Overview Both the AM312 and HC-SR505 are miniaturized versions of the classic HC-SR501, designed for applications where board space is limited. They maintain similar functionality while significantly reducing physical footprint. Technical Specifications Comparison Parameter AM312 HC-SR505 Dimensions 10mm × 8mm…

Introduction to HC-SR501 The HC-SR501 is the most widely used Passive Infrared (PIR) sensor module in the electronics hobbyist and prototyping community. This comprehensive guide covers everything you need to know about this sensor, from its physical pinout to advanced…