Usb Specifications - Ricoh D129 Service Manual

USB Specifications

3.2 USB SPECIFICATIONS
USB connectivity is built into the controller.
Interface USB 2.0
480 Mbps (high speed), 12 Mbps (full speed), 1.5 Mbps (low
Data
speed)
rates
High speed mode is only supported by USB 2.0.
3.3 IEEE 802.11A/B/G SPECIFICATIONS
Standard applied IEEE802.11a/b/g
Network protocols TCP/IP, Apple Talk, NetBEUI, IPX/SPX, SMB
Frequency range

(Center

Frequency)
(US model)
Frequency range

(Center

Frequency)
(EU model)
D641
2412 - 2462 MHz (1-11 channels)
5180 - 5320 MHz (36, 40, 44, 48, 52, 56, 60, and 64 channels)
2412 - 2472 MHz (1-13 channels)
5180 - 5320 MHz (36, 40, 44, 48, 52, 56, 60, and 64 channels)
46 SM