Intermec EasyCoder F2 – Installation & Operation Ed. 2 97
Appendix 3 Interfaces
The EasyCoder F2 can optionally be fi tted with an extra double
serial interface board, which provides the printer with two more
serial ports; "uart2:" and "uart3:". These ports can be confi gured
for various types of serial communication in combination according
to the customer's request. Use the Intermec Fingerprint instruction
SETSTDIO to select standard IN and OUT ports (by default "uart1:"
is both std IN and OUT port)
1
.
"uart2:" "uart3:"
RS 232C RS 232C
RS 422 Non-isolated RS 422 Non-isolated
RS 422 Isolated 20 mA Current Loop
RS 485
"uart2:" Serial Port
The communication ports "uart2:" uses a female DB 25 connector.
Pin Signal Name Description
1 Not connected
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 GND Ground
8–14 Not connected
15 +RS422I +RS 422 Receive
16 +5V 5 Volt for external use (max. 200 mA)
1
17 -RS422I -RS 422 Receive
18 Not connected
19 +RS422O/+RS485 +RS 422 Transmit/+RS 485
20 DTR RS 232 Data Terminal Ready
21 -RS422O/-RS485 -RS 422 Transmit/-RS 485
22 RI RS 232 Ring Indicator
23 Shield Optional shield for RS 422 and RS 485
24–25 Not connected
1
/. The external 5V is automatically turned off at overload.
Double Serial
Interface Board
1
/. Intermec Shell either auto-
matically sets the correct std IN
and OUT port when an applica-
tion is selected, e.g. a Windows
driver, or prompts you to select
one, see chapter 8.
"uart2:"