MD-109 User Manual
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Step 3: Communication between MD-109 and mServer
After configuration and reboot, MD-109 will automatically connect to
mServer data center. The green indicator light will flash slowly and
then quickly, and at last it will light all the time, then this means
MD-109 has connected to the data center. At this time, in mServer
the status of this device will show "Online".
Figure Appendix 1-3: Device shown online in mServer
mServer provides various kinds of interfaces that the user end
program can connect to, for example, TCP port, physical serial port,
and virtual serial port. The mostly used interface is virtual serial port.
In mServer, map MD-109 to virtual serial port, then open this virtual
serial port with COM or other serial port software to communicate with
the serial port devices that connect with MD-109.