This Arduino Code serves as a simplified detector for Baby Crying using digital inputs with only two modules LM393. First LM393 Module (Crying Detection), the module sound threshold is set to high, in ...

A model of a utopian traffic system was designed using Arduino as the microcontroller, LDR, LM393 sound detection sensor module and HW-201 1R sensor. Sensors used: HW-201 infrared (IR) sensor, Light ...