Add support for TSL2561 based light intensity measurement (#150)

* Add support for TSL2561 based light intensity measurement * replace Serial prints with trc, add TSL2561 code to test config * add Adafruit TSL2561 lib to Travis config * avoid multiple definitions and fix missing string constructor in trace
2017-12-30 00:38:19 +01:00
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commit d038ae078b
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+/*  
+  OpenMQTTGateway  - ESP8266 or Arduino program for home automation 
+
+   Act as a wifi or ethernet gateway between your 433mhz/infrared IR signal and a MQTT broker 
+   Send and receiving command by MQTT
+ 
+   This files exposes light level measured by a TSL2651 module
+   Heavily inspired by the driver for the BH1750 light sensor
+
+   Copyright: (c) Chris Broekema
+    
+   This file is part of OpenMQTTGateway.
+   
+   OpenMQTTGateway is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+   
+   OpenMQTTGateway is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+   
+   Connection Schemata:
+   --------------------
+
+   TSL2561 ------> Arduino Uno ----------> ESP8266
+   ==============================================
+   Vcc ---------> 3.3V -----------------> Vu (3.3V)
+   GND ---------> GND ------------------> GND
+   SCL ---------> Pin A5 ---------------> D1
+   SDA ---------> Pin A4 ---------------> D2
+   ADD ---------> N/C (Not Connected) --> N/C (Not Connected)
+
+*/
+#define tsl2561_always true              // if false only send current value if it has changed 
+#define TimeBetweenReadingtsl2561 30000  
+/*----------------------------USER PARAMETERS-----------------------------*/
+/*-------------DEFINE YOUR MQTT PARAMETERS BELOW----------------*/
+#define LUX      "home/LIGHTtoMQTT/lux"
+#define FTCD     "home/LIGHTtoMQTT/ftcd"
+#define WATTSM2  "home/LIGHTtoMQTT/wattsm2"
+
+//Time used to wait for an interval before resending measured values
+unsigned long timetsl2561 = 0;
+//int TSL2561_i2c_addr = 0x37; // Light Sensor I2C Address (Set in Adafruit library)