABLE 0x04
GAT27 0:18ebb7348150 15 #define IRQ_MODE1 0x05
GAT27 0:18ebb7348150 16 #define IRQ_MODE2 0x06
GAT27 0:18ebb7348150 17 #define HW_KEY 0x07
GAT27 0:18ebb7348150 18
GAT27 0:18ebb7348150 19 #define MEAS_RATE 0x08
GAT27 0:18ebb7348150 20 #define ALS_RATE 0x09
GAT27 0:18ebb7348150 21 #define PS_RATE 0x0A
GAT27 0:18ebb7348150 22
GAT27 0:18ebb7348150 23 #define ALS_LOW_TH0 0x0B
GAT27 0:18ebb7348150 24 #define ALS_LOW_TH1 0x0C
GAT27 0:18ebb7348150 25 #define ALS_HI_TH0 0x0D
GAT27 0:18ebb7348150 26 #define ALS_HI_TH1 0x0E
GAT27 0:18ebb7348150 27
GAT27 0:18ebb7348150 28 #define PS_LED21 0x0F
GAT27 0:18ebb7348150 29 #define PS_LED3 0x10
GAT27 0:18ebb7348150 30
GAT27 0:18ebb7348150 31 #define PS1_TH0 0x11
GAT27 0:18ebb7348150 32 #define PS1_TH1 0x12
GAT27 0:18ebb7348150 33 #define PS2_TH0 0x13
GAT27 0:18ebb7348150 34 #define PS2_TH1 0x14
GAT27 0:18ebb7348150 35 #define PS3_TH0 0x15
GAT27 0:18ebb7348150 36
GAT27 0:18ebb7348150 37 #define PS3_TH1 0x16
GAT27 0:18ebb7348150 38 #define PARAM_WR 0x17
GAT27 0:18ebb7348150 39 #define COMMAND 0x18
GAT27 0:18ebb7348150 40
GAT27 0:18ebb7348150 41 #define RESPONSE 0x20
GAT27 0:18ebb7348150 42 #define IRQ_STATUS 0x21
GAT27 0:18ebb7348150 43
GAT27 0:18ebb7348150 44 #define ALS_VIS_DATA0 0x22
GAT27 0:18ebb7348150 45 #define ALS_VIS_DATA1 0x23
GAT27 0:18ebb7348150 46 #define ALS_IR_DATA0 0x24
GAT27 0:18ebb7348150 47 #define ALS_IR_DATA1 0x25
GAT27 0:18ebb7348150 48
GAT27 0:18ebb7348150 49 #define PS1_DATA0 0x26
GAT27 0:18ebb7348150 50 #define PS1_DATA1 0x27
GAT27 0:18ebb7348150 51 #define PS2_DATA0 0x28
GAT27 0:18ebb7348150 52 #define PS2_DATA1 0x29
GAT27 0:18ebb7348150 53 #define PS3_DATA0 0x2A
GAT27 0:18ebb7348150 54 #define PS3_DATA1 0x2B
GAT27 0:18ebb7348150 55
GAT27 0:18ebb7348150 56
GAT27 0:18ebb7348150 57 #define AUX_DATA0 0x2C
GAT27 0:18ebb7348150 58 #define AUX_DATA1 0x2D
GAT27 0:18ebb7348150 59
GAT27 0:18ebb7348150 60 #define PARAM_RD 0x2E
GAT27 0:18ebb7348150 61 #define CHIP_STAT 0x30
GAT27 0:18ebb7348150 62 #define ANA_IN_KEY 0x3B
GAT27 0:18ebb7348150 63
GAT27 0:18ebb7348150 64 // Command Register Values
GAT27 0:18ebb7348150 65
GAT27 0:18ebb7348150 66 #define PARAM_QUERY 0x80 //Value is ORed with Parameter Offset
GAT27 0:18ebb7348150 67 #define PARAM_SET 0xA0 //Value is ORed with Parameter Offset
GAT27 0:18ebb7348150 68 #define PARAM_AND 0xC0 //Value is ORed with Parameter Offset
GAT27 0:18ebb7348150 69 #define PARAM_OR 0xE0 //Value is ORed with Parameter Offset
GAT27 0:18ebb7348150 70 #define NOP 0x00
GAT27 0:18ebb7348150 71 #define RESET 0x01
GAT27 0:18ebb7348150 72 #define BUSADDR 0x02
GAT27 0:18ebb7348150 73 #define PS_FORCE 0x05
GAT27 0:18ebb7348150 74 #define ALS_FORCE 0x06
GAT27 0:18ebb7348150 75 #define PSALS_FORCE 0x07
GAT27 0:18ebb7348150 76 #define PS_PAUSE 0x09
GAT27 0:18ebb7348150 77 #define ALS_PAUSE 0x0A
GAT27 0:18ebb7348150 78 #define PSALS_PAUSE 0x0B
GAT27 0:18ebb7348150 79 #define PS_AUTO 0x0D
GAT27 0:18ebb7348150 80 #define ALS_AUTO 0x0E
GAT27 0:18ebb7348150 81 #define PSALS_AUTO 0x0F
GAT27 0:18ebb7348150 82
GAT27 0:18ebb7348150 83 // ram addresses
GAT27 0:18ebb7348150 84
GAT27 0:18ebb7348150 85 #define I2C_ADDR 0x00
GAT27 0:18ebb7348150 86 #define CHLIST 0x01
