Changes
RTC
,/* Usage in CPCs */
FD14h SYMBiFACE II Real Time Clock - DS1287A RTC Data (R/W)
FD15h SYMBiFACE II Real Time Clock - DS1287A RTC Index (W)
----
Usage in [[Dk'tronics Real Time Clock]]:
Uses unknown I/O addresses.
Usage in [[Aleste 520EX - I/O Ports]]:
Uses a russian KR512WI1 chip (which is, according to the Aleste's
Manual) compatible to western MC146818 chips.
Connects to the PPI. PPI Port A=Data bus, PPI Port C=Control.
In the Aleste's Ext Port, the RTC must be enabled, and PSG and 8253 must be disabled.
== RTC Registers ==
