
Communications
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How the M90 works with SMS messaging
To allow the M90 to use SMS messaging, you select 'Use SMS messaging' in the M90
OPLC SMS Configuration box.
The charts below show the actual process--exactly how the M90 initializes and works with a
GSM modem. This information is provided for advanced users who may require it for a
specific application, or for troubleshooting.
Initialization
After initialization, the M90 can send and receive SMS messages.
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