Appendix A: Serial Interface; A-1. Connectors And Signals; Appendice; Anhang - Star SP200F SERIES User Manual

A-1. Connectors and Signals

RS-232C
Pin no. Signal name
1 F-GND
2 N/C
3 RXD
4 RTS
5-6 N/C
7 S-GND
8-10 N/C
11 RCH
12 N/C
13 GND
14 FAULT
15-19 N/C
20 DTR
21-25 N/C
1

Appendix A: Serial Interface

I/O direction
— Frame ground
Not connected
IN Received data
OUT Data transmission request signal. This is always
"SPACE" when the printer is turned on. (Always
"SPACE" status)
Not connected
— Signal ground
Not connected
OUT When the printer is ready to receive data, the signal line
is same as pin 20.
Not connected
— Signal ground
OUT When printer error occurs (such as paper out, mechani-
cal error, etc.) this signal changes to "MARK".
Not connected
OUT Data terminal ready signal. When the printer is ready to
receive data, this signal changes to "SPACE".
Not connected
14
Fig. A-1 Serial interface connector
Function
– 87 –
25
13