MCP79411 datasheet(32/60 Pages) MICROCHIP

32 / 60 page

MCP79410/MCP79411/MCP79412

DS20002266E-page 32

 2010-2013 Microchip Technology Inc.

8.6.2

POWER-UP TIME-STAMP

REGISTERS

Note:

It is strongly recommended that the time saver function only be used when the oscillator is running. This

will ensure accurate functionality.

MINUTES 0X1C

U-0

R/W-0

—

10 Minutes

Minutes

bit 7

bit 6

bit 4 bit 3

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

“0” = Bit is clear

“X” = Bit is unknown

bit 7

Unimplemented: Read as ‘0’

bit 6-4

10 MINUTES<2:0>: Binary-Coded Decimal Value of Minute’s Tens Digit

Contains a value from 0 to 5

bit 3-0

MINUTES<3:0>: Binary-Coded Decimal Value of Minute’s Ones Digit

Contains a value from 0 to 9

HOURS 0X1D

U-0

R/W-0

—

12/24

10 Hour

AM/PM

10 Hour

Hour

bit 7

bit 6

bit 5

bit 4

bit 3

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

-n = Value at POR

‘1’ = Bit is set

“0” = Bit is clear

“X” = Bit is unknown

bit 7

Unimplemented: Read as ‘0’

bit 6

12/24: This is a copy of the status of the bit in register 0x03:6 at the time of the event

bit 5

10 HOUR AM/PM

bit 4

10 HOUR

bit 3-0

HOUR<3:0>: Binary-Coded Decimal Value of Hour’s Ones Digit

Contains a value from 0 to 9

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