A key code chart is located in the back of some manuals to correlate keys to key codes and vice versa. ... on keyboard programmables, for example, because the entire sequence for calculating can be stored in the program memory. ... Other ways of correcting mistakes are also possible, (some units) LED (light emitting diode) display a LED displays as used in calculators have eight or more digits and areanbsp;...
|Author||:||Charles J. Sippl, Roger J. Sippl|
|Publisher||:||Matrix Publishers, Incorporated - 1978|