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Furthermore, Multi-Tech Systems, Inc. reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi-Tech Systems, Inc. to notify any person or organization of such revisions or changes.
GSM/GPRS Class 10 performance. These quick-to-market communications devices allow developers to add wireless communication to products with a minimum of development time and expense. It uses industry-standard open interfaces and Multi-Tech’s Universal Socket design. Product Build Options Product...
CHAPTER 3 –SPECIFICATIONS Specifications Technical Specifications Category Description General Standards GPRS Class 10 Frequency Bands Quad-band EGSM 850/900/1800/1900 MHz Speed, Format Serial/Data Speed Serial interface supports DTE speeds up to 921.6Kbps Packet data up to 85.6Kbps Data Format 10 bit serial asynchronous GPRS Data: Class 10 Mobile Station Class B...
CHAPTER 3 –SPECIFICATIONS Mounting Hardware The board has three mounting holes at corners. Use #4 or M3 hardware for mounting the SocketModem to the board. Refer to the Mechanical Drawings for more information. Recommended Parts Manufacturer Part Part Number PEM PennEngineering Surface Mount Standoff SMTSO-M3-4ET RAF Electronic Hardware...
CHAPTER 3 –SPECIFICATIONS RS-232 Signal DC Electrical Characteristics Volts Units: Applies to the following pins: Signal Name Signal Name -RTS -DSR -RXD -CTS -TXD -DCD -DTR Parameter Minimum Maximum 3.3 Volt Powered Input Low Level 0.55 Input High Level Output Low Level 0.55 Output High Level 2.35...
DC input power Ground A hyphen (-) indicates a range of acceptable logic levels. Power Measurements Multi-Tech Systems, Inc. recommends that you incorporate a 10% buffer into your power source when determining product load. Radio Protocol Sleep Mode Cellular Call Box...
CHAPTER 4 – APPLICATION NOTES EMC, Safety, and R&TTE Directive Compliance Hereby, MULTI-TECH SYSTEMS INC, declares that this Socket Wireless Module is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. RF spectrum use (R&TTE art. 3.2) EN 301 511 V9.0.2...
CHAPTER 4 –APPLICATION NOTES Application Notes LED Interface The LED signal indicates the SocketModem working status. LED 2 – Link Status LED 1 Signal Link Status LED Download mode or switched OFF Continuously lit Switched ON (not registered on the network) Blinking Switched ON (registered on the network) RF Performances...
CHAPTER 4 – APPLICATION NOTES Changing the Quad Band If for any reason, such as moving the modem from one geographical area to another, you want to change the band, you can accomplish this by using the #BND AT Command. Changing the GSM Band To change the GSM band, use a terminal application such as HyperTerminal for entering the AT Command.
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