sta323wqs STMicroelectronics, sta323wqs Datasheet - Page 32

• Manufacturer Part Number: sta323wqs
• Description: 2.1-channel High-efficiency Digital Audio System With Qsound Qhd??
• Manufacturer: STMicroelectronics

STA323WQS I2C bus specification
6.5
6.6
32/72
Write mode sequence
Figure 46. I
Read mode sequence
Figure 47. I
MULTIBYTE
SEQUENTIAL
SEQUENTIAL
CURRENT
ADDRESS
ADDRESS
CURRENT
RANDOM
RANDOM
WRITE
WRITE
READ
READ
READ
READ
BYTE
START
START
START
START
START
START
DEV-ADDR
DEV-ADDR
DEV-ADDR
DEV-ADDR
DEV-ADDR
DEV-ADDR
2
2
RW=
HIGH
C write procedure
C read procedure
RW
RW
RW
ACK
ACK
ACK
ACK
RW
RW
SUB-ADDR
SUB-ADDR
ACK
ACK
DATA
DATA
NO ACK
SUB-ADDR
SUB-ADDR
ACK
ACK
ACK
START
START
STOP
DATA
DEV-ADDR
DEV-ADDR
ACK
ACK
RW
RW
ACK
ACK
ACK
DATA IN
DATA IN
DATA
DATA
DATA
ACK
ACK
NO ACK
NO ACK
ACK
STOP
STOP
STOP
DATA
DATA IN
ACK
DATA
ACK
NO ACK
STOP
STOP
STA323WQS