2 layers129 × 105.3 mm

PCB alarm system internal pullup
TheMipmap/ESP32-Alarm-Notifier
An ESP32-based system for monitoring 24V alarm signals using optocouplers.
12 partsMIT
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

TheMipmap/ESP32-Alarm-Notifier
An ESP32-based system for monitoring 24V alarm signals using optocouplers.