USSD Response Reply with GSM modem and C#

Asked Jul 03 '16 at 05:56

Active Jul 03 '16 at 06:44

Viewed 390 times

I can access gsm modem using C# and AT commands.

After sending: AT+CUSD=1,"*789#",15, it responses with:

+CUSD: 1,"Welcome to Power Menu

Amar Tune

Internet

Self Services

Infotainment

News

Islamic Services

Music Station

More 0: Back H: MainMenu",64

I want to go to menu 3 like 3. Self Services. But how do I reply to it. Could you help me?

edited Jun 20 '20 at 09:12

Community

asked Jul 03 '16 at 05:56

Saiful Islam

1

Already answered : http://stackoverflow.com/questions/15850819/at-command-ussd – Jul 03 '16 at 06:11
I have read, but not working, always response +CUSD: 2 – Saiful Islam Jul 03 '16 at 06:30
Im working on something similar, do you mind sharing your code ? Im getting errors when running the commands. – Joewy Lombe Oct 18 '20 at 15:41

USSD Response Reply with GSM modem and C#

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