ANXL1250FYC3F AMD (ADVANCED MICRO DEVICES), ANXL1250FYC3F Datasheet - Page 40

• Manufacturer Part Number: ANXL1250FYC3F
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of ANXL1250FYC3F

• Lead Free Status / Rohs Status: Compliant

3.2.2
Figure 3-5 and Figure 3-6 on page 41 describe the Northbridge and processor connect state diagrams, respectively.
40
1
2
3
4
5
6
7
8
A disconnect is requested and probes are still pending.
A disconnect is requested and no probes are pending.
A Connect special cycle from the processor.
No probes are pending.
PROCRDY is de-asserted.
A probe needs service.
PROCRDY is asserted.
Three SYSCLK periods after CLKFWDRST is
de-asserted.
Although reconnected to the system interface, the North-
bridge must not issue any non-NOP SysDC commands
for a minimum of four SYSCLK periods after de-asserting
CLKFWDRST.
Connect State Diagram
5/B
5/B
Disconnect
Disconnect
Disconnect
Disconnect
P ending
Pending
31177H
6/C
6/C
Condition
Figure 3-5. Northbridge Connect State Diagram
7/D,C
3/C
7/D,C
3/C
2/A
2/A
R econnect
P ending 1
Reconnect
Pending 1
C onnect
P ending
Connect
Pending
P robe
Probe
4/A
4/A
8
8
A
B
C
D
De-assert CONNECT eight SYSCLK peri-
ods after last SysDC sent.
Assert CLKFWDRST.
Assert CONNECT.
De-assert CLKFWDRST.
1
1
3
3
AMD Geode™ NX Processors Data Book
7/D
7/D
Disconnect
R equested
P ending 2
Disconnect
Requested
Action
Pending 2
P robe
Probe
8
8
Power Management