STA538B datasheet(35/59 Pages) STMICROELECTRONICS

部件名	STA538B

功能描述	2 x 1.3 W class-D amplifier with analog or digital input 2.0 multichannel digital audio processor with FFX

PDF	59 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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35 / 59 page

STA538

I2C interface

35/59

9.7.4

Random address multi-byte read

The multi-byte read modes could start from any internal address. Sequential data bytes are

read from sequential addresses within the STA538. The master acknowledges each data

byte read and then generates a stop condition terminating the transfer.

Figure 15.

I2C write operations

Figure 16.

I2C read operations

R/W

Multibyte

Stop

Start

Sub address

Data in

ACK

Dev address

Write

R/W

Byte

Stop

Start

Sub address

Data in

ACK

Dev address

Write

R/W

Random

Stop

Start

Sub address

Start

Data

ACK

No ACK

Dev address

address

R/W

Current

Stop

Start

Data

ACK

No ACK

Dev address

address

read

Dev address

R/W

read

Sequential

Stop

Start

Data

ACK

No ACK

Dev address

current

Data

read

R/W=High

R/W

Sequential

Start

Sub address

Start

Data

ACK

Dev address

random

Dev address

R/W

read

Stop

Data

ACK

No ACK

Data

STA538B 数据表(PDF) 35 Page - STMicroelectronics

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