Mini Base Board for Raspberry Pi Compute Module 4, with RTC This is the base IO board for the 4th generation of the Raspberry Pi Compute Module. With a special 40-pin LCD connector, it is also easier and quicker to integrate into projects. Technical data https://elecena.pl/product/24436333/23228-raspberry-pi-compute-module-4-mini-base-board-with-rtc-rev-2 2023-11-04 https://elecena.pl/product/24436333/23228-raspberry-pi-compute-module-4-mini-base-board-with-rtc-rev-2 2024-02-13