Intermec EasyCoder 501 E – Installation & Operation Ed. 1
149
Appendix 4 Interfaces
Industrial
Interface Board
(option)
The EasyCoder 501 E can optionally be fi tted with an Industrial
Interface Board, which provides the printer with one extra serial
communication port ("uart3:") for RS-232.
The Industrial Interface Board also has a connector with:
4 digital IN ports with optocouplers
4 OUT ports with relays
"uart3:" Serial Port
The communication port "uart3:" uses a DB-25pin female connec-
tor.
Pin
Signal Name
Description
1
GNDC
Cable
shield
2
TXD
RS-232
Transmitter
3
RXD
RS-232
Receiver
4
RTS
RS-232 Request To Send
5
CTS
RS-232 Clear To Send
6
DSR
RS-232 Data Set Ready
7
GNDI
Signal
Ground
8–15
Not
connected
16
+5VEXT
5 VDC for external use (max. 200 mA)
1
17–19
Not
connected
20
DTR
RS-232 Data Terminal Ready
2
21–25
Not
connected
1
/. Enabled by a strap being fi tted on P-1.
2
/. DTR permanently high.
Industrial Interface Port
The industrial interface port uses a DB-15pin female connector.
Pin
Signal Name
Description
1–8 OUT
201–204
9–14 IN
101–104
15
IN
103/104
Refer to the installation instructions for the Industrial Interface
Board for further information.
"uart3:"
Industrial Interface
230V
0