Multitech MTC-C2 Podręcznik Użytkownika Pobierz pdf (Strona 24)

CONFIGURING AND COMMUNICATING WITH YOUR DEVICE

Example

A example response to AT+CSQ:

+CSQ: 15,1

Checking Network Registration for EV2 and C2

To verify that a device is registered on the network, enter:

AT!STATUS

The device returns several lines of modem status information. The second to last line indicates either:

Modem has registered.

Modem has NOT registered.

Sending and Receiving Data

Connecting Device to TCP Server as TCP Client

To send data through a connect socket:

1. Bring up Data Connection Using Internal IP stack

Enter:

AT#SGACT=1,1

The device responds with the IP Address the cellular provider assigned to the device on connection,

followed by OK. For example:

#SGACT: 25.194.185.116

Closing the Socket and the Connection

To close the socket:

■ Enter the escape sequence:+++

■ To close Socket 1, enter:AT#SH=1

The device responds with OK.

To close the data connection:

■ Enter: AT#SGACT=1,0

The device responds with OK.

Configuring Device as UDP Listener to Accept UDP Client Connections

To configure the device as a UDP client:

1. Check signal strength.

Enter:

24 MultiConnect

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Multitech MTC-C2 Podręcznik Użytkownika Strona 24