STPCC4HEBI 查看數據表（PDF） - STMicroelectronics

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STPCC4HEBI

X86 Core PC Compatible Information Appliance System-on-Chip

STMicroelectronics 

ELECTRICAL SPECIFICATIONS

4.5.7. LOCAL BUS INTERFACE

Figure 4-3 to Figure 4-11 and Table 4-15 list the

AC characteristics of the Local Bus interface.

Figure 4-8. Synchronous Read Cycle

HCLK

PA[ ] bus

CSx#

PRD#[1:0]

PD[15:0]

Tsetup

Tactive

Thold

HCLK

PA[ ] bus

CSx#

PRD#[1:0]

PD[15:0]

PRDY

Figure 4-9. Asynchronous Read Cycle

Tsetup

Tend

Thold

48/93

Release 1.5 - January 29, 2002

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