ascii keyboard
1.This system contains all necessary control and data circuitry to interface with CRT, standard ASCII keyboard, matrix line printer, EPROM programmer, dual single side double density floppy disk drive, cassette tape recorder, etc.
2.In this article, It is introduced how a global ASCII Keyboard succession character entry speed equivalence matrix, which is relative to the code location, is figured out from more than two million experiment data.
4.ASCII:American Standard Code for Information change; a system used to translate keyboard characters into bits.

