A new thread for those who want to realize this great training tool, the PCB is made with eagle.
I give the first version of KAREN for the programming of the PIC see its thread my 3d boxe
https://www.thingiverse.com/thing:4315778
I handed over this project for the containment box requires. version 2 is in progress the pcb is in manufacture at JLPCB
I would follow up after the test