Sharp EL-8: Difference between revisions

Jump to navigation Jump to search
108 bytes added ,  21:32, 14 July 2022
m
no edit summary
mNo edit summary
mNo edit summary
Line 9: Line 9:


== Internal design ==
== Internal design ==
The calculator uses 2 PCBs internally, one is the logic board, and the other is for the display and power supply, both seat into a card-edge connector mounted to the keypad assembly.
The calculator uses 3 PCBs internally, one for the logic, one for the display, and another for the power supply, the logic board and display board slotinto a card-edge connector mounted to the keypad assembly, with the power board being connected to the display board via a wired connector.


The calculator uses a [[reed switches|reed-switch]] keypad, [[:Category:VFD|Vacuum Fluorescent Displays]] (8x Itron [[Itron DG10L|DG10:]] and 1x Itron [[Itron SP-8A|SP-8A]]), and 9 [https://en.wikipedia.org/wiki/Integrated_circuit Integrated Circuits], the [[Rockwell]] [[Rockwell DC1152|DC1152]], and the [[Rockwell NRD2256|NRD2256]].
The calculator uses a [[reed switches|reed-switch]] keypad, [[:Category:VFD|Vacuum Fluorescent Displays]] (8x Itron [[Itron DG10L|DG10:]] and 1x Itron [[Itron SP-8A|SP-8A]]), and 9 [https://en.wikipedia.org/wiki/Integrated_circuit Integrated Circuits], the [[Rockwell]] [[Rockwell DC1152|DC1152]], and the [[Rockwell NRD2256|NRD2256]].
224

edits

Navigation menu