- 4-digit 7-segment led display with common cathode (common anode is not supported).
- Eight ~100 Ohm resistors.
- Any wire to make 12 connections.
- PCB or prototype board - eventually without it...
- DB25 male connector - or simply put wires into lpt socket...
LPT PIN NUM ------ display 1 (STROBE) Cathodes - digit 1 (pin 12) 14 (AUTO FEED) Cathodes - digit 2 (pin 9) 16 (INIT) Cathodes - digit 3 (pin 8) 17 (SELECT) Cathodes - digit 4 (pin 6) 2 (D0) A 3 (D1) B 4 (D2) C 5 (D3) D 6 (D4) E 7 (D5) F 8 (D6) G 9 (D7) Dot
GPL V2 - included with repository in text format.
7-segment-4-digit-red-12-pin-pinout-1.jpg - this schema was taken from mklec.com and I'm not owner of it.