A Product Line of

Diodes Incorporated

PI6CB332000

14

June 2024

© 2024 Copyright Diodes Incorporated. All Rights Reserved.

PI6CB332000

Document Number DS41283 Rev 7-2

www.diodes.com

The PI6CB332000 is a slave only device that supports block read and block write protocol using a single 7-bit address and read/write

bit as shown below.

Read and write block transfers can be stopped after any complete byte transfer.

Address Assignment

A6

A5

A4

A3

A2

A1

A0

R/W

1

1

0

1

See SMBus Address Selection Table

1/0

Note: SMBus address is latched on SADR pin.

How to Write

1 bit

7 bits

1 bit 1 bit 8 bits

1 bit 8 bits

1 bit

8 bits

1 bit

8 bits

1 bit 1 bit

Start Bit

Add.

W(0)

Ack

Beginning

Byte

Location = N

Ack

Data Byte

Count = X

Ack

Beginning

Data Byte

(N)

Ack

.......

Data Byte

(N+X-1)

Ack

Stop Bit

How to Read

1 bit

7 bits

1 bit 1 bit 8 bits

1 bit 1 bit

7 bits

1 bit 1 bit 8 bits

1 bit 8 bits

1 bit

Start bit

Address

W(0)

Ack

Beginning

Byte

Location = N

Ack

Repeat

Start Bit

Address

R(1)

Ack

Data Byte

Count = X

Ack

Beginning

Data Byte (N)

Ack

8 bits

1 bit

1 bit

.......

Data Byte

(N+X-1)

NAck

Stop Bit

SMBus Serial Data Interface