Connection To Serial Port; Usb Interface - Citizen BD2-2220 Specifications

6.2.3

Connection to Serial Port

1) Connection to 25-pin/9-pin serial port
2) Connection to other serial port
To connect to the connector other than the above, verify the status of various signals and
connect properly.

USB Interface

6.3
(1) Whole specification: Based on the specification of USB1.1
(2) Communication speed: USB full-speed mode (12 MHz)
(3) Communication method: USB bulk forwarding method
(4) Power supply: 0 mA (Power is supplied from the printer.)
25-pin
CN1 Serial interface
*The above wiring is an example of standard connection to the host. If the cable
is relayed, it is necessary to take such measures as connecting DTR/DSR and
RXD/TXD reversely, etc.
9-pin
CN1 Serial interface
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