PC87591L datasheet(366/437 Pages) NSC

366 / 437 page

Host-Controlled Modules and Host Interface (Continued)

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366

Revision 1.07

Hours Alarm Register (HORA)

Location: Index 0516

Type: R/W

Day Of Week Register (DOW)

Location: Index 0616

Type: R/W

Date Of Month Register (DOM)

Location: Index 0716

Type: R/W

Month Register (MON)

Location: Index 0816

Type: R/W

Bit

76543210

Name

Hours Alarm Data

Reset

00000000

Bit

Description

7-0

Hours Alarm Data. For 12-hour mode, values may be 01 to 12 (a.m.) and 81 to 92 (p.m.) in BCD format or 01

to 0C (a.m.) and 81 to 8C (p.m.) in binary format. For 24-hour mode, values may be 00 to 23 in BCD format or

00 to 17 in binary format.

When bits 7 and 6 are both set to one (“11”), unconditional match is selected.

Bit

76543210

Name

Day Of Week Data

Reset

00000000

Bit

Description

7-0

Day Of Week Data. Values may be 01 to 07 in BCD format or 01 to 07 in binary format.

Bit

76543210

Name

Date Of Month Data

Reset

00000000

Bit

Description

7-0

Date Of Month Data. Values may be 01 to 31 in BCD format or 01 to 1F in binary format.

Bit

76543210

Name

Month Data

Reset

00000000

Bit

Description

7-0

Month Data. Values may be 01 to 12 in BCD format or 01 to 0C in binary format.

PC87591L Datasheet(PDF) 366 Page - National Semiconductor (TI)

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