PD69201 datasheet(4/29 Pages) MICROCHIP

tên linh kiện	PD69201

Giải thích chi tiết về linh kiện	1-Port PSE PoE Manager

PDF	29 Pages

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nhà sản xuất	MICROCHIP [Microchip Technology]

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1.1.2

Setting Capability

• Port enable/disable

• Operating modes

– Power delivered over Alt A/B

– Current limit setting (ILIM)

– Legacy detection enable/disable

1.1.3

Reading Capability

• Port voltage

• IEEE 802.3at detection result

• Classification result

• Port status

The following illustration shows the I2C sequence for both write and read transactions.

Figure 1-2. I2C Sequence

Start

bit

I2C

7-bit

address

bit

ack

8-bit

address

ack

8-bit

data

ack

Stop

bit

Start

bit

I2C

7-bit

address

bit

ack

8-bit

address

ack

Start

bit

7-bit

address

bit

ack

8/16-bit

data

Stop

bit

Command byte

(byte)

Data (byte/word)

Command byte

(byte)

Repeat

start

Command byte

Data (byte/word)

Write

Cycle

Read

Cycle

Client

transmits

Host

transmits

PD69201

Functional Descriptions

Datasheet

DS00003454D-page 4

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