User's Manual

Table Of Contents
ACCEL-7450 User's Manual
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5 1
7.2.3 Ethernet Interface
10/100Base-T Ethernet interface, it can connect to 10/100M Ethernet.
7.2.4 Serial Interface
ACCEL-7450 printer serial interface can be compatible with RS-232C, and supports RTS/CTS and
X-ON/X-OFF handshaking. Its interface connectors are DB-9 type connector and DB-25 type
connector.
7.2.4.1 Serial interface (DB-9)
DB-9 serial interface connector’s pin number is shown as Figure 7-5:
Connector Pin Assignments:
PIN SIGNAL
NAME
SIGNAL
HEAD
EXPLANATION
2 RXD HOST The printer receives data from HOST.
3 TXD PRINTER The printer send X-ON/X-OFF and data to the HOST.
7 RTS PRINTER
When the signal is MARK, it denotes the printer is BUSY and can not
receive data. When the signal is SPACE, it denotes the printer is
READY and can receive data.
8 CTS HOST
When the signal is MARK, it denotes the printer is BUSY and can not
receive data. When the signal is SPACE, it denotes the printer is
READY and can receive data.
5 GND Ground
4 DTR PRINTER Data Terminal Ready
Note: Signal logic lever is EIA lever.
Connect with the serial interface, the baud rate and data frame has been set to 9600 bps, 8 data bits,
no check and 1 bit stop bit.
ACCEL-7450 printer’s serial interface can be connected with RS-232C interface. Refer to Figure 7-6
Figure7
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3
USB
-
BType
c
onnector
Figure 7-4 Ethernet Interface
Figure 7-5 DB-9 Serial interface connector pin number
Table 7-5 Connector Pin Assignments
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3 4