DHT22 Sketch for Pinoccio Scout

dht_test.ino

// Working DHT 22 sketch for Pinoccio

#include <SPI.h>
#include <Wire.h>
#include <Scout.h>
#include <Shell.h>
#include <GS.h>
#include <bitlash.h>
#include <lwm.h>
#include <js0n.h>

extern "C" {
  #include "key/key.h"
  #include "util/memdebug.h"
  #include "util/StringBuffer.h"
}

#include "dht.h"

#define DHT22_PIN 4

dht odht;


void setup() {
//  Serial.begin(115200);
  Scout.setup();
  
  // Add Bitlash functions
  addBitlashFunction("dht22.temperature", (bitlash_function)temperature);
  addBitlashFunction("dht22.humidity", (bitlash_function)humidity);
  addBitlashFunction("dht22.report", (bitlash_function)reportToHQ);
}

void loop() {
  Scout.loop();

}

// Bitlash function to retrieve temperature
numvar temperature(void){
  // Read DHT Values  
  odht.read(DHT22_PIN);
  return (numvar)odht.temperature;
}

// Bitlash function to retrieve humidity
numvar humidity(void){
  // Read DHT Values  
  odht.read(DHT22_PIN);
  return (numvar)odht.humidity;
}

static numvar reportToHQ(void){
  // Report temperature and humidity to HQ
  odht.read(DHT22_PIN);
  Serial.println(odht.temperature);
  Serial.println(odht.humidity);
  char buf[64];
  sprintf(buf, "{\"dht22.temperature\":%i, \"dht22.humidity\":%i}", (int)odht.temperature, (int)odht.humidity);
  Shell.eval("hq.report", "dht22", buf);
  speol(buf);
  
  return 1; 
}