USR-GPRS232-DTU USR MANUAL
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Jinan USR IOT Technology Limited
6.2 router class public transit server applications
By using the dynamic domain name + public network IP addresses of the port m PC to build
application environment, users can achieve the same function with the public network server. With a lower cost to build
production monitoring environment, small and medium enterprises could choose this way of building / upgrading their
system.
6.3 virtual serial port for remote applications
The DTU module of our company and other products all support the virtual serial port to realize remote serial
port application. The module supports RF217 function, when using virtual serial port. This function can support
dynamically changing the serial port parameter, almost no different to actual serial port , can also set the baud rate,
data bits, stop bites, parity and other parameters, and the GPRS module serial and virtual serial port will change
parameters at the same time. This method greatly enhances the flexibility of use, has good application value
The details to use DTU working with virtual serial, please refer to application documents of CD.
DTU working with virtual
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