Multi-Tech Systems MTCBA-E-U manual Using Short Message Service SMS, Write a message to memory

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Chapter 3 – Using Your Wireless Modem

Using Short Message Service (SMS)

If you have SMS (Short Message Service), you can manipulate such messages in these ways: send, read, store, and delete. The AT commands needed to perform these functions are listed below. Please refer to the EDGE AT Command Reference Guide for a complete list and definitions of the SMS commands.

1.Send a short message to a specified number. Type AT+CMGS="8585551212" <press Enter> Wait for the “>” before entering text.

Then type your message:

Please call me soon. <press ctrl Z>

The modem may respond with +CMGS:<mr> OK

2.Write a message to memory.

You can store a message to send it at a later date. Type AT+CMGW=”8585551212” <press Enter> Wait for the “>” before entering text.

Then type your message:

Please call me soon. <press ctrl Z>

The modem may respond with +CMGW: <index> (The index number will be given)

3.Send a message from storage. Type AT+CMSS=x <press Enter>

The modem may respond with +CMSS: 1 OK (The transmission is successful. One SMS message is sent.)

Note: The x represents an index location.

4.View a list of stored messages. Type AT+CMGL=x <press Enter> For x, substitute one of the following:

"REC UNREAD" Shows unread messages.

"REC READ" Shows read messages. "STO UNSENT" Shows unsent messages.

"STO SENT" Shows sent messages.

"ALL"Shows all messages.

The modem will respond AT+CMGL: 1,"REC UNREAD","8585551212",1...

The modem will continue until all UNREAD messages, numbers, and index number are listed.

5.Read a stored message.

Type AT+CMGR=x <press Enter>

The modem may respond with +CMGR: "REC READ", "8585551212", ......

Note: The x represents an index location.

6.Delete a stored message.

Type AT+CMGD=x <press Enter> The modem will respond OK.

Note: The x represents an index location.

Multi-Tech Systems, Inc. MultiModem EDGE USB Wireless Modem User Guide

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Contents MultiModem Edge USB Technical Support Country By Email By Phone Revision History Date DescriptionTrademarks and Logos World HeadquartersContents Product Description Product Description SpecificationsFeatures Application Types Benefits/Features in ApplicationsApplication Overview Safety Package Contents Electrical Characteristics SpecificationsAntenna/RF Specifications General SpecificationsLEDs AT Command Reference GuidesInterfaces Insert the SIM Card into the Holder Activation InstallationActivate Your Wireless Account Handset Connection Optional Connect the Antenna and USB CableAttach the Modem to a Flat Surface Optional Introduction Install the Modem DriverInstalling the Modem Driver in Windows XP/2003 Part a for Windows XP/2003 Installing the USB DriverClick Continue Anyway Click on Install from a list or specific location AdvancedCompleting the Found New Hardware Wizard screen appears Part C for Windows XP/2003 Installing the Modem INF File Part a for Windows 2000 Installing the USB Driver Installing the Modem Driver in WindowsPage Part B for Windows 2000 Associating PC Port with USB Driver Part C for Windows 2000 Installing the Modem INF File Examples of Useful AT Commands Using Your Wireless ModemPhone Number for the Wireless Modem Establishing a Voice Call Answering a Circuit-Switched Data CSD ConnectionRead a stored message Using Short Message Service SMSWrite a message to memory Send a message from storage. Type AT+CMSS=x press EnterShort Messages Examples Modem Options window Internet AccessConnecting to the GPRS/EDGE Network for Internet Access RequirementsCreate Your Dial-Up Connection in Windows XP Disconnecting the ConnectionMobile PhoneTools Solutions for no carrier message Troubleshooting Frequently Asked QuestionsTroubleshooting Examples Solutions for ‘no connection through serial link’ situationFrequently Asked Questions Etsi contact Wireless Modem Reference InformationReference Information Repair Procedures for U.S. and Canadian Customers Appendix a Warranty and RepairsMulti-Tech Warranty Statement Info@thesupplynet.com Repair Procedures for International CustomersRepair Procedures for International Distributors Replacement PartsJuly

MTCBA-E-U specifications

Multi-Tech Systems, a pioneering leader in IoT devices, offers the MTCBA-E-U, a compact and powerful cellular modem designed for a variety of applications. Known for its flexibility and robust connectivity, the MTCBA-E-U is tailored for developers and businesses looking to integrate cellular connectivity into their projects. This versatile device supports multiple cellular standards, including LTE, making it suitable for a wide range of IoT solutions.

One of the standout features of the MTCBA-E-U is its ability to provide reliable data transmission over cellular networks. It supports global LTE bands, ensuring that the device can operate seamlessly across various regions. This makes it an ideal choice for organizations that require a consistent connection for remote monitoring, asset tracking, or machine-to-machine communication.

The MTCBA-E-U boasts a compact form factor, allowing for easy integration into existing systems without occupying excess space. This feature is particularly beneficial for applications where space is at a premium. Additionally, the device is equipped with multiple interfaces, including USB, UART, and GPIO, offering flexibility for different connection and communication needs.

Powered by an efficient processor, the MTCBA-E-U delivers fast data rates, ensuring that users receive timely information. Its low power consumption is another notable characteristic, allowing for longer operational times, which is crucial in battery-powered applications. This efficiency contributes to the overall sustainability of solution deployments, particularly in remote or hard-to-reach locations.

Security is a top priority for IoT devices, and the MTCBA-E-U does not disappoint. It incorporates advanced security protocols to protect data transmission. This includes features like secure boot and encryption, helping to safeguard sensitive information against potential cyber threats.

Multi-Tech Systems provides comprehensive support and resources for developers using the MTCBA-E-U. This includes a rich set of development tools and APIs, enabling users to rapidly prototype and deploy their applications. The company's commitment to customer support ensures that businesses can overcome challenges quickly and effectively.

In conclusion, the Multi-Tech Systems MTCBA-E-U is a versatile and reliable cellular modem that stands out in the IoT landscape. With its global LTE support, compact design, multiple interfaces, low power consumption, and robust security features, it is an excellent choice for any organization looking to leverage cellular connectivity in their IoT solutions.
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