C8051F321-GMR Datasheet, PDF (186/250 Pages) Silicon Laboratories – Full Speed USB, 16 k ISP FLASH MCU Family

C8051F320/1
Table 16.4. SMBus Status Decoding (Continued)
Values Read
Current SMbus State
Typical Response Options
Values
Written
1
0
X
A slave address was received;
ACK requested.
Acknowledge received
address.
Do not acknowledge
received address.
001
000
0010
Acknowledge received
address.
001
Lost arbitration as master; slave Do not acknowledge
1 1 X address received; ACK
received address.
000
requested.
Reschedule failed transfer;
do not acknowledge received 1 0 0
address.
0010
0
1
X
Lost arbitration while attempting a
repeated START.
Abort failed transfer.
Reschedule failed transfer.
0
1
0
0
X
X
1
1
X
Lost arbitration while attempting a
STOP.
No action required (transfer
complete/aborted).
0
0
0
A STOP was detected while
0001 ^{0 0 X addressed as a Slave Transmitter Clear STO.}
or Slave Receiver.
00X
0
1
X
Lost arbitration due to a detected
STOP.
Abort transfer.
Reschedule failed transfer.
0
1
0
0
X
X
0000
1
0
X
A slave byte was received; ACK
requested.
Acknowledge received byte;
Read SMB0DAT.
0
Do not acknowledge
received byte.
0
0
0
1
0
1
1
X
Lost arbitration while transmitting
a data byte as master.
Abort failed transfer.
Reschedule failed transfer.
0
1
0
0
0
0
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