The circuit reads the temperature from the LM35 sensor, displays the values in the serial monitor, and lights up the corresponding LED: Red LED: Temperature ≥ 30°C; Yellow LED: Temperature ≤ 20°C; ...

According to Microchip Technology Inc.’s datasheet, MCP9808 digital temperature sensor chip converts temperatures between -20°C and +100°C to a digital word with ±0.25°C/±0.5°C (typical/maximum) ... / ...

Arduino IDE: Software environment for writing and uploading the program code. Methodology. Sensor and Arduino Interfacing: o The DHT11 sensor has three essential pins: VCC, GND, and DATA. o The VCC ...

The display screen shows the maximum temperature on the top left, the minimum temperature on the top right, and the current temperature on the next line underneath. The Code /* Handheld Digital ...

– The MCP9800 temperature sensor is used for cold junction compensation. – The MCP3424 analog-to-digital converter measures the voltage produced by each thermocouple. – The DS3231 real time ...