LRA-900-E (Ethernet to LoRa Radio Modem) User Manual
Version 1.0.1
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1.1. VxComm Technology
In general, writing a TCP/IP program is more difficult than writing a COM Port program. Another
issue is that perhaps the existing the COM Port communication system was built many years ago
and is now outdated.
As a result, a new technology, VxComm was developed to virtualize the RF Port of the
LRA-900-E to become a COM Port on the PC and allow up to 256 COM Ports to be used on a
central computer. The VxComm driver saves time when accessing LRA-900-E devices through
the Ethernet without the need for reprogramming the COM Port software on the PC.