thermocouple

src/thermovouple.cpp

@@ -0,0 +1,43 @@
+#include <Arduino.h>
+
+#define PIN_LED 13
+#define PIN_TEMP1 14
+
+#define AD8495_REF 1.365f
+#define AD8495_RES 0.005f
+
+void setup() {
+	/* Debug LED */
+	pinMode(PIN_LED, OUTPUT);
+	digitalWrite(PIN_LED, 0);
+
+	/* Analog input */
+	pinMode(PIN_TEMP1, INPUT);
+	analogReadRes(12);
+
+	/* Begin serial interface */
+	Serial.begin(115200);
+}
+
+void loop() {
+	/* Blink */
+	digitalWrite(PIN_LED, 0);
+	delay(500);
+	digitalWrite(PIN_LED, 1);
+	delay(500);
+
+	/* Read temperature */
+	uint16_t raw = analogRead(PIN_TEMP1);
+	
+	/* Convert to degrees */
+	float Vout = raw * 3.3f / 4096;
+	float Tmj = (Vout - AD8495_REF) / AD8495_RES;
+
+	/* Send over serial */
+	Serial.print("RAW = ");
+	Serial.print(raw);
+	Serial.print(", TEMP = ");
+	Serial.print(Tmj);
+	Serial.print("\n");
+}
+