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
|