UPD360 datasheet(181/221 Pages) MICROCHIP

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DS00002084C-page 181

UPD360

12.5.7

PPC GENERAL CONFIGURATION 3 REGISTER (PPC_GENERAL_CFG3)

12.5.8

PPC CURRENT LIMIT REGISTER (PPC_CURRENT_LIMIT)

This register controls the ILIM used by the port power switch. The contents of this register are retained in the Sleep state.

Refer to Section 12.3.1, "Current Limiting," on page 172 for additional information.

Note 12-1

When operating in Standalone DFP modes (UPD360-A/UPD360-B only), the default is defined by the

PWR_CAP0 and PWR_CAP1 pins.

Address:

0413h

Size:

8 bits

Bits

Description

Type

Default

PIN_IGNORE

When set, ignores the PWR_EN pin state (UPD360-A/UPD360-B only) when

determining the Active mode selection and power state.

R/W

6:5

RESERVED

4:3

PWR_STATE[1:0]

This field indicates the current PPC power state as detailed below. These bits

are set and cleared automatically as the power state changes.

00: Sleep

01: Detect

10: Active

11: Error

R/W

00b

BOOST#

Indicates that the IBUS current is >2.0A on VBUS.

R/W

1:0

RESERVED

Address:

0414h

Size:

8 bits

Bits

Description

Type

Default

7:3

RESERVED

2:0

ILIM_VBUS[2:0]

Sets the ILIM value as follows:

000: 530 mA

001: 960 mA

010: 1070 mA

011: 1280 mA

100: 1600 mA

101: 2130 mA

110: 2670 mA

111: 3200 mA

R/W

Note 12-1

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