Datasheet

I
2
C bus specification STA333W
20/49 Doc ID 13365 Rev 2
5.4.4 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 STA333W. The master acknowledges each data
byte read and then generates a STOP condition to terminate the transfer.
Figure 10. Read-mode sequence
DEV-ADDR
ACK
START
RW
DATA
NO ACK
STOP
CURRENT
ADDRESS
READ
DEV-ADDR
ACK
START
RW
SUB-ADDR
ACK
DEV-ADDR
ACK
STOP
RANDOM
ADDRESS
READ
DATA
NO ACK
START RW
DEV-ADDR
ACK
START
DATA
ACK
DATA
ACK
STOP
SEQUENTIAL
CURRENT
READ
DATA
NO ACK
DEV-ADDR
ACK
START
RW
SUB-ADDR
ACK
DEV-ADDR
ACK
SEQUENTIAL
RANDOM
READ
DATA
ACK
START RW
DATA
ACK NO ACK
STOP
DATA
RW=
HIGH