Sharp EL-8: Difference between revisions

Sharp EL-8 (edit)

160 bytes added , 19:49, 15 July 2022

update chips used, fix typos

224

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 == Internal design ==
-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 3 PCBs internally, one for the logic, one for the display, and another for the power supply, the logic board and display board slot into a card-edge connector mounted to the keypad assembly, with the power board being connected to the display board via a wired connector and mounted with screws.
-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|DG10L]] and 1x Itron [[Itron SP-8A|SP-8A]]), and 9 [https://en.wikipedia.org/wiki/Integrated_circuit Integrated Circuits], the [[Rockwell]] [[Rockwell AC2261|AC2261]], [[Rockwell AU2271|AU2271B]], [[Rockwell DC1152|DC1152A]], [[Rockwell NRD2256|NRD2256]], the [[Hitachi]] [[Hitachi HD3121|HD3121]], and the [[NEC]] [[NEC UPD190C|μPD190C]].
 == Gallery ==