32581C

 

 

Electrical Specifications

 

 

 

 

 

 

9.3.12.1 Extended Capabilities Port (ECP)

 

 

 

 

 

Table 9-33. 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 9-45. ECP Forward Mode Timing Diagram

408

AMD Geode™ SC3200 Processor Data Book

Page 408
Image 408
AMD SC3200 manual ECP Forward Mode Timing Parameters, Extended Capabilities Port ECP, Afd#, Busy