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@UNSWmir UNSWmir/rainGauge.ino
Last active May 1, 2018

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#include <readiness_io.h>
#include <Ticker.h>
#include "config.h"
const int LED_PIN = 0; // The pin connecting the LED (D3)
const int INTERRUPT_PIN = 14; // The pin connect the test button (D5)
const int RAIN_PIN = 5; // The pin connect the tipping bucket sensor (D1)
volatile double RAIN_HEIGHT = 0; // variable for storing the rain_height
volatile byte interrupt = 0;
readiness_io client(CHANNEL_ID, TOPIC, SENSOR_ID, VERSION, FORMAT);
Ticker timer;
/* Interrupt for counting the number of clicks of the rain gauge */
void rainInterrupt() {
RAIN_HEIGHT += BUCKETTIP_HEIGHT; // takes the current rain height and add the amount of the bucket
Serial.print("Curent Rain Height Collected (mm): ");
Serial.println(RAIN_HEIGHT);
}
void pushButtonInterrupt() {
interrupt++;
}
/* Interrupt timer for sending data to the Readiness.io server */
void timerInterrupt(){
interrupt++;
}
void setup() {
pinMode(LED_PIN, OUTPUT);
pinMode(BUILTIN_LED, OUTPUT);
digitalWrite(BUILTIN_LED, HIGH); // internal LED is switched on when low - so we have to switch it off/
Serial.begin(115200);
Serial.setTimeout(2000);
while(!Serial) { } // Wait for serial to initialize.
Serial.println("Device Started");
Serial.print("Connecting to ");
Serial.println(WIFI_SSID);
client.wifiConnection(WIFI_SSID, WIFI_PASS);
pinMode(RAIN_PIN, INPUT_PULLUP); // Set the interrupt pin for the reed/hall effect
attachInterrupt(digitalPinToInterrupt(RAIN_PIN), rainInterrupt, RISING); // Attach the interrupt.
pinMode(INTERRUPT_PIN, INPUT_PULLUP); // Set the interrupt pin for the pushbutton (optional)
attachInterrupt(digitalPinToInterrupt(INTERRUPT_PIN), pushButtonInterrupt, RISING); // Attach the interrupt.
timer.attach(UPDATE_RATE, timerInterrupt);
client.testConnection();
}
void loop() {
if(interrupt>0){
client.publishData(RAIN_HEIGHT);
RAIN_HEIGHT = 0; //reset the rain height
interrupt=0;
digitalWrite(LED_PIN,HIGH); // LED lights up to indicate that it the data is being transmitted
delay(250);
digitalWrite(LED_PIN,LOW);
}
}
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