#ifndef HDC1080_H_ #define HDC1080_H_ #include "stddef.h" #include "stdint.h" #include "MDR32F9Qx_i2c.h" #include "CPU_CLK.h" //#include "compiler.h" #define HDC1080_ADDRESS ( 0x40 ﹤﹤ 1) #define hdc1080_swap16(_value) ((uint16_t)(((uint16_t)(_value) ﹥﹥ 8) | ((uint16_t)(_value) ﹤﹤ 8))) #define BE16(x) hdc1080_swap16(x) #define LE16(x) (x) enum hdc1080_command_e { hdc1080_command_temperature = 0x00, hdc1080_command_humidity = 0x01, hdc1080_command_configuration = 0x02, hdc1080_command_serial_id = 0xFB, hdc1080_command_manufacturer_id = 0xFE, hdc1080_command_device_id = 0xFF }; enum hdc1080_humidity_resolution_e { hdc1080_humidity_resolution_14_bits = 0b00, hdc1080_humidity_resolution_11_bits = 0b01, hdc1080_humidity_resolution_8_bits = 0b10 }; enum hdc1080_temperature_resolution_e { hdc1080_temperature_resolution_14_bits = 0, hdc1080_temperature_resolution_11_bits = 1 }; enum hdc1080_battery_status_e { hdc1080_battery_status_good = 0, hdc1080_battery_status_low = 1 }; enum hdc1080_acquisition_mode_e { //When the device is set to acquire, it will take a Temperature then a Humidity and then go back to sleep. hdc1080_acquisition_mode_sleep = 0, hdc1080_acquisition_mode_acquire = 1, }; enum hdc1080_heater_e { hdc1080_heater_disabled = 0, hdc1080_heater_enabled = 1 }; enum hdc1080_reset_e { hdc1080_reset_normal_operation = 0, hdc1080_reset_software_reset = 1 }; enum hdc1080_ids_e { hdc1080_manufacturer_id = 0x5449, hdc1080_device_id = 0x1050 }; struct hdc1080_configuration_t { union{ uint16_t value; struct{ uint8_t RESERVED_1: 8; uint8_t HRES: 2; uint8_t TRES: 1; uint8_t BTST: 1; uint8_t MODE: 1; uint8_t HEAT: 1; uint8_t RESERVED: 1; uint8_t RSTL: 1; }fields; }; }; struct hdc1080_t { struct hdc1080_configuration_t configuration; void *ctx; }; enum hdc1080_status{ hdc1080_status_undefined, hdc1080_status_ok }; enum hdc1080_status hdc1080_init(struct hdc1080_t *device, void *ctx); enum hdc1080_status hdc1080_set_configuration(struct hdc1080_t *device); enum hdc1080_status hdc1080_get_configuration(struct hdc1080_t *device); enum hdc1080_status hdc1080_get_reading(struct hdc1080_t *device, double *temperature, double *humidity); enum hdc1080_status hdc1080_get_manufacturer_id(struct hdc1080_t *device, uint16_t *manufacturer_id); enum hdc1080_status hdc1080_get_device_id(struct hdc1080_t *device, uint16_t *device_id); double htc1080_get_temperature_conversion_time(enum hdc1080_humidity_resolution_e resolution); double htc1080_get_humidity_conversion_time(enum hdc1080_temperature_resolution_e resolution); enum hdc1080_status _hdc1080_init(struct hdc1080_t *device); enum hdc1080_status _hdc1080_read(struct hdc1080_t *device, enum hdc1080_command_e command, uint16_t delayms, size_t count, uint8_t *buf); enum hdc1080_status _hdc1080_write(struct hdc1080_t *device, enum hdc1080_command_e command, size_t count, uint8_t *buf); #endif