AnyDATA EMII-800 Podręcznik użytkownika - Strona 8

Przeglądaj online lub pobierz pdf Podręcznik użytkownika dla GPS AnyDATA EMII-800. AnyDATA EMII-800 18 stron. Cdma wireless data modem

Interface Description

2. Overview

2.1 Application Descriptions

The CDMA Wireless Data Modem is a complex consumer communications instrument that relies

heavily on both digital signal and embedded processor technologies. The Wireless Data Modem

manufactured by AnyDATA.NET supports Code-Division-Multiple-Access(CDMA). This operates in

PCS spectrum.

In a continuing effort to simplify the design and to reduce the production cost of the Wireless Data

Modem, AnyDATA.NET has successfully developed the EMII-800. The EMII-800 is AnyDATA.NET–s

latest compact Wireless Data Modem operating in PCS spectrum, also contains complete digital

modulation and demodulation system for CDMA standards as specified in IS-95 A/B and IS-2000.

The subsystem within the EMII-800 includes a CDMA processor (MSM5100), an integrated

CODEC with an ear piece and microphone amplifiers, and an RS-232 serial interface supporting forward

link data communications of a rate of 153.6kbps.

The EMII-800 provides external interface. External interface includes the standard RS-232, Digital

Audio, and External On/Off control.

The EMII-800 has the capability to power down unused circuits in order to dynamically minimize

power consumption.

EMII-800 V1.0

EMII-800 Reference Manual Application Information

AnyDATA.NET Proprietary

Use Subject to Restrictions