Appendix C — Interfaces
Parallel Interface
Handshake:
Printer connector:
Pin
1
2–9
10–11
12
13
14–15
16
18
19–30
31
32
33
34–36
/.The combined load on the external +5V on both the parallel and the
1
serial port must not exceed a total of 500 mA.
52
DSTB to printer and BUSY to host.
36-pin female Centronics connector.
Signal Name
-Strobe
Data 0–7
Busy
Paper empty
Select
Not connected
Signal ground
17
+ 5V DC
Signal ground
-Init
-Fault
Signal ground
Selectin
Transmitter
Host
Host
Printer
Printer
Printer
Chassis ground
Max. 500 mA
1
Printer
EasyCoder PC41 User's Guide