117 lines
3.9 KiB
C++
117 lines
3.9 KiB
C++
/*
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Copyright (C) 2012 Nathanaël Restori
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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*/
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#include <SD.h>
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#include <Wire.h>
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#include "BMP085.h"
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#include "Chronodot.h"
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#include "DHT.h"
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#include "TSL2561.h"
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#define TIMING 1000 // milliseconds
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#define DHTPIN 2
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#define DHTTYPE DHT22
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#define SDPIN 4
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BMP085 bmp;
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DHT dht(DHTPIN, DHTTYPE);
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TSL2561 tsl(TSL2561_ADDR_FLOAT);
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Chronodot chronodot;
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File file;
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void setup() {
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Serial.begin(9600);
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//----- SD Card
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Serial.println("INIT SD Card");
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if (!SD.begin(4)) {
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Serial.println("FAILED");
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return;
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}
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Serial.println("DONE");
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//----- Sensors
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Serial.println("INIT Sensors");
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bmp.begin();
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chronodot.begin();
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dht.begin();
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tsl.begin();
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// You can change the gain on the fly, to adapt to brighter/dimmer light situations
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//tsl.setGain(TSL2561_GAIN_0X); // set no gain (for bright situtations)
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tsl.setGain(TSL2561_GAIN_16X); // set 16x gain (for dim situations)
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// Changing the integration time gives you a longer time over which to sense light
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// longer timelines are slower, but are good in very low light situtations!
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tsl.setTiming(TSL2561_INTEGRATIONTIME_13MS); // shortest integration time (bright light)
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//tsl.setTiming(TSL2561_INTEGRATIONTIME_101MS); // medium integration time (medium light)
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//tsl.setTiming(TSL2561_INTEGRATIONTIME_402MS); // longest integration time (dim light)
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if (!SD.exists("data.tsv")) {
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file = SD.open("data.tsv", FILE_WRITE);
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if (file) {
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Serial.print("Creating data.tsv");
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file.println("#Time\t\tT [°C]\tP [Pa]\tAlt [m]\tHr [%]\tLx [lux]");
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file.close();
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Serial.println("DONE");
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} else {
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Serial.println("Error opening data.tsv");
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}
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}
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}
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void loop() {
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float temperature = bmp.readTemperature();
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int32_t pressure = bmp.readPressure();
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float altitude = bmp.readAltitude();
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float humidity = dht.readHumidity();
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uint32_t lum = tsl.getFullLuminosity();
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uint16_t lightIr = lum >> 16;
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uint16_t lightFull = lum & 0xFFFF;
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DateTime time = chronodot.now();
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file = SD.open("data.tsv", FILE_WRITE);
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if (file) {
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Serial.print("Writing to data.tsv...");
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file.print(time.year()); file.print("-"); file.print(time.month()); file.print("-"); file.print(time.day()); file.print(" "); file.print(time.hour()); file.print(":"); file.print(time.minute()); file.print(":"); file.print(time.second()); file.print("\t");
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file.print(temperature); file.print("\t");
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file.print(pressure); file.print("\t");
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file.print(altitude); file.print("\t");
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file.print(humidity); file.print("\t");
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file.println(tsl.calculateLux(lightFull, lightIr));
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file.close();
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Serial.println("DONE");
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} else {
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Serial.println("Error opening data.tsv");
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}
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delay(TIMING);
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}
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