AM335X-PAC Series User Manual version 2.0.1 Page: 87
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5.6.2. SMS(Short Message Service)
The LP-5231PM-3GWA and LP-5231PM-4GE/LP-5231PM-4GC module are equipped with a 3G/4G
connection application, meaning that users can download and install software for the purpose of
sending short messages via a 2G, 3G, or 4G network. Four SMS tools are available for installation
that allows SMS (Short Message Service) applications to be implemented on the
LP-5231PM-3GWA and LP-5231PM-4GE/LP-5231PM-4GC module, each of which will be described
in more detail below.
However, it is recommended that only one SMS tool be installed on the system at any one time so
as to avoid software dependencies. You should ensure that any existing tools have been
completely removed from the system before installing another SMS tool.
By default, the name of the 3G device is /dev/ttyUSB3, as illustrated in Figure 5.6.2-1.
Figure 5.6.2-1.
LP-5231PM-3GWA 3G device name
The following is a brief introduction to the four SMS tools available. Any one of which can be
installed to send SMS messages, and they are organized as follows:
