From 32807426564a9b8c68a8b83ae93859b6e31b48e5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Xose=20P=C3=A9rez?= Date: Mon, 9 Apr 2018 15:17:43 +0200 Subject: [PATCH] TMP36 temperature analog sensor support --- README.md | 6 +-- code/espurna/config/sensors.h | 37 +++++++++++++---- code/espurna/sensor.ino | 7 ++++ code/espurna/sensors/TMP36Sensor.h | 66 ++++++++++++++++++++++++++++++ 4 files changed, 104 insertions(+), 12 deletions(-) create mode 100644 code/espurna/sensors/TMP36Sensor.h diff --git a/README.md b/README.md index 3ca862b8..cf273805 100644 --- a/README.md +++ b/README.md @@ -4,9 +4,9 @@ ESPurna ("spark" in Catalan) is a custom firmware for ESP8285/ESP8266 based smar It uses the Arduino Core for ESP8266 framework and a number of 3rd party libraries. [![version](https://img.shields.io/badge/version-1.12.6a-brightgreen.svg)](CHANGELOG.md) -![branch](https://img.shields.io/badge/branch-dev-orange.svg) -[![travis](https://travis-ci.org/xoseperez/espurna.svg?branch=dev)](https://travis-ci.org/xoseperez/espurna) -[![codacy](https://img.shields.io/codacy/grade/c9496e25cf07434cba786b462cb15f49/dev.svg)](https://www.codacy.com/app/xoseperez/espurna/dashboard) +![branch](https://img.shields.io/badge/branch-sensors-orange.svg) +[![travis](https://travis-ci.org/xoseperez/espurna.svg?branch=sensors)](https://travis-ci.org/xoseperez/espurna) +[![codacy](https://img.shields.io/codacy/grade/c9496e25cf07434cba786b462cb15f49/sensors.svg)](https://www.codacy.com/app/xoseperez/espurna/dashboard) [![license](https://img.shields.io/github/license/xoseperez/espurna.svg)](LICENSE)
[![donate](https://img.shields.io/badge/donate-PayPal-blue.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=xose%2eperez%40gmail%2ecom&lc=US&no_note=0¤cy_code=EUR&bn=PP%2dDonationsBF%3abtn_donate_LG%2egif%3aNonHostedGuest) diff --git a/code/espurna/config/sensors.h b/code/espurna/config/sensors.h index 5ba9f7c3..89d649c3 100644 --- a/code/espurna/config/sensors.h +++ b/code/espurna/config/sensors.h @@ -109,6 +109,7 @@ #define SENSOR_AM2320_ID 0x19 #define SENSOR_GUVAS12SD_ID 0x20 #define SENSOR_CSE7766_ID 0x21 +#define SENSOR_TMP36_ID 0x22 //-------------------------------------------------------------------------------- // Magnitudes @@ -514,6 +515,20 @@ #define I2C_SUPPORT 1 #endif +//------------------------------------------------------------------------------ +// TMP36 analog temperature sensor +// Enable support by passing TMP36_SUPPORT=1 build flag +//------------------------------------------------------------------------------ + +#ifndef TMP36_SUPPORT +#define TMP36_SUPPORT 1 +#endif + +#if TMP36_SUPPORT +#undef ADC_VCC_ENABLED +#define ADC_VCC_ENABLED 0 +#endif + //------------------------------------------------------------------------------ // V9261F based power sensor // Enable support by passing SI7021_SUPPORT=1 build flag @@ -582,7 +597,7 @@ || EMON_ANALOG_SUPPORT || EVENTS_SUPPORT || HLW8012_SUPPORT \ || MHZ19_SUPPORT || PMSX003_SUPPORT || SHT3X_I2C_SUPPORT \ || SI7021_SUPPORT || V9261F_SUPPORT || AM2320_SUPPORT \ - || GUVAS12SD_SUPPORT || CSE7766_SUPPORT + || GUVAS12SD_SUPPORT || CSE7766_SUPPORT || TMP36_SUPPORT #define SENSOR_SUPPORT 1 #else #define SENSOR_SUPPORT 0 @@ -701,6 +716,10 @@ PROGMEM const char* const magnitude_units[] = { #include "../sensors/BaseSensor.h" +#if AM2320_SUPPORT + #include "../sensors/AM2320Sensor.h" +#endif + #if ANALOG_SUPPORT #include "../sensors/AnalogSensor.h" #endif @@ -751,6 +770,10 @@ PROGMEM const char* const magnitude_units[] = { #include "../sensors/EventSensor.h" #endif +#if GUVAS12SD_SUPPORT + #include "../sensors/GUVAS12SDSensor.h" +#endif + #if HLW8012_SUPPORT #include #include "../sensors/HLW8012Sensor.h" @@ -780,17 +803,13 @@ PROGMEM const char* const magnitude_units[] = { #include "../sensors/SHT3XI2CSensor.h" #endif +#if TMP36_SUPPORT + #include "../sensors/TMP36Sensor.h" +#endif + #if V9261F_SUPPORT #include #include "../sensors/V9261FSensor.h" #endif -#if AM2320_SUPPORT - #include "../sensors/AM2320Sensor.h" -#endif - -#if GUVAS12SD_SUPPORT - #include "../sensors/GUVAS12SDSensor.h" -#endif - #endif // SENSOR_SUPPORT diff --git a/code/espurna/sensor.ino b/code/espurna/sensor.ino index 487c947c..f27d2717 100644 --- a/code/espurna/sensor.ino +++ b/code/espurna/sensor.ino @@ -484,6 +484,13 @@ void _sensorLoad() { } #endif + #if TMP36_SUPPORT + { + TMP36Sensor * sensor = new TMP36Sensor(); + _sensors.push_back(sensor); + } + #endif + #if V9261F_SUPPORT { V9261FSensor * sensor = new V9261FSensor(); diff --git a/code/espurna/sensors/TMP36Sensor.h b/code/espurna/sensors/TMP36Sensor.h new file mode 100644 index 00000000..ba7fe19e --- /dev/null +++ b/code/espurna/sensors/TMP36Sensor.h @@ -0,0 +1,66 @@ +// ----------------------------------------------------------------------------- +// Analog Sensor (maps to an analogRead) +// Copyright (C) 2017-2018 by Xose Pérez +// ----------------------------------------------------------------------------- + +#if SENSOR_SUPPORT && TMP36_SUPPORT + +#pragma once + +#include "Arduino.h" +#include "BaseSensor.h" + +class TMP36Sensor : public BaseSensor { + + public: + + // --------------------------------------------------------------------- + // Public + // --------------------------------------------------------------------- + + TMP36Sensor(): BaseSensor() { + _count = 1; + _sensor_id = SENSOR_TMP36_ID; + } + + // --------------------------------------------------------------------- + // Sensor API + // --------------------------------------------------------------------- + + // Initialization method, must be idempotent + void begin() { + pinMode(0, INPUT); + _ready = true; + } + + // Descriptive name of the sensor + String description() { + return String("TMP36 @ TOUT"); + } + + // Descriptive name of the slot # index + String slot(unsigned char index) { + return description(); + }; + + // Address of the sensor (it could be the GPIO or I2C address) + String address(unsigned char index) { + return String("0"); + } + + // Type for slot # index + unsigned char type(unsigned char index) { + if (index == 0) return MAGNITUDE_TEMPERATURE; + return MAGNITUDE_NONE; + } + + // Current value for slot # index + double value(unsigned char index) { + if (index == 0) return (double) analogRead(0) * 100 * (3.3 / 1024) - 50; + return 0; + } + + +}; + +#endif // SENSOR_SUPPORT && TMP36_SUPPORT