Rtc & cmos ram map – PSB Speakers PSB-1688LF M1 User Manual

Page 88

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Appendix B Technical Summary

Page: B-4

PSB-1688LF USER

S MANUAL

RTC & CMOS RAM MAP

CODE ASSIGNMENT

00 Seconds
01 Second

alarm

02 Minutes
03 Minutes

alarm

04 Hours
05 Hours

alarm

06

Day of week

07

Day of month

08 Month
09 Year

0A

Status register A

0B

Status register B

0C

Status register C

0D

Status register D

0E

Diagnostic status byte

0F Shutdown

byte

10

Floppy Disk drive type byte

11 Reserve
12

Hard Disk type byte

13 Reserve
14 Equipment

byte

15

Base memory low byte

16

Base memory high byte

17

Extension memory low byte

18

Extension memory high byte

30

Reserved for extension memory low byte

31

Reserved for extension memory high byte

32

Date Century byte

33 Information

Flag

34-3F Reserve

40-7f

Reserved for Chipset Setting Data

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