UCS2112 datasheet(48/64 Pages) MICROCHIP

tên linh kiện	UCS2112

Giải thích chi tiết về linh kiện	USB Dual-Port Power Switch and Current Monitor

PDF	64 Pages

Scroll/Zoom	100%

nhà sản xuất	MICROCHIP [Microchip Technology]

Trang chủ	http://www.microchip.com

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48 / 64 page

UCS2112

DS20005424B-page 48

 2015 Microchip Technology Inc.

9.4

Current Limit Register

The Current Limit register controls the ILIM used by the

port power switch. The default setting is based on the

resistor on the COMM_ILIM pin and this value cannot

be changed to be higher than hardware set value. The

contents of this register are retained in Sleep.

CURRENT LIMIT REGISTER (ADDRESS 14H)

U-0

R/W-0

—

ILIM_PORT2<2:0>

ILIM_PORT1<2:0>

bit 7

bit 0

Legend:

R = Readable bit

W = Writable bit

U = Unimplemented bit

-n = Value at POR

‘1’ = Bit is set

‘0’ = Bit is cleared

x = Bit is unknown

bit 7-6

Unimplemented:

Read as ‘0’'

bit 5-3

ILIM_PORT2<2:0>:

Sets the ILIM value for port 2.

000

= 0.53A

001

= 0.96A

010

= 1.07A

011

= 1.28A

100

= 1.6A

101

= 2.13A

110

=2.67A

111

=3.2A

bit 2-0

ILIM_SW<2:0>:

Sets the ILIM value for port 1.

000

= 0.53A

001

= 0.96A

010

= 1.07A

011

= 1.28A

100

= 1.6A

101

= 2.13A

110

= 2.67A

111

= 3.2A

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