SM0038 Photo Module for PCM Remote Control System (38kHz) The principle of this setup is somewhat simple and self-explanatory. In this circuit, the infrared emitter IRED1 is modulated by connecting ...

25 thoughts on “ The No-Parts Temperature Sensor In Your Arduino ” Edward Mallon says: February 26, 2019 at 4:15 pm Nooooo ... to control a fan than anything else.