Atari 1200XL

Figure 1-4. 6502 (Modified) CPU Pin Assignments
Alphanumeric Television Interface Controller (The ANTIC Display Processor
The ANTIC Display Processor is a custom display microprocessor with an instruction set
customized for graphics generation. It also has the ability to control bus and RAM REFRESH.
Figure 1-5 is an illustration of the ANTIC Display Processor pin assignmens.
1200XL Home Computer
Field Service Manual 1-6