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PPI for keyboard

A project log for MSX COMPATIBLE BOARDS FOR RC2014

Create a series of boards designed for the RC2014 bus to achieve MSX/MSX2 compatiblity

dean-nethertonDean Netherton 11/05/2020 at 11:120 Comments

The keyboard requires a 82c55 PPI board to drive the scan rows and columns.

Its a faily simple design.

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