MEC1322 datasheet(235/456 Pages) MICROCHIP

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DS00001719D-page 235

MEC1322

19.11.3

MINUTES REGISTER

19.11.4

MINUTES ALARM REGISTER

19.11.5

HOURS REGISTER

Offset

02h

Bits

Description

Type

Default

Reset

Event

7:0 MINUTES

Displays the number of minutes past the current hour, in the range 0-

-59. Presentation may be selected as binary or BCD, depending on

the DM bit in Register B. Values written must also use the format

defined by the current setting of the DM bit.

R/W

00h

RTC_RS

Offset

03h

Bits

Description

Type

Default

Reset

Event

7:0 MINUTES_ALARM

Holds a match value, compared against the Minutes Register to trig-

ger the Alarm event. Values written to this register must use the for-

mat defined by the current setting of the DM bit in Register B. A value

of 11xxxxxxb written to this register makes it don’t-care (always

matching).

R/W

00h

RTC_R

Offset

04h

Bits

Description

Type

Default

Reset

Event

7 HOURS_AM_PM

In 12-hour mode (see bit “24/12” in register B), this bit indicates AM or

PM.

1=PM

0=AM

R/W

RTC_R

6:0 HOURS

Displays the number of the hour, in the range 1--12 for 12-hour mode

(see bit “24/12” in register B), or in the range 0--23 for 24-hour mode.

Presentation may be selected as binary or BCD, depending on the

DM bit in Register B. Values written must also use the format defined

by the current setting of the DM bit.

R/W

00h

RTC_R

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