MCP795W2X datasheet(21/54 Pages) MICROCHIP

部件名	MCP795W2X

功能描述	3V SPI Real-Time Clock Calendar with Enhanced Features and Battery Switchover

PDF	54 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

标志

21 / 54 page

 2011-2012 Microchip Technology Inc.

Preliminary

DS22280C-page 21

MCP795W1X/MCP795W2X

7.0

ALARM 1 REGISTERS

HUNDREDTHS OF SECONDS 0X12

R/W

Tenth Seconds

Hundredths of Seconds

bit 7

bit 4 bit 3

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

bit 7-4

TENTH SECONDS<3:0>: Tenth Seconds

bit 3-0

HUNDREDTHS OF SECONDS<3:0>: Hundredths of Seconds

Note 1:

Hundredths and Tenth seconds only available on Alarm 1.

SECONDS 0X13

U-0

R/W

—

10 Seconds

Seconds

bit 7

bit 6

bit 4 bit 3

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit, read as ‘0’

bit 7

Unimplemented: Read as ‘0’

bit 6-4

10 SECONDS<2:0>: 10 Seconds

bit 3-0

SECONDS<3:0>: Seconds

MINUTES 0X14

U-0

R/W

—

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’

bit 7

Unimplemented: Read as ‘0’

bit 6-4

10 MINUTES<2:0>: 10 Minutes

bit 3-0

MINUTES<3:0>: Minutes

MCP795W2X 数据表(PDF) 21 Page - Microchip Technology

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