Rs232 Serial Interface - OEM KPM216HII User Manual

5 5 1 1
9 9 6 6
1 DTR
2 TX
3 RX
4 n.c.
5 GND
J8
6 DTR
7 CTS
8 RTS
9 n.c.
Note: Given the presence of the RS232 standard, logic value "0" corresponds to a voltage level of between +3Vdc
and +15Vdc and logic value "1" corresponds to a voltage level of between -3Vdc and -15Vdc.
Note: KPM216HII > PC connection
The following pictures shows an example of connections between the printer and a personal computer using a 9
pin female RS232 serial connectors:
Note: When use a serial cable, we recommend the installation of a ferrite core on the power supply cable.

RS232 SERIAL INTERFACE

Female DB9 connector
During transmission, takes the values "0" and "1" depending on data.
During reception, takes the values "0" and "1" depending on data.
When "1", printer is power on.
When "1", printer is ready to receive data
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2
3
4
5
6
7
8
9
PRINTER
DCD
RXD
TXD
SIGNAL GND
DSR
CTS
3. INSTALLATION
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2
3
4
5
6
7
8
9
PC
KPM216HII 25
User manual