Rs-232C - SATO Argox O4-250 User Manual

7 Specifications

6.9.3 RS-232C

The RS-232C on the printer is DB9 female. It transmits data bit by bit in
asynchronous start-stop mode. The figure below shows pinouts.
5
9
Pin Signal
1
2
3
4
5
6
7
8
9
Host (DB9)
Signal Description
CD Carrier Detect
RxD Receive
TxD Transmit
DTR Data Terminal Ready
GND Ground
DSR Data Set Ready
RTS Request to Send
CTS Clear to Send
CI
3
4 2
7
8
NA
TxD
RxD
NA
GND
NA
CTS Clear to Send
RTS Request to Send
NC No Connection
Pin
1
2
3
4
5
6
7
8
9
1
6
Description
No Function
Transmit
Receive
No Function
Ground
No Function
Pin
1
2
3
4
5
6
7
8 Request to Send
9
75
Printer (DB9)
Description Signal
No Function
Transmit
Receive
No Function
Ground
No Function
Clear to Send
No Function
NC
RxD
TxD
NC
GND
NC
RTS
CTS
NC