This can make it difficult if you want to output full-bitmap graphics on the Apple II – but it is certainly possible. [cybernesto] set about completing this task, and released VBMP on GitHub.

Apple IIGS (GS=Graphics/Sound) Introduced in 1986 and discontinued in 1992, the faster IIGS had better graphics and sound. It ran Apple II software, but required GS software to use the enhanced ...

The documents were written by Apple co-founder Steve Wozniak and included five pages of circuit schematics and notes on sheets of graphic paper, a 12-page handwritten programming instruction guide ...