Arduino/CanGrow/CanGrow.ino

@@ -1,33 +1,9 @@
-/*
- * CanGrow - simply DIY automatic plant grow system (for cannabis).
- * 
- * Pin assignment
- * ==============
- * 
- * D0      - DHT11
- * D1, D2  - I2C
- * D3      - MOSFET Fan
- * D4      - MOSFET Pump
- * D5      - MOSFET Grow LED, PWM
- * 
- */
-
-
 #include <SPI.h>
 #include <Wire.h>
 #include <Adafruit_GFX.h>
 #include <Adafruit_SSD1306.h>
-#include "DHT.h"
-
-uint8_t PINdht = D3;
-uint8_t PINfan = 3;
-uint8_t PINpump = 4;
-uint8_t PINled = 5;
 
 #define WIRE Wire
-#define DHTTYPE DHT11
-
-
 
 Adafruit_SSD1306 display = Adafruit_SSD1306(128, 32, &WIRE);
 // 'CanGrow_Logo', 128x32px
@@ -73,22 +49,15 @@ const unsigned char* bmpallArray[1] = {
 };
 
 
-// I2C moisture sensor measurements
 // soil moisture value
-int chirpMoisture; 
-int chirpMoistureOld = 0 ;
+int soilMoisture; 
+int soilMoistureOld = 0 ;
 // temp value from i2c sensor
-int chirpTemp;
-int chirpTempOld = 0;
+int temp1Val;
+int temp1ValOld = 0;
 // light intensity value 
-int chirpLight;
-int chirpLightOld = 0;
-
-// DHT measurements
-float dhtTemp;
-float dhtHumidity;
-
-DHT dht(PINdht, DHTTYPE); 
+int lightVal;
+int lightValOld = 0;
 
 void writeI2CRegister8bit(int addr, int value) {
   Wire.beginTransmission(addr);
@@ -113,28 +82,23 @@ void setup() {
   writeI2CRegister8bit(0x20, 6); //reset
   display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // Address 0x3C for 128x32
 
-  pinMode(PINdht, INPUT);
-  dht.begin();
+  display.display();
+  delay(1000);
 
   display.clearDisplay();
   display.display();
 
   display.drawBitmap(0, 0, bmpCanGrow_Logo, 128, 32, WHITE);
   display.display();
-  delay(2500);
-
-  display.clearDisplay();
-  display.display();
+  delay(5000);
 
   display.setTextSize(1);
-  display.setTextColor(SSD1306_WHITE, SSD1306_BLACK);
+  display.setTextColor(SSD1306_WHITE);
 }
 
 void loop() {
-  chirpMoisture = readI2CRegister16bit(0x20, 0);
+  soilMoisture = readI2CRegister16bit(0x20, 0);
   
-/*  
- *   Test for refresh one value. Test read i2c values
   Serial.print(readI2CRegister16bit(0x20, 0)); //read capacitance register
   Serial.print(", ");
   Serial.print(readI2CRegister16bit(0x20, 5)); //temperature register
@@ -147,33 +111,16 @@ void loop() {
 
   display.setCursor(73,0);
   display.setTextColor(SSD1306_BLACK);
-  display.print(chirpMoistureOld);
+  display.print(soilMoistureOld);
   display.display();
 
+  delay(800);
   
   display.setCursor(73,0);
   display.setTextColor(SSD1306_WHITE);
-  display.println(chirpMoisture);
-  float chirpMoistureF = chirpMoisture / 10;
-  display.print(chirpMoisture);
-  chirpMoistureOld = chirpMoisture;
-  */
+  display.print(soilMoisture);
+  soilMoistureOld = soilMoisture;
   
- 
-  display.setCursor(0,0);
-  display.print("I2C: ");
-  display.print(readI2CRegister16bit(0x20, 0));
-  display.print(", ");
-  display.print(readI2CRegister16bit(0x20, 5));
-  display.print(", ");
-  display.print(readI2CRegister16bit(0x20, 5));
-  writeI2CRegister8bit(0x20, 3); //request light measurement 
-  display.println(readI2CRegister16bit(0x20, 4));
-  
-  display.print("DHT11: ");
-  display.print(dht.readTemperature());
-  display.print(", ");
-  display.print(dht.readHumidity());
   //display.println(readI2CRegister16bit(0x20, 0));
   display.display();