Spill-Proof Cuts Thermal Printer
Owner’s Manual
Pin
Signal Name
Printer I/O
Host I/O
Printer Function
1 AUX_PWR
5V
Output n/a
Aux Power (100mA)
2 RS232_RXD
Input
Output Data
receive
3 RS232_TXD
Output
Input
Data
transmit
4 RS232_RTS
Output
Input
Handshake
5 DGND
Ground
Ground Signal
Ground/Aux
Ground
6 RS232_CTS
Input
Output Handshake
7 RS232_RTS
Output
Input
Handshake
8 RS232_CTS
Input
Output Handshake
9
nc or PWR
No connect
No connect
reserved
Table 11: RS-232 DB9 male Interface
103494
Aug. 2006
13