Hangzhou Tuolima Network Technologies GSM GSM VOICE MODEM User Manual
Hangzhou Tuolima Network Technologies Co., Ltd. GSM VOICE MODEM
Users Manual
![](/img.php?id=1214396&img=bg1.png)
1
GSM Voice Modem
User Manual
![](/img.php?id=1214396&img=bg2.png)
2
Read First
Before operating the system, please read this manual thoroughly, and retain it for future
reference.
Attention
Please not leave the GSM Voice Modem.The GSM Voice Modem can only be used after has a
valid SIM card inserted. Please do not remove the shielding cover.
Warning
Hangzhou Tuolima Network Technologies Co., Ltd.will not fix the GSM Voice Modem that is
opened by user.In such case, its warranty will be terminated too.
1. Summary
More and more applications emerged with the rapid development of wireless data services, such
as vehicle navigation, remote monitoring, wireless Internet access, wireless POS, etc. Thus, more
and more devices need to be able to do wireless communication. With this background, Hangzhou
Tuolima Network Technologies Co., Ltd. develops its GSM Voice Modem. Users of this product
can add wireless communication capability easily to their own products, and then, develop many
applications.
The GSM Voice Modem mostly fits the need of data transfer, with SMS data communication,
GPRS data navigation, Circuit Switch / Data Connectivity, TCP/IP protocol etc. Because the easy
setting up in SCM (Single Chip Micyoco), it is convenient for network data communication. The
GSM Voice Modem with small size, which fits both embedded application and external peripheral
equipment. The AT command set and USB interface will offer easy data connection without any
extra circuit control.
Traditionally, the above applications use digital cellular, CDPD or other wire-line modem to
do communication, and these technologies are of the disadvantages of high communication
expense, limited communication range, dial before communications, etc. When we begin to
use GSM Voice Modem, all these problems disappeared.
Please read this manual carefully before your installation, and please keep this manual for
further reference.
![](/img.php?id=1214396&img=bg3.png)
3
2. Interfaces
1 USB port,
SIM Card Holder
3. Features
Supporting both Chinese/English SMS data communication
Supporting 1900 MHz GSM band, better signal quality
Supporting AT Command Set
Standard USB port, easy to use
Industrial standard design and quality guarantee
4. Specifications
Operation temperature ˖-25 - +60ć
Storage temperature˖-35 - +80ć
Humidity ˖0 - 95ˁnon-condense
Current˖standby 50mAˈwork 300mA
Weight˖250g
![](/img.php?id=1214396&img=bg4.png)
4
5. Installation
a) Open the SIM card holder, insert in a valid SIM Card provided by GSM network operator or
service provider.
b) Install the GSM Modem to your location.
c) Fix the USB cable to the GSM modem, the supplied cable will connect the unit to a PC. For
other devices you may need a crossover cable.
Make sure that all connections are properly
![](/img.php?id=1214396&img=bg5.png)
5
6. Modem Basic Operation
A. Module connection with Hyper Terminal.
1. Establish or Open Hyper Terminal from All Programs ÆAccessories-Æ
Communications and setting up relevant parameters. Module baud rate is 115200.
(1). Establish connection.
(2). Setting up usage port.
![](/img.php?id=1214396&img=bg6.png)
6
(3). Setting up port parameters.
![](/img.php?id=1214396&img=bg7.png)
7
(4). Setting up property in File Menu of Hyper Terminal
![](/img.php?id=1214396&img=bg8.png)
8
2. You can input word “AT” then press “Enter” key, it should be response word “OK” means work
property. All commands are executed by pressing ĀEnterākey.
