Diff: TSL2591.h

Revision:

59:169324c8e604

diff -r 8d4bde75ebb9 -r 169324c8e604 TSL2591.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TSL2591.h	Wed Mar 25 15:46:56 2020 +0000
@@ -0,0 +1,104 @@
+#ifndef TSL2591_H
+#define TSL2591_H
+
+#include "mbed.h"
+
+#define TSL2591_ADDR        (0x29)
+#define TSL2591_ID          (0x50)
+
+#define TSL2591_CMD_BIT     (0xA0)
+
+#define TSL2591_EN_NPIEN    (0x80)
+#define TSL2591_EN_SAI      (0x40)
+#define TSL2591_EN_AIEN     (0x10)
+#define TSL2591_EN_AEN      (0x02)
+#define TSL2591_EN_PON      (0x01)
+#define TSL2591_EN_POFF     (0x00)
+
+#define TSL2591_LUX_DF      (408.0F)
+#define TSL2591_LUX_COEFB   (1.64F)  // CH0 coefficient 
+#define TSL2591_LUX_COEFC   (0.59F)  // CH1 coefficient A
+#define TSL2591_LUX_COEFD   (0.86F)  // CH2 coefficient B
+
+enum {
+    TSL2591_REG_ENABLE          = 0x00,
+    TSL2591_REG_CONTROL         = 0x01,
+    TSL2591_REG_THRES_AILTL     = 0x04,
+    TSL2591_REG_THRES_AILTH     = 0x05,
+    TSL2591_REG_THRES_AIHTL     = 0x06,
+    TSL2591_REG_THRES_AIHTH     = 0x07,
+    TSL2591_REG_THRES_NPAILTL   = 0x08,
+    TSL2591_REG_THRES_NPAILTH   = 0x09,
+    TSL2591_REG_THRES_NPAIHTL   = 0x0A,
+    TSL2591_REG_THRES_NPAIHTH   = 0x0B,
+    TSL2591_REG_PERSIST         = 0x0C,
+    TSL2591_REG_PID             = 0x11,
+    TSL2591_REG_ID              = 0x12,
+    TSL2591_REG_STATUS          = 0x13,
+    TSL2591_REG_CHAN0_L         = 0x14,
+    TSL2591_REG_CHAN0_H         = 0x15,
+    TSL2591_REG_CHAN1_L         = 0x16,
+    TSL2591_REG_CHAN1_H         = 0x17,
+};
+
+typedef enum {
+    TSL2591_GAIN_LOW    = 0x00,
+    TSL2591_GAIN_MED    = 0x01,
+    TSL2591_GAIN_HIGH   = 0x02,
+    TSL2591_GAIN_MAX    = 0x03,
+} tsl2591Gain_t;
+
+typedef enum {
+    TSL2591_INTT_100MS  = 0x00,
+    TSL2591_INTT_200MS  = 0x01,
+    TSL2591_INTT_300MS  = 0x02,
+    TSL2591_INTT_400MS  = 0x03,
+    TSL2591_INTT_500MS  = 0x04,
+    TSL2591_INTT_600MS  = 0x05,
+} tsl2591IntegrationTime_t;
+
+typedef enum {
+    TSL2591_PER_EVERY   = 0x00,
+    TSL2591_PER_ANY     = 0x01,
+    TSL2591_PER_2       = 0x02,
+    TSL2591_PER_3       = 0x03,
+    TSL2591_PER_5       = 0x04,
+    TSL2591_PER_10      = 0x05,
+    TSL2591_PER_15      = 0x06,
+    TSL2591_PER_20      = 0x07,
+    TSL2591_PER_25      = 0x08,
+    TSL2591_PER_30      = 0x09,
+    TSL2591_PER_35      = 0x0A,
+    TSL2591_PER_40      = 0x0B,
+    TSL2591_PER_45      = 0x0C,
+    TSL2591_PER_50      = 0x0D,
+    TSL2591_PER_55      = 0x0E,
+    TSL2591_PER_60      = 0x0F,
+} tsl2591Persist_t;
+
+class TSL2591
+{
+    public:
+    TSL2591(I2C& tsl2591_i2c, uint8_t tsl2591_addr=TSL2591_ADDR);
+    bool init(void);
+    void enable(void);
+    void disable(void);
+    void setGain(tsl2591Gain_t gain);
+    void setTime(tsl2591IntegrationTime_t integ);
+    void getALS(void);
+    void calcLux(void);
+    volatile uint32_t           rawALS;
+    volatile uint16_t           ir;
+    volatile uint16_t           full;
+    volatile uint16_t           visible;
+    volatile uint32_t           lux;
+    
+    protected:
+    I2C                         _i2c;
+    uint8_t                     _addr;
+    bool                        _init;
+    tsl2591Gain_t               _gain;
+    tsl2591IntegrationTime_t    _integ;
+};
+
+#endif
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