Instalattion and operating manual: MGSM 5.0/MGSM 5.0-PS v.1.8S EN
by any standardization body, so each network operator can implement whatever it finds
suitable for its customers.
USSD can be used to provide independent calling services such as a callback service (e.g.
cheaper phone charges while roaming) or interactive data service (e.g. stock quotes, sports
results).
USSD is commonly used by pre-paid GSM cellular phones to query the available balance. The
vendor's "check balance" application hides the details of the USSD protocol from the user.
Command (yyyy =
access code)
Response
Example*
yyyy loadprepaid
'USSD'
"USSD code sent to
the network"
for
correct SMS
or
“
USSD send code error
”
for errors in account
recharging
1111 loadprepaid
*109*2894587902389
2#
yyyy loadprepaid
'USSD'
"USSD code sent to
the network"
for
correct SMS
or
“
USSD send code error
”for errors
1111
loadprepaid
*100*#
●
'USSD'
= the command for recharging a particular network operator, using the 14-digit code
from the “scratch” card (zzzzzzzzzzzzzz = “scratch” card code).
●
'USSD'
= USSD code , for example, to activate services, supplementary services (eg,
diversion of incoming calls), the top-up using telecode or checking the available limit on your
account in the prepaid system.
10. CONTROL and MODULE STATUS VIA: DTMF
Module functions enable controlling outputs and arming via DTMF code. The control is possible
during a voice connection, notifications with a remote telephone (e.g. mobile phone) or with the use
of telephone connected with the TIP-RING output. Full functionality and user friendly voice menu are
available in the configuration with the VSR-2 voice synthesizer. In case of lack of VSR-2, the voice
menu is unavailable and the DTMF control is confirmed with sound signals.
REMARKS:
●
programmable DTMF ON/DTMF OFF for particular outputs
●
access code in a numeric format (OPTIONS bookmark)
●
telephone with tone dialing (DTMF code generation)
●
possibility of combining connection and the module (use INCOMING CALLS
option in the OPTIONS bookmark)
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