at89c51ic2-slsim ATMEL Corporation, at89c51ic2-slsim Datasheet - Page 90

• Manufacturer Part Number: at89c51ic2-slsim
• Description: At89c51ic2 8-bit Flash Microcontroller With 2-wire Interface
• Manufacturer: ATMEL Corporation

Figure 38. Format and State in the Master Transmitter Mode
90
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
byte
Arbitration lost in slave
address or data byte
Arbitration lost and
addressed as slave
AT89C51IC2
From master to slave
From slave to master
08h
S
SLA
W
A or A
Data
MT
18h
A
A
20h
38h
A
68h
n
Other master
Other master
78h
continues
continues
P
A
Data
B0h
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
A or A
28h
A
A
38h
30h
To corresponding
states in slave mode
Other master
continues
P
S
10h
P
SLA
W
R
4301D–8051–02/08
MR