Onboard Features
2-5
2.6. PARALLEL PORT
The cPCI-MXS64 features one multi-mode parallel port. It is compatible with Standard
Mode IBM PC/XT, PC/AT, and PS/2 compatible bi-directional parallel port, Enhanced
Parallel Port (EPP), and Enhanced Capabilities Port (ECP).
Signal Path
The Parallel Port interface is only available through J5 cPCI I/O connector.
Related Jumpers
None
BIOS Settings
Section 4.1.11 Integrated Peripherals: Onboard Parallel Port; Parallel Port Mode
The differences between Standard, EPP, and ECP modes appear in the signal assignation of
the pins on the connector. Differences are described as follows:
Pin Number (J5)
Standard Mode
EPP Mode
ECP Mode
A15 SLCT
-
SLCT
B15 PE
-
PERROR
1
, ACKREVERS
2
C15 BUSY
WAIT
BUSY
1
, PERIPHACK
2
D15 ACK#
INTR#
ACK#
E16 SLCTIN# ADDRSTRB#
SLCTIN#
B17 INIT#
-
INIT
1
#, REVERSERQST
2
#
D17 ERR#
-
FAULT
1
#,PERIPHRQST
2
#
A18 ALF
DATASTB
ALF
1
, HOSTACK
2
E17
D0 D0 D0
C17
D1 D1 D1
A17
D2 D2 D2
D16
D3 D3 D3
C16
D4 D4 D4
B16
D5 D5 D5
A16
D6 D6 D6
E15
D7 D7 D7
1
Compatible mode
2
High Speed Mode
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