Dk'tronics Real Time Clock
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Revision as of 13:47, 3 January 2010 by Nocash (Talk | contribs) (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
