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Dk'tronics Real Time Clock

295 bytes added, 17:47, 3 January 2010
Created page with 'Almost nothing known about this. == Info Fragment == Reportedly: DK-Tronics RTC module used a Z80-PIO chip to address the RTC itself as Port A of the PIO, with a 9-pin user i/…'
Almost nothing known about this.

== Info Fragment ==

Reportedly: DK-Tronics RTC module used a Z80-PIO chip to address the RTC itself
as Port A of the PIO, with a 9-pin user i/o port as Port B.

== I/O Ports ==

FBE0..FBE3 Dk'tronics Real Time Clock
FBE8 Dk'tronics Real Time Clock
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