Centronics Parallel Interface - Oki OKIPAGE24DX Maintenance Manual

Appendix A
1) Connector
• Printer side :
• Cable side :
2) Cable
• Cable length
(a shielded cable composed of twisted pair wires is recommended for noise prevention)
Note: Cable is not provided.
3) Table of parallel I/F signals
Pin No.
1
2~9
10
11
12
13
14
15
16
17
18
19
20~27
28
29
30
31
32
33
34
35
36
• Connector pin arrangement
40930701TH DRAFT Vesion

CENTRONICS PARALLEL INTERFACE

36-pin receptacle
Type 57RE-40360-830B-D29 (made by DDK) or equivalent
36-pin plug
Type 57-30360 (made by DDK) or equivalent
: 6 ft (1.8 m) max.
Signal name Signal direction
DATA STROBE PR
DATA BIT - n PR
ACKNOWLEDGE PR
PR
BUSY
PAPER END PR
SELECT PR
AUTO FEED PR
- -
0V -
CHASSIS GROUND -
+5V PR
0V -
0V -
0V -
0V -
0V -
INPUT PRIME PR
FAULT PR
0V -
- -
HILEVEL PR
SEL-IN PR
Compatible Nibble
nStrobe Host Clk
Data 1 (LSB) ~ 8 (MSB)
nAck Ptrclk
Busy PtrBusy
Perror AckDataReq
Select Xflag
nAutoFb HostBusy
-
Signal Ground
Chassis Ground
+5V Supply (50mAm)
Signal Ground
Signal Ground
Singal Ground
Signal Ground
Signal Ground
nlnit nlnit
nFault nDataAvail
-
-
High Level
nSelectln 1284 Active
ECP
Host Clk
PeriphClk
PeriphAck
nAck Reverse
Xflag
HostAck
nReverseRequest
nPeriphRequest
1284 Active
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