2 rs-232c (serial interface) cable specifications, Srp-270, Rev. 1.05 – BIXOLON SRP-270 User Manual
Page 27
Rev. 1.05
- 27 -
SRP-270
6-2 RS-232C (Serial Interface) Cable Specifications
1) Printer Rear Image
※
Turning the dip switch on the Serial interface to the ON position connects DTR and
RTS signals together.
2) Cable Specifications
(Shield.G)
(S.GND)
(S.GND)
(S.GND)
(S.GND)
(Shield.G)
(Shield.G)
(Shield.G)
Pin No.
Signal
Direction
Function
1 FG -
Frame
Ground
2 TxD
Output
Transmit
Data
3 RxD
Input
Receive
Data
4 RTS
Output
Ready
To
Send
5
CTS
Input
Clear To Send
6
DSR
Input
Data Set Ready
7 SG -
Signal
Ground
20
DTR
Output
Data Terminal Ready
Printer Side
(25P)
Host Side
(25P)
Printer Side
(25P)
Host Side
(9P)
Cash Drawer
Connector
Serial Interface
Power Connector
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