Serial.print("Temperature: "); Serial.print(temperatureC); Serial.println(" °C");
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| Pin | Label | Description | |-----|-------|-------------| | 1 | VCC | 5V DC input | | 2 | GND | Ground | | 3 | SIG | Signal input (active HIGH: laser ON) | Serial
The YL-105 is a compact, pre-amplified temperature sensor module. At its core is a 10kΩ NTC thermistor – a resistor whose resistance decreases non-linearly as temperature increases. Unlike a bare thermistor, the YL-105 module includes signal conditioning components: yl-105 datasheet