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8255 PPI chip

138 bytes added, 22:33, 15 September 2010
/* Hardware Expansions with external PPI */
* [[Panda Electronics Communications Interface Unit]] (8bit printer port plus general purpose 8bit I/O port)
* [[Maplin ROM Box|Maplins Amstrad Expansion System (Part 2)]] (6x8bit I/O port, using two PPI chips)
* [[Schneiderware]] Centronics (8bit printer port, using one PPI chip)
* [[Schneiderware]] Uni-PIO (6x8bit I/O port, using two PPI chips)
== Datasheet ==
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