Electrical Specifications

32579B

9.3.13Parallel Port Timing

Table 9-34. Standard Parallel Port Timing Parameters

Symbol

Parameter

Min

Typ

Max

Unit

Comments

 

 

 

 

 

 

 

tPDH

Port data hold

 

500

 

ns

Note 1

tPDS

Port data setup

 

500

 

ns

Note 1

tSW

Strobe width

 

500

 

ns

Note 1

Note 1. Times are system dependent and are therefore not tested.

BUSY

ACK#

tPDS

 

tPDH

PD[7:0]

tSW

STB#

Figure 9-44. Standard Parallel Port Typical Data Exchange Timing Diagram

AMD Geode™ SC1200/SC1201 Processor Data Book

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Image 423
AMD SC1201, SC1200 manual Busy ACK#, Stb#