Datasheet

109
4337K–USB–04/08
AT89C5130A/31A-M
Figure 20-4. Format and State in the Master Transmitter Mode
S SLA W A Data A P
08h 18h
28h
MT
S SLA W
A P
A P
R
MR
10h
20h
30h
A or A
continues
38h38h
A
continues
68h
Other master
Other master
78h B0h To corresponding
states in slave mode
Successfull
transmission
to a slave
receiver
Next transfer
started with a
repeated start
condition
Not acknowledge
received after the
slave address
Not acknowledge
received after a data
Arbitration lost in slave
address or data byte
Arbitration lost and
addressed as slave
byte
A or A
continues
Other master
Data A
n
From master to slave
From slave to master
Any number of data bytes and their associated
acknowledge bits
This number (contained in SSCS) corresponds
to a defined state of the 2-wire bus