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6FLOPPY DISK (SMC CHIP).
7 PARALLEL port 1.
8 RTC clock.
9Available.
10Available.
11Available.
12PS/2 Mouse.
13MATH coprocessor.
14Onboard HARD DISK (IDE1) channel.
15Onboard HARD DISK (IDE1) channel.
A-5 RTC & CMOS RAM MAP
RTC & CMOS:
00 Seconds.
01Second alarm.
02Minutes.
03Minutes alarm.
04Hours.
05Hours alarm.
06Day of week.
07Day of month.
08Month.
09Year.
0A Status register A.
0B Status register B.
0C Status register C.
0D Status register D.
0E Diagnostic status byte.
0F Shutdown byte.
10FLOPPY DISK drive type byte.
11Reserve.
12HARD DISK type byte.
13Reserve.
14Equipment type.
15Base memory low byte.
