The Apple IIc monitor (A2M4043) mentioned in the question takes a composite video signal. Some older laptops and graphics cards output composite or S-Video either directly or through a breakout cable. ...
All the Apple //c machines from September 1986 onward have an additional 34-pin header on the motherboard designed for memory expansion boards. Apple offered their own expansion board which support up ...
So how does one switch between the two banks of ROM, and to where is the second bank mapped?
They used $C028, one of the 'reserved' $C02x region (*1). With the IIc ROM "1" it became "Toggle between ...
After hitting reset, try typing CALL -151, and then typing each of the following at the monitor prompt on a line by itself:
Creating a composite signal for a monochrome monitor should be quite easy.
I remember using 4 or 5 resistors to mix green, brightness, HSync and VSync from a 9-pin EGA output to construct a perfectly ...
There are some solutions you could try.
You can search for a monochrome VGA (actually they are multisync monitors.
Search on ebay for an IBM 4707 or an IBM 8503/8504 for that 90s look. While you are ...