TCM1617 datasheet(9/14 Pages) MICROCHIP

部品番号	TCM1617

部品情報	SMBus Thermal Sensor with External Diode Input

PDF	14 Pages

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メーカー	MICROCHIP [Microchip Technology]

ホームページ	http://www.microchip.com

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TCM1617

TCM1617-1 2/5/99

 2001 Microchip Technology Inc.

DS21485A

SMBus Thermal Sensor with External Diode Input

Figure 3. SMBus Protocols

ADDRESS

ACK

COMMAND

ACK

DATA

ACK

8 Bits

7 Bits

8 Bits

Slave Address

Command Byte: selects

which register you are

writing to.

Data Byte: data goes

into the register set

by the command byte.

Write Byte Format

Read Byte Format

ADDRESS WR

ACK

COMMAND

ACK

ADDRESS

RD ACK

DATA NACK P

7 Bits

8 Bits

7 Bits

8 Bits

Slave Address

Command Byte: selects

which register you are

reading from.

Slave Address: repeated

due to change in data-

flow direction.

Data Byte: reads from

the register set by the

command byte.

Receive Byte Format

ADDRESS

RD ACK

DATA NACK P

7 Bits

8 Bits

Data Byte: reads data from

the register commanded by

the last Read Byte.

S = Start Condition

P = Stop Condition

Shaded = Slave Transmission

Send Byte Format

ADDRESS WR ACK COMMAND ACK P

7 Bits

8 Bits

Command Byte: sends

command with no data,

usually used for one-shot

command.

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