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
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Aug. 2006
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