ClosedCube / SHT3XA

Library for the Sensirion SHT3X-ARP Analog Humidity & Temperature Sensor.

Dependents:   STM32_teste_5

Fork of SHT3XA by ClosedCube Limited

SHT3XA.cpp@0:f0757a25e239, 2015-09-13 (annotated)

Committer:
ClosedCube
Date:
Sun Sep 13 20:39:47 2015 +0000
Revision:
0:f0757a25e239
SHT3x-ARP sensor library added

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ClosedCube 0:f0757a25e239 1 /*
ClosedCube 0:f0757a25e239 2 Copyright (c) 2015 ClosedCube Limited
ClosedCube 0:f0757a25e239 3
ClosedCube 0:f0757a25e239 4 Permission is hereby granted, free of charge, to any person obtaining a copy of this software
ClosedCube 0:f0757a25e239 5 and associated documentation files (the "Software"), to deal in the Software without restriction,
ClosedCube 0:f0757a25e239 6 including without limitation the rights to use, copy, modify, merge, publish, distribute,
ClosedCube 0:f0757a25e239 7 sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
ClosedCube 0:f0757a25e239 8 furnished to do so, subject to the following conditions:
ClosedCube 0:f0757a25e239 9
ClosedCube 0:f0757a25e239 10 The above copyright notice and this permission notice shall be included in all copies or
ClosedCube 0:f0757a25e239 11 substantial portions of the Software.
ClosedCube 0:f0757a25e239 12
ClosedCube 0:f0757a25e239 13 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
ClosedCube 0:f0757a25e239 14 BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ClosedCube 0:f0757a25e239 15 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
ClosedCube 0:f0757a25e239 16 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ClosedCube 0:f0757a25e239 17 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
ClosedCube 0:f0757a25e239 18 */
ClosedCube 0:f0757a25e239 19
ClosedCube 0:f0757a25e239 20 #include "SHT3XA.h"
ClosedCube 0:f0757a25e239 21
ClosedCube 0:f0757a25e239 22 #define SHT3XA_RH_FORMULA(x) -12.5f+125.0f*x
ClosedCube 0:f0757a25e239 23 #define SHT3XA_TEMPC_FORMULA(x) -66.875f+218.75f*x
ClosedCube 0:f0757a25e239 24 #define SHT3XA_TEMPF_FORMULA(x) -88.375f+393.75f*x
ClosedCube 0:f0757a25e239 25
ClosedCube 0:f0757a25e239 26 SHT3XA::SHT3XA(PinName pinRH,PinName pinT) : _pinRH(pinRH),_pinT(pinT)
ClosedCube 0:f0757a25e239 27 {
ClosedCube 0:f0757a25e239 28 }
ClosedCube 0:f0757a25e239 29
ClosedCube 0:f0757a25e239 30 float SHT3XA::readRH()
ClosedCube 0:f0757a25e239 31 {
ClosedCube 0:f0757a25e239 32 return SHT3XA_RH_FORMULA(_pinRH.read());
ClosedCube 0:f0757a25e239 33 }
ClosedCube 0:f0757a25e239 34
ClosedCube 0:f0757a25e239 35 float SHT3XA::readTempC()
ClosedCube 0:f0757a25e239 36 {
ClosedCube 0:f0757a25e239 37 return SHT3XA_TEMPC_FORMULA(_pinT.read());
ClosedCube 0:f0757a25e239 38 }
ClosedCube 0:f0757a25e239 39
ClosedCube 0:f0757a25e239 40 float SHT3XA::readTempF()
ClosedCube 0:f0757a25e239 41 {
ClosedCube 0:f0757a25e239 42 return SHT3XA_TEMPF_FORMULA(_pinT.read());
ClosedCube 0:f0757a25e239 43 }
ClosedCube 0:f0757a25e239 44