diff --git a/libraries/MySensors/examples/SoilMoistSensor/SoilMoistSensor.ino b/libraries/MySensors/examples/SoilMoistSensor/SoilMoistSensor.ino deleted file mode 100644 index 2a2a108..0000000 --- a/libraries/MySensors/examples/SoilMoistSensor/SoilMoistSensor.ino +++ /dev/null @@ -1,65 +0,0 @@ -/** - * The MySensors Arduino library handles the wireless radio link and protocol - * between your home built sensors/actuators and HA controller of choice. - * The sensors forms a self healing radio network with optional repeaters. Each - * repeater and gateway builds a routing tables in EEPROM which keeps track of the - * network topology allowing messages to be routed to nodes. - * - * Created by Henrik Ekblad - * Copyright (C) 2013-2015 Sensnology AB - * Full contributor list: https://github.com/mysensors/Arduino/graphs/contributors - * - * Documentation: http://www.mysensors.org - * Support Forum: http://forum.mysensors.org - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - ******************************* - * - * REVISION HISTORY - * Version 1.0 - Henrik Ekblad - * - * DESCRIPTION - * Example sketch sending soil moisture alarm to controller - * http://www.mysensors.org/build/moisture - */ - -#include -#include - -#define DIGITAL_INPUT_SOIL_SENSOR 3 // Digital input did you attach your soil sensor. -#define INTERRUPT DIGITAL_INPUT_SOIL_SENSOR-2 // Usually the interrupt = pin -2 (on uno/nano anyway) -#define CHILD_ID 0 // Id of the sensor child - -MySensor gw; -MyMessage msg(CHILD_ID, V_TRIPPED); -int lastSoilValue = -1; - -void setup() -{ - gw.begin(); - - // Send the sketch version information to the gateway and Controller - gw.sendSketchInfo("Soil Moisture Sensor", "1.0"); - // sets the soil sensor digital pin as input - pinMode(DIGITAL_INPUT_SOIL_SENSOR, INPUT); - // Register all sensors to gw (they will be created as child devices) - gw.present(CHILD_ID, S_MOTION); -} - -void loop() -{ - // Read digital soil value - int soilValue = digitalRead(DIGITAL_INPUT_SOIL_SENSOR); // 1 = Not triggered, 0 = In soil with water - if (soilValue != lastSoilValue) { - Serial.println(soilValue); - gw.send(msg.set(soilValue==0?1:0)); // Send the inverse to gw as tripped should be when no water in soil - lastSoilValue = soilValue; - } - // Power down the radio and arduino until digital input changes. - gw.sleep(INTERRUPT,CHANGE); -} - - diff --git a/libraries/MySensors/examples/SoilMoistSensor/SoilMoistureSensor.ino b/libraries/MySensors/examples/SoilMoistSensor/SoilMoistureSensor.ino new file mode 100644 index 0000000..de99a37 --- /dev/null +++ b/libraries/MySensors/examples/SoilMoistSensor/SoilMoistureSensor.ino @@ -0,0 +1,185 @@ +/** + * The MySensors Arduino library handles the wireless radio link and protocol + * between your home built sensors/actuators and HA controller of choice. + * The sensors forms a self healing radio network with optional repeaters. Each + * repeater and gateway builds a routing tables in EEPROM which keeps track of the + * network topology allowing messages to be routed to nodes. + * + * Created by Henrik Ekblad + * Copyright (C) 2013-2015 Sensnology AB + * Full contributor list: https://github.com/mysensors/Arduino/graphs/contributors + * + * Documentation: http://www.mysensors.org + * Support Forum: http://forum.mysensors.org + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + ******************************* + * + * DESCRIPTION + * + * Arduino soil moisture based on gypsum sensor/resistive sensor to avoid electric catalyse in soil + * Required to interface the sensor: 2 * 4.7kOhm + 2 * 1N4148 + * + * Gypsum sensor and calibration: + * DIY: See http://vanderleevineyard.com/1/category/vinduino/1.html + * Built: Davis / Watermark 200SS + * http://www.cooking-hacks.com/watermark-soil-moisture-sensor?_bksrc=item2item&_bkloc=product + * http://www.irrometer.com/pdf/supportmaterial/sensors/voltage-WM-chart.pdf + * cb (centibar) http://www.irrometer.com/basics.html + * 0-10 Saturated Soil. Occurs for a day or two after irrigation + * 10-20 Soil is adequately wet (except coarse sands which are drying out at this range) + * 30-60 Usual range to irrigate or water (except heavy clay soils). + * 60-100 Usual range to irrigate heavy clay soils + * 100-200 Soil is becoming dangerously dry for maximum production. Proceed with caution. + * + * Connection: + * D6, D7: alternative powering to avoid sensor degradation + * A0, A1: alternative resistance mesuring + * + * Based on: + * "Vinduino" portable soil moisture sensor code V3.00 + * Date December 31, 2012 + * Reinier van der Lee and Theodore Kaskalis + * www.vanderleevineyard.com + * Contributor: epierre +**/ + +// Copyright (C) 2015, Reinier van der Lee +// www.vanderleevineyard.com + +// This program 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 +// any later version. + +// This program 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. + +#include // Conversion equation from resistance to % +#include +#include + +// Setting up format for reading 3 soil sensors +#define NUM_READS 10 // Number of sensor reads for filtering +#define CHILD_ID 0 + +MySensor gw; // Arduino initialization +MyMessage msg(CHILD_ID, V_LEVEL); +unsigned long SLEEP_TIME = 30000; // Sleep time between reads (in milliseconds) + +long buffer[NUM_READS]; +int index; + +typedef struct { // Structure to be used in percentage and resistance values matrix to be filtered (have to be in pairs) + int moisture; + long resistance; +} values; + +const long knownResistor = 4700; // Constant value of known resistor in Ohms + +int supplyVoltage; // Measured supply voltage +int sensorVoltage; // Measured sensor voltage + +values valueOf[NUM_READS]; // Calculated moisture percentages and resistances to be sorted and filtered + +int i; // Simple index variable + +void setup() { + // initialize serial communications at 9600 bps: + Serial.begin(115200); + gw.begin(); + gw.sendSketchInfo("Soil Moisture Sensor Reverse Polarity", "1.0"); + gw.present(CHILD_ID, S_HUM); + // initialize the digital pins as an output. + // Pin 6,7 is for sensor 1 + // initialize the digital pin as an output. + // Pin 6 is sense resistor voltage supply 1 + pinMode(6, OUTPUT); + + // initialize the digital pin as an output. + // Pin 7 is sense resistor voltage supply 2 + pinMode(7, OUTPUT); + + +} + +void loop() { + + measure(1,6,7,1); + Serial.print ("\t"); + Serial.println (average()); + long read1 = average(); + + measure(1,7,6,0); + Serial.print ("\t"); + Serial.println (average()); + long read2= average(); + + long sensor1 = (read1 + read2)/2; + + Serial.print ("resistance bias =" ); + Serial.println (read1-read2); + Serial.print ("sensor bias compensated value = "); + Serial.println (sensor1); + Serial.println (); + + //send back the values + gw.send(msg.set((long int)ceil(sensor1))); + // delay until next measurement (msec) + gw.sleep(SLEEP_TIME); +} + +void measure (int sensor, int phase_b, int phase_a, int analog_input) +{ + // read sensor, filter, and calculate resistance value + // Noise filter: median filter + + for (i=0; i= NUM_READS) index = 0; +} + +long average(){ + long sum = 0; + for (int i = 0; i < NUM_READS; i++){ + sum += buffer[i]; + } + return (long)(sum / NUM_READS); +}