43967002TH Rev.1
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Oki Data CONFIDENTIAL
1. Configuration
1.5 Interface specifications
2
3
4
1
1.5.1 USB interface specifications
Fundamental specifications
USB(Hi-speed USB is supported)
Connector
B-receptacle (female) upstream port
Cable
SUB 2.0 specification cable of less than 5 m (2 m is recommended.)
(Use the shielded cable.)
Transmission mode
Full speed (Maximum 12 Mbps ± 0.25%)
High speed (Maximum 480 Mbps ± 0.05%)
Power control
Self-power device
Connector pin arrangement
1.5.2 Network interface specifications
Fundamental specifications
Network protocol
TCP/IP related
NetWare related
Ether Talk related
NetBEUI related
Connector
100 BASE-TX/10.BASE-T (Automatic switching. Simultaneous use is not possible.)
Cable
Non-shielded twist pair cable with RJ-45 connector (Category 5 is recommended.)
Connector pin arrangement
Interface signal
Pin No. Signal name
Direction
Function
1
TxD+
FROM PRINTER
Send data (+)
2
TxD-
FROM PRINTER
Send data (-)
3
RXD+
TO PRINTER
Receive data (+)
4
−
−
Not used
5
−
−
Not used
6
RXD-
TO PRINTER
Receive data (-)
7
−
−
Not used
8
−
−
Not used
Interface signal
Signal name
Function
1
Vbus
Power (+5V)
2
D-
For data transfer
3
D+
For data transfer
4
GND
Signal ground
Shell
Shield
8
1