Toshiba Xeon 2.8GHz UPG3843W Manuale Utente
Codici prodotto
UPG3843W
Intel® Xeon™ Processor with 512 KB L2 Cache
Datasheet
43
Figure 17. SMBus Timing Waveform
Data
Clk
P
P
S
S
STOP
STOP
START
START
t
LOW
t
R
t HD;STA
t
HD;DAT
tBUF
HIGH
t
t
SU;DAT
t
t
SU;STA
t HD;STA
SU;STO
t
F
t LOW
t HIGH
T72
=
t R
T74
=
T73
=
t F
T75
=
t HD;STA
t HD;DAT
T78
=
t BUF
T79
=
T80
=
t SU;DAT
T77
=
t SU;STA T81
=
t SU;STD T82
=
Figure 18. SMBus Valid Delay Timing Waveform
DATA OUTPUT
DATA VALID
SM_CLK
SM_DAT
TAA
TAA = T76