EP80579 Datasheet, PDF (379/1916 Pages) Intel Corporation – Intel® EP80579 Integrated Processor Product Line

Intel^® EP80579 Integrated Processor
Figure 15-7. Dword Memory Read Protocol
DWORD Memory Read Protocol (SMBus Word Write/Word Read, PEC Disabled)
S
0110_000
WA
Cmd
= 10100001
A
Destination
Memory
A
Add Offset
[23:16
AP
S
0110_000
WA
Cmd
= 01100001
A
Add Offset
[15:8]
A
Add Offset
[7:0]
CLOCK
STRETCH
AP
S
0110_000
WA
Cmd
= 10100001
A
Sr 0110_000 R A
Status
A Data[31:24] N P
S
0110_000
WA
Cmd
= 00100001
A
Sr 0110_000 R A Data[23:16] A Data[15:8] N P
S
0110_000
WA
Cmd
= 01100000
A
Sr 0110_000 R A Data[7:0] N P
B4536-01
Figure 15-8. Dword Configuration Write Protocol
DWORD Configuration Write Protocol (SMBus Byte Write, PEC Disabled)
S
0110_000
WA
Cmd
= 10001000
A
Bus Number
AP
S
0110_000
WA
Cmd
= 00001000
A Device/Function A P
S
0110_000
WA
Cmd
= 00001000
A
Register Num
[15:8]
A
P
S
0110_000
WA
Cmd
= 00001000
A
Register Num
[7:0]
A
P
S
0110_000
WA
Cmd
= 00001000
A
Data[W:X]
AP
S
0110_000
WA
Cmd
= 01001000
A
Data[Y:Z]
CLOCK
STRETCH
AP
B4544-01
August 2009
Order Number: 320066-003US
Intel^® EP80579 Integrated Processor Product Line Datasheet
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