BIXOLON SRP352III - Page 9

Rev. 1.03
- 9 -
SRP-350/352III
1-2-2-2 Dual Interface
Pin No.
Signal Name
Direction
Function
Main
Frame GND
-
Frame Ground
2
TXD
Output
Data Transmission
3
RXD
Input
Data Reception
6
DSR
Input
This signal shows whether the host computer can
receive data (hardware flow control).
1) MARK (Logic 1): The host computer can receive
data.
2) SPACE (Logic 2): The host computer cannot
receive data.
3) After checking the signal in the printer, it
transmits data to the host.
4) When XON/XOFF flow control is selected, the
printer does not confirm this signal.
7
Signal GND
-
Signal Ground
20
DTR
Output
This signal shows whether the printer works or not
(hardware flow control).
1) MARK (Logic 1): Printer is working.
2) SPACE (Logic 2): Printer is not working.
3) After checking the signal in the printer, it
transmits data to the host.
4) When XON/XOFF flow control is selected, the
printer does not confirm this signal.
Shield
Frame GND
-
Frame Ground
Cash Drawer
Connector
Power
Connector
Serial Cable Connector
USB
Connector