Category Archives: SMS Modem

MOBITEK Q24, MOBITEK S80

SMS Content Has Strange Alphabets and Numbers

Product: MOBITEK S80 Type S Expiry Date of Warranty and Support  2017-12-20
Which Development Kit are you using? What is the Operating System?
Which programming language are you using? SIM Card Used:
Description of Problem: I receive SMS with number and alphabet (unknown content) quite constantly. One of the SMS I receive as below,

005200650066003A005300310035003100370037000A
004F006D006500670061002000570061007400630068
000A0050006C006500610073006500200048006F006C
0064002C000A0044006F006E20190074002000700072
006F0063006500650064

could you assist.
Trouble Shooting:
Suggested Solution:

How to Send and Read SMS Using MOBITEK S80 Modem with SMS Express in AirCard Watcher

Note: SMS Express is compatible with Type S only; Type S-L is not compatible.

  1. To send message Click on the message icon
  2. This tab will appear and you need to click the “New”
  3. Once you click new, this tab will appear you can key in the number and message.
  4. Then click send
  5. The sent message will be stored in the Sent Items
  6. To read message click on the inbox, it will show all the read and unread messages.
  7. The  message you selected will be displayed here.

How to Integrate MOBITEK S80 SMS Modem with Network Monitoring System

Here are 3 ways that your network monitoring software can send out SMS via our MOBITEK® S80 SMS Mode:-

  1. MOBITEK® CLISMS
  2. MOBITEK® SMS API
  3. MOBITEK® SMS Engine — Basic Edition

Signal Strength

Value of +CSQ RSSI dBm Condition
2 -109 Marginal
3 -107 Marginal
4 -105 Marginal
5 -103 Marginal
6 -101 Marginal
7 -99 Marginal
8 -97 Marginal
9 -95 Marginal
10 -93 OK
11 -91 OK
12 -89 OK
13 -87 OK
14 -85 OK
15 -83 Good
16 -81 Good
17 -79 Good
18 -77 Good
19 -75 Good
20 -73 Excellent
21 -71 Excellent
22 -69 Excellent
23 -67 Excellent
24 -65 Excellent
25 -63 Excellent
26 -61 Excellent
27 -59 Excellent
28 -57 Excellent
29 -55 Excellent
30 -53 Excellent

Source: http://m2msupport.net/m2msupport/atcsq-signal-quality/

MOBITEK S80 3G Modem — Send SMS via API and Connect to 3G Network at the Same Time

Problem

Many 3G modems allow you to send SMS via API or connect to 3G network but not both at the same time

 

Solution

MOBITEK® S80 it is a SMS modem and also a 3G modem.

MOBITEK® S80 allows you to do both at the same time — to send SMS via API and connect to your IoT server, cloud server (AWS, Azure) and web server via 3G network.

The pictures below show that MOBITEK S80 is connected to www.mobitek.my (internet) via U Mobile 3G network and at the same time, is able to send out SMS via MOBITEK SMS API.

MOBITEK S80 SMS Modem to Use SMS API and to Access Internet via 3G-03AirCard Watcher-05

 

More Information

 

How to Configure MOBITEK S80 SMS Modem to Use SMS API and to Access Internet via 3G at the Same Time

  1. Goto “AirCard Watcher -> Setting -> Messaging -> Routing option”  and select  “Circuit Switched”.
    MOBITEK S80 SMS Modem to Use SMS API and to Access Internet via 3G-01
    MOBITEK S80 SMS Modem to Use SMS API and to Access Internet via 3G-02
  2. After you have set to “Circuit Switched”, you can use MOBITEK SMS API and access internet via 3G at the same time.
    MOBITEK S80 SMS Modem to Use SMS API and to Access Internet via 3G-03
  3. Note that AirCard Watcher (through Sierra Wireless AirCard HSDPA Modem) uses different COM port, in this example, it is using COM port number 3.
    MOBITEK S80 SMS Modem to Use SMS API and to Access Internet via 3G-04

 

How to Use AirCard Watcher to Connect MOBITEK S80 3G Modem to 3G Network

  1. First, install AirCard Watcher.
  2. Insert SIM card into MOBITEK S80 3G Modem and connect it to PC or laptop.
  3. A new modem in “Device Manager” will appear — “Sierra Wireless AirCard HSDPA Modem”.
    AirCard Watcher-01
  4. Run AirCard Watcher.
    AirCard Watcher-02
  5. AirCard Watcher will automatically detect the MOBITEK S80 3G Modem and show the name of TELCO. In this example, it is “U Mobile”. It will also show “3G”.
    AirCard Watcher-03
  6. Click “Connect” button to connect to 3G network. If successfully connected then the red signal bar will turn to green and the “Connect” button will change to “Disconnect”.
    AirCard Watcher-04
  7. Try accessing the internet via a web browser. AirCard Watcher will show the upload and download speed (refer to red box).
    AirCard Watcher-05
  8. To check data usage, click on the “meter” icon (red box)
    AirCard Watcher-06

How to Set-Up MOBITEK S80 3G Modem in Linux Running in VirtualBox

Note: this guide is mapping the serial port of VirtualBox with the USB port of the host machine.

  1. In “Serial Ports” setting of VirtualBox, map the USB port of the host machine that is connected with S80 (COM3 in this tutorial) to COM1 (or any COM port number) in VirtualBox. If this step is missed, then MOBITEK S80 will not response in CuteCom or Putty (terminal).
    MOBITEK S80 3G Modem in Linux Running in VirtualBox-01
  2. To check if MOBITEK S80 is connected to the USB port, type “lusb”. It will show MOBITEK S80 Modem as “Sierra Wireless, Inc. MC8700 Modem”.
    MOBITEK S80 3G Modem in Linux Running in VirtualBox-02
  3. But in this  VirtualBox (virtual machine), MOBITEK S80 is connected via “Serial Ports” (as per step 1) and via “USB” of the VirtualBox. To check which serial port is MOBITEK S80 Modem connected, type in “dmesg | grep tty”. In this example, it shows “ttyS0” which is COM1 that was set in step 1 above.
    MOBITEK S80 3G Modem in Linux Running in VirtualBox-03
  4. Run CuteCom. Select “/dev/ttyS0” in device and click Open device. Then type the AT command.
    MOBITEK S80 3G Modem in Linux Running in VirtualBox-04