20170911
Dependents: Hexi_Click_HDC1000 Hexi_Click_HDC1000_v2
Diff: HDC1000.h
- Revision:
- 0:2dee66cf94c2
- Child:
- 1:383429056bd4
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/HDC1000.h Mon Sep 11 02:06:47 2017 +0000 @@ -0,0 +1,153 @@ + +/* + * mbed library program + * Low Power, High Accuracy Digital Humidity Sensor with Integrated Temperature Sensor + * HDC1000 Texas Instruments + * + * Copyright (c) 2015,'17 Kenji Arai / JH1PJL + * http://www.page.sannet.ne.jp/kenjia/index.html + * http://mbed.org/users/kenjiArai/ + * Created: Feburary 9th, 2015 + * Revised: AAugust 21st, 2017 + */ +/* + *---------------- REFERENCE ---------------------------------------------------------------------- + * http://www.ti.com/product/HDC1000/description + * http://akizukidenshi.com/catalog/g/gM-08775/ (Not avairable now) + */ + +#ifndef HDC1000_H +#define HDC1000_H + +#include "mbed.h" + +// Humidity / Temperature Sensor, HDC1000 T.I. +// Address b7=1,b6=0,b5=0,b4=0,b3=0,b2=0,b1=0, b0=R/W +#define HDC1000ADDR (0x40 << 1) // CLICK BOARD + + +////////////// Registers ////////////////////////////////// +// Register definition +#define HDC1000_REG_TEMP 0x00 +#define HDC1000_REG_HUMI 0x01 +#define HDC1000_REG_CONFIG 0x02 +#define HDC1000_REG_S_ID_F 0xfb +#define HDC1000_REG_S_ID_M 0xfc +#define HDC1000_REG_S_ID_L 0xfd +#define HDC1000_REG_M_ID 0xfe +#define HDC1000_REG_D_ID 0xff + +////////////// ID ///////////////////////////////////////// +#define I_AM_HDC1000 0x1000 +#define DEV_REG_ID 0x5449 + +////////////// Operating mode /////////////////// +#define ACQ_MODE_SEPARETE (0UL << 12) +#define ACQ_MODE_BOTH (1UL << 12) +#define TRES_14BIT (0UL << 10) +#define TRES_11BIT (1UL << 10) +#define HRES_14BIT (0UL << 8) +#define HRES_11BIT (1UL << 8) +#define HRES_08BIT (2UL << 8) +#define BOTH_T_14_H_14 (TRES_14BIT + HRES_14BIT + ACQ_MODE_BOTH) + + +class HDC1000 +{ +public: + /** Configure data pin (with other devices on I2C line) + * @param data SDA and SCL pins + */ + HDC1000(PinName p_sda, PinName p_scl); + + /** Configure data pin (with other devices on I2C line) + * @param data SDA and SCL pins + * @param device address + */ + HDC1000(PinName p_sda, PinName p_scl, uint8_t addr); + + /** Configure data pin (with other devices on I2C line) + * @param I2C previous definition + */ + HDC1000(I2C& p_i2c); + HDC1000(I2C& p_i2c, uint8_t addr); + + /** Start convertion & data save + * @param none + * @return none + */ + void get(void); + + /** Read temperature data + * @param none + * @return temperature + */ + float temperature(void); + + float conv_c_to_f(void); + + /** Read humidity data + * @param none + * @return humidity + */ + float humidity(void); + + /** HDC1000 Configuration + * @param none + * @return none + */ + void config(void); + + /** Read Configuration + * @param none + * @return config. data + */ + uint16_t read_config(void); + + /** Set config register + * @param config parameter + * @return config read data + */ + uint16_t set_config(uint16_t cfg); + + /** Set I2C clock frequency + * @param freq. + * @return none + */ + void frequency(int hz); + + /** check Device ID number + * @param none + * @return HDC1000 = 1, others 0 + */ + uint8_t who_am_i(void); + + /** Read Manufacturer ID + * @param none + * @return ID + */ + uint16_t read_M_ID(void); + + /** Read Device ID + * @param none + * @return ID + */ + uint16_t read_D_ID(void); + +protected: + I2C *_i2c_p; + I2C &_i2c; + + void get_IDs(void); + void init(void); + +private: + uint8_t HDC1000_addr; + uint8_t dt[4]; + uint16_t temp; + uint16_t humi; + uint16_t manufacturer_id_number; + uint16_t device_id_number; +}; + +#endif // HDC1000_H \ No newline at end of file