Intruder alarm
I want to build an intruder alarm on an ESP32 with an HC-SR501 PIR sensor, a buzzer and an on/off button.
Parts
ESP32-DEVKITC Development Board In stock
HC-SR501 PIR Motion Sensor Module In stock
Active Buzzer Module 3-5V 85dB In stock
Tactile Push Button Switch With Yellow Round Cap In stock
Dupont Jumper Wire Kit (M-M, M-F, F-F, 20cm, 22AWG, ) In stock
USB A to Micro B Cable 1m In stock
Pins, wiring and code
The pin table, the wiring steps and the code for this build are in Soldr. Start this build on Soldr - you can change it before you buy.