Composite video PCB working

Last Updated or created 2022-11-08 UPDATE 20221108 There are some duplicate characters, the input device below does not have a proper debounce method. No need to fix the debounce, the dipswitches are temporary. This will be controlled by the VIA 6522 chip. UPDATE 20221108 (Connected to second VIA) Control codes as from : http://searle.x10host.com/MonitorKeyboard/index.html