Rainbow-electronics W90P710CDG Bedienungsanleitung PDF herunterladen (Seite 427)

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W90P710CD/W90P710CDG

Publication Release Date: September 19, 2006

- 427 - Revision B2

BITS DESCRIPTIONS

[31:0]

INIR

INIR [31:0]:

The INIR register is used to replace hardware reset circuit. User must

write INIR as “0xa5eb_1357” after RTC is power on.

INIR [0]:

R/W. Once RTC INIR has been written, user can access this bit to find

out whether RTC reset signal is pulled high.

RTC Access Enable Register (RTC_AER)

RTC_AER 0xFFF8_4004 R/W RTC Access Enable Register 0X0000_0000

31 30 29 28 27 26 25 24

Reserved

23 22 21 20 19 18 17 16

Reserved AER[16]

15 14 13 12 11 10 9 8

AER[15:8]

7 6 5 4 3 2 1 0

AER[7:0]

BITS DESCRIPTIONS

[31:17]

Reserved

[16:0]

AER

AER [16]: Read only

1 = RTC register write enable

0 = RTC register write disable

AER[15:0]: Write only

RTC register write enable/disable password

0xa965 = write enable

0x0000 = write disable

1 2 ... 422 423 424 425 426 427 428 429 430 431 432 ... 551 552

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