initial commit

Kiln_Controller.ino

@@ -0,0 +1,51 @@
+#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);
+  
+}