User's Manual

MM-5100 Hardware – User Manual
Jan. 22, 2003
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1.3 MM-5100 Wireless Modem overview
The MM-5100 Wireless Modem performs data communication functions between Host and IS-95
CDMA Cellular station. The MM-5100 Wireless Modem incorporates the wireless-modem functionality
together with the RS-232 and USB driver and DC/DC down converter, Voice interface.
The MM-5100 Wireless Modem connects directly to HOST computer utilizing a RS-232C or USB V1.1
interface. The Host signals are converted to the RS-232C or USB 1.1 signal levels.
The MM-5100 Wireless Modem functionality is specifically controlled from the Host via AT command
sets. Designed to meet the requirements for Telstra’s CDMA markets, the MM-5100 will operate over
the following TX /RX frequency ranges: TX frequency 824.73MHz ~ 848.19MHz
RX frequency 869MHz – 894MHz
Wide range of supply voltage is from 6V to 36V which provides compatibility for platforms utilizing a
vehicle and battery design. The MM-5100 Wireless Modem power saving mode is controlled from the
Host via AT command.
1.4 Features
- IS-95A, B, and cdma 2000-1X CDMA Protocol Support
- Standard RS-232 and USB Rev. 1.1 Interface
- Remote controlled by AT command set
- DATA Transmission up to 153Kbps [network limited]
- LED indicating of the modem status
- Small size and lightweight