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一、产品简介
- 德国西门子MC39i GSM/GPRS终端（短信猫），核心模块是Siemens MC39i，有关技术参数可参考SIEMENS MC39i规格说明书。它设计小巧、功耗很低。RS232接口；配件有天线，串口线，电源。该设备支持短信收发、语音、传真、GPRS上网、数据传输。支持我公司所有短信软件。
- 该设备广泛应用于企业短信广告、短信通知、短信查询、短信监控、GPRS上网等领域。如移动车辆监控调度系统、水利电力监控，移动性数据查询系统、移动性证卷交易和信息查询、公安移动性数据（身份证、犯罪档案等）查询、交警移动性数据（车辆、司机档案等）查询、移动办公及管理以及其他一些应用领域。
- 将Siemens MC39i应用于笔记本电脑、PDAs（个人数字助理）和手机，可以提供更快的无线浏览网页的能力。这款模块的优点有：永久在线功能，快速数字接入和高速数据传输。MC39i支持TC35i的所有功能，同时提供高速GPRS的功能。
General features
- Dual-Band EGSM900 and GSMM1800
- Compliant to GSM phase 2/2+
- Output power:
– Class 4 (2 W) for EGSM900
– Class 1 (1 W) for GSM1800
- Control via AT commands
- SIM application toolkit
- Multiplex serial interface
- Supply voltage range 3.3 ... 4.8 V
- Power save mode
- Power consumption:
– Power down 50 μA
– Sleep mode (registered DRX = 6) 3.0 mA
– Speech mode (average) 300 mA
– GPRSclass 10 (average) 590 mA
- Ambient temperature:
–20 °C ... +55 °C
- Automatic switch-off
at – 25 °C and + 70 °C
Specifications for fax
Specifications for data transfer
- GPRS class 10 (21.4 kbps
uplink/85.6 kbps downlink or
42.8 kbps uplink/64.2 kbps
downlink)
- Full PBCCH support
- MS class B
- Coding scheme CS 1, 2, 3, 4
- CSD up to 14.4 kbps
- USSD
- Non transparent mode
- V.110
Specifications for SMS
- Point-to-point MO and MT
- SMS cell broadcast
- Text and PDU mode
Specifications for audio
- Half rate (HR)
- Full rate (FR)
- Enhanced full rate (EFR)
- Basic hands-free operation
– Echo cancellation
– Noise reduction
Additional features
- Phone book
- Multiparty call
- Call diverting
- Real-time clock
- Alarm management
- Several ringing tones
- DTMF
Interfaces
- 40-pin ZIF connector:
– Power supply
– SIM 3 V
– Serial interface with ITU-T V.24 protocol
– 2 analog audio interfaces
- 50 Ω GSC RF connector
三、技术文档下载
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