Commodore Plus/4 | Having fun with User Port I/O lines

Commodore Plus/4 User Port I/O lines Can we use 8 available I/O lines on User Port as general GPIO pins for some IoT project?

Code and schematics: https://github.com/josipk/Plus4_IO_lines Protoboard PCB: https://github.com/josipk/Plus4_IO_li...

0:00 - Intro 0:50 - Talk about Commodore Plus/4 User Port 3:25 - Change state of I/O lines with POKE 5:45 - Examples using BASIC 7:36 - Assembly programming via tedmon 9:00 - Examples written in assembly 10:26 - Power Leds in random order 11:13 - User Port Protoboard, PCB and Schematics

Music in this video: She No Dull Beat, Nana Kwabena