simple temperature sensor
Dependents: HARP2 HARP3 Thermostat_NucleoF401 4180Lab4_p1 ... more
TMP36GZ.h
- Committer:
- tylerjw
- Date:
- 2012-09-20
- Revision:
- 8:2b0feb7bdebc
- Parent:
- 7:9a916a3a059f
File content as of revision 8:2b0feb7bdebc:
/* * Copyright (c) 2012 Tyler Weaver, MIT License * * 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. */ #include "mbed.h" /** TMP36GZ temperature sensor class * * @author Tyler Weaver * * Example: * @code * #include "mbed.h" * #include "TMP36GZ.h" * * TMP36GZ temp_sensor(p20); * Serial pc(USBTX, USBRX); // tx, rx * * int main() { * pc.baud(9600); * while(1) { * pc.printf("Temp: %6.3f deg/C - %6.3f deg/F\n", temp_sensor.sample(), temp_sensor.sample_f()); * wait(1.0); // wait 1 second * } * } * @endcode * * @section DESCRIPTION * * C++ file for TMP36GZ temperature sensor library * * /----\ * |1 2 3 | * -------- * * 1 - Vs, connect 3.3V (Vout) * 2 - Vout - connect to input pin * 3 - GND - connect to ground * * 750mV = 25 deg/C * * 10mV / deg/C */ class TMP36GZ { public: /** Constructor for TMP36GZ sensor * * Analog input pin from p15-p20 * * @param pin the analog input pin (connect to pin 2 on sensor) */ TMP36GZ(PinName pin); /** Sample the sensor in deg C * * @returns float value in deg C */ float sample(); /** Sample the sensor in deg F * * @returns float value in deg F */ float sample_f(); private: AnalogIn *input_pin_; };