8
PIN NUMBER
LED
OPTO
GND
SIGNAL NAME
1
2
3
2-1-4. RS232/ USB Mode Selection
2-1-5. Near End of Paper Sensor
RS232 or USB mode will be chosen via software automatically after
the first character is received. At power-up, both RS232 and USB
communications are active. If the first character is received on the
RS232 port, the communication will be RS232, and vice versa for USB.
This first character will be interpreted like any other incoming byte into
the printer.
Connector CN12
Chapter 2
Table 4
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