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Brendan Haines 2017-01-24 22:44:30 -07:00
commit ae12993f55
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Kiln_Controller.ino Normal file
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#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <max6675.h>
#include "Adafruit_MCP23017.h"
int MISO0 = 12;
int CLK0 = 13;
int CS0 = 16;
LiquidCrystal_I2C lcd(0x27, 16, 2);
MAX6675 t0(CLK0, CS0, MISO0);
Adafruit_MCP23017 mcp;
void setup() {
Wire.pins(4,5);
// LCD
lcd.init();
lcd.init();
lcd.backlight();
lcd.setCursor(0,0);
lcd.print("Initializing... ");
// MCP23017 GPIO expander
mcp.begin();
mcp.pinMode(0, OUTPUT);
mcp.digitalWrite(0, HIGH);
delay(100);
mcp.digitalWrite(0, LOW);
// Clear LCD
lcd.setCursor(0,0);
lcd.print(" ");
}
void loop() {
// Get value
lcd.setCursor(0,0);
lcd.print(t0.readFahrenheit());
// LED stuff
lcd.setCursor(0,1);
lcd.print("LED: ON ");
mcp.digitalWrite(0, HIGH);
delay(1000);
lcd.setCursor(0,1);
lcd.print("LED: OFF");
mcp.digitalWrite(0, LOW);
delay(1000);
}