M41T81S View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M41T81S' PDF : 29 Pages View PDF
Operation
M41T81S
An alternate READ Mode may also be implemented whereby the master reads the
M41T81S slave without first writing to the (volatile) address pointer. The first address that is
read is the last one stored in the pointer (see Figure 9 on page 12).
Figure 7. Slave address location
R/W
START
SLAVE ADDRESS
A
11 0100 0
AI00602
Figure 8. READ mode sequence
BUS ACTIVITY:
MASTER
SDA LINE
S
WORD
ADDRESS (An)
S
BUS ACTIVITY:
SLAVE
ADDRESS
SLAVE
ADDRESS
DATA n
DATA n+1
DATA n+X P
AI00899
Figure 9. Alternative READ mode sequence
BUS ACTIVITY:
MASTER
SDA LINE
S
BUS ACTIVITY:
SLAVE
ADDRESS
DATA n
DATA n+1
DATA n+X P
AI00895
12/31
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