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參數(shù)資料
| 型號： | A1400AMT3C |
| 廠商： | ADVANCED MICRO DEVICES INC |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 32-BIT, 1400 MHz, MICROPROCESSOR, CPGA453 |
| 封裝： | STAGGERED, CERAMIC, PGA-453 |
| 文件頁數(shù)： | 22/90頁 |
| 文件大?。?/td> | 1497K |
| 代理商： | A1400AMT3C |
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Chapter 4
Power Management
15
23792I—June 2001
AMD Athlon Processor Model 4 Data Sheet
Preliminary Information
Connect State
Diagram
Fi gu re 6 be low and Fi gure 7 on pa ge 16 d e scrib e t h e
Northbridge and processor connect state diagrams, respectively.
Figure 6. Northbridge Connect State Diagram
Condition
1 A disconnect is requested and probes are still pending
2 A disconnect is requested and no probes are pending
3 A CONNECT special cycle from the processor
4 No probes are pending
5 PROCRDY is deasserted
6 A probe needs service
7 PROCRDY is asserted
8
3 SYSCLK periods after CLKFWDRST is deasserted.
Although reconnected to the system interface, the
Northbridge must not issue any non-NOP SysDC
commands for a minimum of four SYSCLK periods after
deasserting CLKFWDRST.
Action
A
Deassert CONNECT 8 SYSCLK periods after
last SysDC sent
BAssert CLKFWDRST
C Assert CONNECT
D Deassert CLKFWDRST
Disconnect
Pending
Connect
Disconnect
Requested
Reconnect
Pending
Probe
Pending 2
Disconnect
Probe
Pending 1
1
3
2/A
4/A
5/B
3/C
7/D,C
8
6/C
7/D
8
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