A.5 Reference For The Parallel Port Connector; A.5.1 Parallel Port Connector Diagram; A.5.2 Parallel Port Signals - Sun Microsystems Enterprise 220R Service Manual

Pin
66
67
68
A.5 Reference for the Parallel Port Connector
The parallel port connector is a DB-25 type connector located on the main logic
board back panel.
A.5.1 Parallel Port Connector Diagram
A.5.2 Parallel Port Signals
Pin
1
2 to 9
240
Sun Enterprise 220R Server Service Manual
Signal Name
Dat<9>_
Dat<10>_
Dat<11>_
Mnemonic Signal Name
Data_Strobe_L Data Strobe
Low
Data[0..7] Data0 Through
Data7
January 2000, Revision A
Description
Data 9
Data 10
Data 11
Description
Set low during forward channel
transfers to latch data into
peripheral device. Set high during
reverse channel transfers.
The main data bus for the parallel
port. Data0 is the least significant
bit (LSB). Are not used during
reverse channel transfers.