| 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677 | /* * TH02_dev.h * Driver for DIGITAL I2C HUMIDITY AND TEMPERATURE SENSOR *   * Copyright (c) 2014 seeed technology inc. * Website    : www.seeed.cc * Author     : Oliver Wang * Create Time: April 2014 * Change Log : * * The MIT License (MIT) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifndef _TH02_DEV_H#define _TH02_DEV_H/****************************************************************************//***        Including Files                                               ***//****************************************************************************/#include <Wire.h>#include <Arduino.h>/****************************************************************************//***        Macro Definitions                                             ***//****************************************************************************/#define TH02_I2C_DEV_ID      0x40#define REG_STATUS           0x00 #define REG_DATA_H           0x01#define REG_DATA_L           0x02#define REG_CONFIG           0x03#define REG_ID               0x11#define STATUS_RDY_MASK      0x01    //poll RDY,0 indicate the conversion is done#define CMD_MEASURE_HUMI     0x01    //perform a humility measurement#define CMD_MEASURE_TEMP     0x11    //perform a temperature measurement#define TH02_WR_REG_MODE      0xC0#define TH02_RD_REG_MODE      0x80/****************************************************************************//***        Class Definition                                              ***//****************************************************************************/class TH02_dev{public:	void begin();	uint8_t isAvailable();	float ReadTemperature(void);	float ReadHumidity(void);private:	void TH02_IIC_WriteCmd(uint8_t u8Cmd);	uint8_t TH02_IIC_ReadReg(uint8_t u8Reg);	void TH02_IIC_WriteReg(uint8_t u8Reg,uint8_t u8Data);	uint16_t TH02_IIC_ReadData(void);	uint16_t TH02_IIC_ReadData2byte(void);};extern TH02_dev TH02;#endif  // _TH02_DEV_H
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