Friday, June 14, 2024

The TI-99/4A 

Computer      TI-99/4A
Manufacturer  Texas Instruments

Media         ROM, cartridge, cassette, floppy disk

CPU           TMS9900 @ 3 MHz 16-bit

Memory        16 KB RAM default - can add 32k memory expansion
              256 bytes scratchpad RAM
              Despite having a 16-bit processor, standard TI can not use 64K or more of memory
              There are alterations to the TI that allow this.

Graphics      TMS9918A, TMS9918ANL 

Sound         TMS9919, later SN94624
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