AT89C5131-PLTIL ATMEL Corporation, AT89C5131-PLTIL Datasheet - Page 111

• Manufacturer Part Number: AT89C5131-PLTIL
• Description: 8-bit Flash Microcontroller with Full Speed USB Device
• Manufacturer: ATMEL Corporation

Figure 52. Format and State in the Slave Transmitter Mode
4136B–USB–09/03
Reception of the
own slave address
and one or more
data bytes
Arbitration lost as master
and addressed as slave
Last data byte transmitted.
Switched to not addressed
slave (AA=0)
From master to slave
From slave to master
S
Table 83. Status for Miscellaneous States
Status Code
(SSCS)
F8h
00h
SLA
Status of the TWI bus
illegal START or STOP
information available;
and TWI hardware
R
Bus error due to an
No relevant state
Data
condition
n
SI= 0
B0h
A8h
A
A
A
Data
Any number of data bytes and their associated
acknowledge bits
This number (contained in SSCS) corresponds
to a defined state of the TWI bus
Application Software Response
To/From SSDAT
No SSDAT action
No SSDAT action
B8h
A
Data
S
A
T
0
To SSCON
No SSCON
action
O
S
T
1
C8h
C0h
S
A
I
A
0
A
A
X
AT89C5131
All 1’s
Wait or proceed current
transfer
Only the internal
hardware is affected, no
STOP condition is sent on
the bus. In all cases, the
bus is released and STO
is reset
P or S
Next action taken by
TWI software
P or S
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