AT89C5132
Figure 20-6. Format and States in the Slave Transmitter Mode
Reception of the own slave
address and transmission
of one or more data Bytes.
S
SLA
R
A
Data
A
Data
A
P or S
A8h
A
B8h
C0h
Arbitration lost as master and
addressed as slave
B0h
Last data Byte transmitted.
Switched to not addressed
slave (SSAA = 0).
A
All 1’s P or S
C8h
Any number of data Bytes and their associated
acknowledge bits
From master to slave
From slave to master
Data
A
This number (contained in SSSTA) corresponds
to a defined state of the TWI bus
nnh
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4173E–USB–09/07