// this example is public domain. enjoy! // https://learn.adafruit.com/thermocouple/ #include "max6675.h" #include "BluetoothSerial.h" #if !defined(CONFIG_BT_ENABLED) || !defined(CONFIG_BLUEDROID_ENABLED) #error Bluetooth is not enabled! Please run `make menuconfig` to and enable it #endif BluetoothSerial SerialBT; int thermoDO = 4; int thermoCS = 16; int thermoCLK = 17; MAX6675 thermocouple(thermoCLK, thermoCS, thermoDO); void setup() { Serial.begin(115200); SerialBT.begin("ESP32test"); // wait for MAX chip to stabilize delay(500); } void loop() { // basic readout test, just print the current temp Serial.print(round(thermocouple.readCelsius())); Serial.println(""); SerialBT.print("x:"); SerialBT.println(round(thermocouple.readCelsius())); // SerialBT.println(";"); // For the MAX6675 to update, you must delay AT LEAST 250ms between reads! delay(1000); }