2017-03-20 16:50:46 +00:00
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/*
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* Part of esp-open-rtos
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* Copyright (C) 2017 Brian Schwind (https://github.com/bschwind)
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* BSD Licensed as described in the file LICENSE
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*/
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#ifndef __TSL4531_H__
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#define __TSL4531_H__
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#include <stdint.h>
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#include <stdbool.h>
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2017-09-01 09:29:32 +00:00
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#include <i2c/i2c.h>
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2017-03-20 16:50:46 +00:00
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#ifdef __cplusplus
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extern "C" {
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#endif
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// I2C Addresses
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typedef enum
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{
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TSL4531_I2C_ADDR = 0x29
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} tsl4531_i2c_addr_t;
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// Integration time IDs
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typedef enum
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{
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TSL4531_INTEGRATION_100MS = 0x02,
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TSL4531_INTEGRATION_200MS = 0x01,
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TSL4531_INTEGRATION_400MS = 0x00 // Default
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} tsl4531_integration_time_t;
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// Part IDs
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typedef enum
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{
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TSL4531_PART_TSL45317 = 0x08,
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TSL4531_PART_TSL45313 = 0x09,
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TSL4531_PART_TSL45315 = 0x0A,
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TSL4531_PART_TSL45311 = 0x0B
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} tsl4531_part_id_t;
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typedef struct {
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2017-09-01 09:29:32 +00:00
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i2c_dev_t i2c_dev;
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2017-03-20 16:50:46 +00:00
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uint8_t integration_time_id;
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bool skip_power_save;
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tsl4531_part_id_t part_id;
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} tsl4531_t;
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void tsl4531_init(tsl4531_t *device);
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void tsl4531_set_integration_time(tsl4531_t *device, tsl4531_integration_time_t integration_time_id);
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void tsl4531_set_power_save_skip(tsl4531_t *device, bool skip_power_save);
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bool tsl4531_read_lux(tsl4531_t *device, uint16_t *lux);
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#ifdef __cplusplus
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}
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#endif
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#endif // __TSL4531_H__
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