The PPI 8255
( of the MZ-700 )
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This is the MZ-700's Programmable Peripheral Interface ( PPI ). It controls the keyboard, tape recorder, sound, clock interrupt, and the cursor. PPI 8255
Download 82C55 technical data sheet ( PDF, 326 KB ) Read the General Overview of the PPI 8255 Read details about the scope of the 8255 in the MZ-700 ( including tape recorder ) |
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