MAX6675 K-TYPE Thermocouple 0C-800C

Description:

MAXIM MAX6675 is an American company with a cold junction compensation, linearity correction, thermocouple break detection ADC Serial K-type thermocouple, its temperature resolution capability is 0. 25 Degree, cold junction compensation range - 20 ~ + 80 Degree, wide operating voltage range 3. 0 ~ 5. 5V

• Operating voltage: 3. 0 ~ 5. 5V
• Internal integrated cold junction compensation circuit;
• With a simple three serial interface;
• Temperature signal can be converted into 12-bit digital
• Temperature resolution of: 0. 25 Degree;
• Cold junction compensation range: - 20 ~ + 80 Degree,
• Embedded thermocouple break detection circuitry.
• Using SPI 3 wire communication
• K-type temperature probe
• Type K temperature range 0-800 degrees

DEMO CODE:

#include "max6675.h"

int thermoDO = 2;  //он же SO
int thermoCS = 3;
int thermoCLK = 4;  //он же SCK

MAX6675 thermocouple(thermoCLK, thermoCS, thermoDO);

int vccPin = 5;  //пин для питания
int gndPin = 6;  //пин для земли

void setup() {
  Serial.begin(9600);
  //активируем питание и землю
  pinMode(vccPin, OUTPUT); digitalWrite(vccPin, HIGH);
  pinMode(gndPin, OUTPUT); digitalWrite(gndPin, LOW);
  Serial.println("MAX6675 test");
  //ждем стабилизации чипа MAX
  delay(500);
}

void loop() {
  //Выводим показания в монитор порта
  Serial.print("C = ");
  Serial.print(thermocouple.readCelsius());
  Serial.print(";   F = ");
  Serial.println(thermocouple.readFahrenheit());
  delay(300);
}