Electrical Specifications

 

 

 

32579B

 

 

 

 

 

 

 

9.3.13.1 Extended Capabilities Port (ECP) Timing

 

 

 

 

 

 

Table 9-36. ECP Forward Mode Timing Parameters

 

 

 

 

 

 

 

Symbol

Parameter

Min

Max

Unit

 

Comments

 

 

 

 

 

 

 

tECDSF

Data setup before STB# active

0

 

ns

 

 

tECDHF

Data hold after BUSY inactive

0

 

ns

 

 

tECLHF

BUSY active after STB# active

75

 

ns

 

 

tECHHF

STB# inactive after BUSY active

0

1

s

 

 

tECHLF

BUSY inactive after STB# active

0

35

ms

 

 

tECLLF

STB# active after BUSY inactive

0

 

ns

 

 

PD[7:0]

 

tECDHF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AFD#

 

 

 

 

 

 

 

 

 

 

 

tECDSF

 

 

 

 

 

 

 

 

 

 

 

STB#

 

 

 

 

 

 

tECLLF

 

 

 

 

tECLHF

 

tECHLF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BUSY

tECHHF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 9-46. ECP Forward Mode Timing Diagram

AMD Geode™ SC1200/SC1201 Processor Data Book

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Image 425
AMD SC1201, SC1200 manual ECP Forward Mode Timing Parameters, Extended Capabilities Port ECP Timing, Afd#, Busy