Rs232 Serial Interface - Custom Audio Electronics KUBE II Scanner User Manual

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RS232 SERIAL INTERFACE

RJ45 female connector
1 RTS
2 n.c.
3 DTR
4 GND
J1
5 n.c.
6 RX
7 TX
8 DTR
NOTES:
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.
KUBEII SCANNER > PC connection
The following pictures shows an example of connections between the printer and a personal computer using the serial
connector:
22
When "1", printer is ready to receive data
When "1", printer is fed
During reception, takes the values "0" and "1" depending on data.
During transmission, takes the values "0" and "1" depending on data.
When "1", printer is fed
DCD
8
RXD
7
TXD
6
5
GND
4
DSR
3
2
CTS
1
DEVICE
DCD
1
TXD
2
RXD
3
4
SIGNAL
5
DSR
6
7
CTS
8
9
PC