On Sat, Jan 17, 2015 at 9:22 PM, Randy Dawson <rdawson16 at hotmail.com> wrote: > Later found their video chip 9918 Speaking of which, does anyone have the data sheet and/or user manual for the original TMS9918, *NOT* the improved 9918A? All my internet searches that turn up 9918 without an A suffix are in fact actually for the A part.