Interface Pin Assignment - Citizen CLP-6401 User Manual

6.2.5 Interface pin assignment

Serial and parallel interface pin assignment tables are shown below.
n Serial interface pin assignment table
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Signal Input/Output
F.GND
TXD Output
RXD Input
RTS
CTS Input
NC
S.GND
NC
NC
NC
NC
NC
S.GND
+5VDC
NC
NC
NC
NC
NC
DTR Output
NC
NC
NC
NC
NC
-
Frame ground
RS-232C output data
RS-232C input data
-
RS-232C (pull up to +5V with 2 KW]
RS-232C data transmission on
computer permitted
-
No connection
-
Signal ground
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
-
Signal ground
-
+5 V (max. load 100 mA)
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
RS-232C data transmission (busy) on
printer permitted
-
No connection
-
No connection
-
No connection
-
No connection
-
No connection
6-11
Description