Parallel interface – Genicom PC4 User Manual
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EasyCoder PC4 User’s Guide
Appendix C — Interfaces
Parallel Interface
Handshake:
DSTB to printer and BUSY to host.
Printer connector:
36-pin female Centronics connector.
Pin
Signal Name
Transmitter
1
-Strobe
Host
2–9
Data 0–7
Host
10–11
Busy
Printer
12
Paper empty
Printer
13
Select
Printer
14–15
Not connected
16
Signal ground
17
Chassis ground
18
+ 5V DC
Max. 500 mA
1
19–30
Signal ground
31
-Init
32
-Fault
Printer
33
Signal ground
34–36
Selectin
1
/.The combined load on the external +5V on both the parallel and the
serial port must not exceed a total of 500 mA.