AT83C5134_14 Datasheet, PDF (98/166 Pages) ATMEL Corporation – Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply

Table 20-8. Status in Slave Transmitter Mode (Continued)
Application Software Response
Status
Code
(SSCS)
Status of the 2-wire bus and
2-wire hardware
To/from SSDAT
To SSCON
STA STO SI
No SSDAT action or 0
0
0
No SSDAT action or 0
0
0
Data byte in SSDAT has been
C0h
transmitted; NOT ACK has
been received
No SSDAT action or 1
0
0
No SSDAT action
1
0
0
No SSDAT action or 0
No SSDAT action or 0
Last data byte in SSDAT has
C8h
been transmitted (AA=0); ACK
has been received
No SSDAT action or 1
0
0
0
0
0
0
No SSDAT action
1
0
0
AA Next Action Taken By 2-wire Software
Switched to the not addressed slave mode; no
0 ^{recognition of own SLA or GCA}
Switched to the not addressed slave mode; own
1
SLA will be recognised; GCA will be recognised if
GC=logic 1
Switched to the not addressed slave mode; no
0
recognition of own SLA or GCA. A START
condition will be transmitted when the bus
becomes free
Switched to the not addressed slave mode; own
1
SLA will be recognised; GCA will be recognised if
GC=logic 1. A START condition will be transmitted
when the bus becomes free
Switched to the not addressed slave mode; no
0 ^{recognition of own SLA or GCA}
Switched to the not addressed slave mode; own
1
SLA will be recognised; GCA will be recognised if
GC=logic 1
Switched to the not addressed slave mode; no
0
recognition of own SLA or GCA. A START
condition will be transmitted when the bus
becomes free
Switched to the not addressed slave mode; own
1
SLA will be recognised; GCA will be recognised if
GC=logic 1. A START condition will be transmitted
when the bus becomes free
Status
Code
(SSCS)
F8h
00h
Table 20-9. Miscellaneous Status
Status of the 2-wire bus and
2-wire hardware
No relevant state information
available; SI= 0
Bus error due to an illegal
START or STOP condition
Application Software Response
To/from SSDAT
To SSCON
STA STO SI
AA Next Action Taken By 2-wire Software
No SSDAT action
No SSCON action
Wait or proceed current transfer
No SSDAT action
0
Only the internal hardware is affected, no
1
0
X STOP condition is sent on the bus. In all
cases, the bus is released and STO is reset.
98 AT83C5134/35/36
7683C–USB–11/07