Example as below:
![](/img.php?id=1214396&img=bg9.png)
9
3. If SIM card requires switch on password, please enter: AT+CPIN=Āpasswordā
4. Read module information
AT+CGMI ˄Manufacture name˅
AT+CGMM ˄Read Module model˅
AT+CGMR (Read module current SW version information)
AT+CGSN (Module serial number)
B. Dial call or receive call (Modem doesn’t provide voice port even with relevant
command)
1. Dial call ATDxxxxxxxxx˗˄xxxxxxxxx is phone numberˈexample˖ATD1860˗˅
2. Call waiting function˖AT+CCWA
3. Hold function˖AT+CHLD=˛
4. Dial latest call number˖AT+CLCC=˛
5. Enter information once connection established˄DTMF˅˖AT+VTS=˄0-9ˈ#ˈ*ˈA-Z˅
Dial Extension number˄example˖1234˅˖AT+VTS=1
AT+VTS=2
AT+VST=3
![](/img.php?id=1214396&img=bga.png)
10
AT+VST=4
6. Receive call: ATA
7. Hang off call: ATH
8. Incoming call ID: AT+CLIP=1
9ǃSMS function˖
ŁSetting up SMS Center number˖AT+CSCA=Ā+8613800XXXXXXāˈ145
SMS Center number˖+8613800XXXXXX
łTEXT parameter˖AT+CSMP=17ˈ168ˈ0ˈ0English format
AT+CSMP=17ˈ168ˈ0ˈ0Chinese format
ŃSend SMS˖AT+CMGS
ńRead single SMS˖AT+CMGR=1
ŅList multiple SMS˖AT+CMGF=1
AT+CMGF=4
ņ Delete SMS˖AT+CMGD
Example 1˖Send English character SMS
AT+CMGF=1
AT+CSMP=17ˈ168ˈ0ˈ0
AT+CMGS=ĀTelephone numberā
>Character information Ctrl+z
Example 2˖Send Chinese character SMS
AT+CMGF=1
AT+CSMP=17ˈ168ˈ0ˈ8
AT+CMGS=ĀTelephone numberā
>Chinese character information Ctrl+z
10. Chinese character information is Unicode.
![](/img.php?id=1214396&img=bgb.png)
11
GPRS Internet Access
The below guide is an example of connecting your GSM modem to a PC and establishing a GPRS
connection to the internet through standard "Dial Up Networking"
Double Click the “Phone and Modems Option” in “Control Panel”
Double Click the “Phone and Modems Option” Icon
Select the “Modem” tab
Click the “Add…” button at the bottom of the menu
Make sure the “Don’t detect my modem; I will select it from the list” is selected
Your next screen will ask you which modem you have, make sure “Standard 33600 Bps”
modem is selected
![](/img.php?id=1214396&img=bgc.png)
12
You will then be greeted with a messages saying you have “Successfully Installed Your
Modem” Select your modem from the list in your “Phone and Modem Options” and click the
ĀProperties” button.
A new window will appear, from here you can test your modem by selecting “Diagnostics” to
ensure you have selected the appropriate COM port.
Click on the “Advanced” tab and enter the setting. Please note that you will need to obtain your
APN (Access Point Name) from your cell phone provider to replace the “CMNET” value
![](/img.php?id=1214396&img=bgd.png)
13
You can then establish a dial up networking connection by double clicking your “My Network
Places” icon, Selecting “View My Network Connections” and “Add a New Network Connection”
option.
You will also need to obtain your username and password from your ISP, your number to dial is
*99#
![](/img.php?id=1214396&img=bge.png)
14
Warning:
This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation. Changes or
modifications not expressly approved by the party responsible for compliance could void the user's
authority to operate the equipment.
FCC Radiation Exposure Statement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment .This equipment should be installed and operated with minimum distance
20cm between the radiator& your body.
FCC Caution:
Any changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate this equipment.
N
OTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant
t
o part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful
i
nterference in a residential installation. This equipment generates, uses and can radiate radio frequency energy
a
nd, if not installed and used in accordance with the instructions, may cause harmful interference to radio
c
ommunications. However, there is no guarantee that interference will not occur in a particular installation. If th
is
e
quipment does cause harmful interference to radio or television reception, which can be determined by turning
t
he equipment off and on, the user is encouraged to try to correct the interference by one or more of the followin
g
m
easures:
-
Reorient or relocate the receiving antenna.
-
Increase the separation between the equipment and receiver.
-
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
-
Consult the dealer or an experienced radio/TV technician for help.