GAT27 0:18ebb7348150 87 #define PSLED12_SELECT 0x02
GAT27 0:18ebb7348150 88 #define PSLED3_SELECT 0x03
GAT27 0:18ebb7348150 89 #define FILTER_EN 0x04
GAT27 0:18ebb7348150 90 #define PS_ENCODING 0x05
GAT27 0:18ebb7348150 91 #define ALS_ENCODING 0x06
GAT27 0:18ebb7348150 92 #define PS1_ADCMUX 0x07
GAT27 0:18ebb7348150 93 #define PS2_ADCMUX 0x08
GAT27 0:18ebb7348150 94 #define PS3_ADCMUX 0x09
GAT27 0:18ebb7348150 95 #define PS_ADC_COUNTER 0x0A
GAT27 0:18ebb7348150 96 #define PS_ADC_GAIN 0x0B
GAT27 0:18ebb7348150 97 #define PS_ADC_MISC 0x0C
GAT27 0:18ebb7348150 98 //#define ALS_IR_ADCMUX 0x0E
GAT27 0:18ebb7348150 99 //#define AUX_ADCMUX 0x0F
GAT27 0:18ebb7348150 100 #define ALS1_ADCMUX 0x0D
GAT27 0:18ebb7348150 101 #define ALS2_ADCMUX 0x0E
GAT27 0:18ebb7348150 102 #define ALS3_ADCMUX 0x0F
GAT27 0:18ebb7348150 103 #define ALS_VIS_ADC_COUNTER 0x10
GAT27 0:18ebb7348150 104 #define ALS_VIS_ADC_GAIN 0x11
GAT27 0:18ebb7348150 105 #define ALS_VIS_ADC_MISC 0x12
GAT27 0:18ebb7348150 106 #define ALS_HYST 0x16
GAT27 0:18ebb7348150 107 #define PS_HYST 0x17
GAT27 0:18ebb7348150 108 #define PS_HISTORY 0x18
GAT27 0:18ebb7348150 109 #define ALS_HISTORY 0x19
GAT27 0:18ebb7348150 110 #define ADC_OFFSET 0x1A
GAT27 0:18ebb7348150 111 #define SLEEP_CTRL 0x1B
GAT27 0:18ebb7348150 112 #define LED_REC 0x1C
GAT27 0:18ebb7348150 113 #define ALS_IR_ADC_COUNTER 0x1D
GAT27 0:18ebb7348150 114 #define ALS_IR_ADC_GAIN 0x1E
GAT27 0:18ebb7348150 115 #define ALS_IR_ADC_MISC 0x1F
GAT27 0:18ebb7348150 116
GAT27 0:18ebb7348150 117 //Measurement Channel List
GAT27 0:18ebb7348150 118 #define PS1_TASK 0x01
GAT27 0:18ebb7348150 119 #define PS2_TASK 0x02
GAT27 0:18ebb7348150 120 #define PS3_TASK 0x04
GAT27 0:18ebb7348150 121 #define ALS_VIS_TASK 0x10
GAT27 0:18ebb7348150 122 #define ALS_IR_TASK 0x20
GAT27 0:18ebb7348150 123 #define AUX_TASK 0x40
GAT27 0:18ebb7348150 124
GAT27 0:18ebb7348150 125 class SI1143
GAT27 0:18ebb7348150 126 {
GAT27 0:18ebb7348150 127 public:
GAT27 0:18ebb7348150 128
GAT27 0:18ebb7348150 129 SI1143(PinName sda, PinName scl);
GAT27 0:18ebb7348150 130
GAT27 0:18ebb7348150 131 int sample(int point);
GAT27 0:18ebb7348150 132
GAT27 0:18ebb7348150 133 void bias(void);
GAT27 0:18ebb7348150 134
GAT27 0:18ebb7348150 135 //int read1(void);
GAT27 0:18ebb7348150 136
GAT27 0:18ebb7348150 137 //int read2(void);
GAT27 0:18ebb7348150 138
GAT27 0:18ebb7348150 139 //int read3(void);
GAT27 0:18ebb7348150 140
GAT27 0:18ebb7348150 141 private:
GAT27 0:18ebb7348150 142
GAT27 0:18ebb7348150 143 I2C* i2c_;
GAT27 0:18ebb7348150 144 //int reg, val;
GAT27 0:18ebb7348150 145 int bias1,bias2,bias3,PS1,PS2,PS3,VIS,IR;
GAT27 0:18ebb7348150 146 char LowB,HighB;
GAT27 0:18ebb7348150 147
GAT27 0:18ebb7348150 148 //void command(int address, int num_data);
GAT27 0:18ebb7348150 149 void command(char cmd);
GAT27 0:18ebb7348150 150
GAT27 0:18ebb7348150 151 char read_reg(/*unsigned*/ char address, int num_data); // Read a Register
GAT27 0:18ebb7348150 152
GAT27 0:18ebb7348150 153 void write_reg(char address, char num_data);// Write a resigter
GAT27 0:18ebb7348150 154
GAT27 0:18ebb7348150 155 };
GAT27 0:18ebb7348150 156
GAT27 0:18ebb7348150 157 #endif