Convert Server User Manual
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Jinan USR IOT Technology Limited
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Each TCP client first data is the “p0x0d+0x0a” (the password is Webpage authentication password).
The default password is “admin”, so the first piece of data should be "0x61 0x64 0x6D 0x69 0x6E 0x0D 0x0A"
(Hex). If the password is correct, the Convert Server returns "OK", on the other hand, return to the "NO" and
disconnect.
The TCP connection of this function can be Webpage in "TCP connection password authentication" is
opened or disable.
5.6.2. Upload ID
This function only applies to the Convert Server as a TCP client, in front of the data when Convert Server
connected to the server with two bytes of ID (ID the range is 0 ~ 65535, the high byte before, and the low byte
behind) plus two bytes ID radix-minus-one complement.Convert Server is the default ID is 1111, for example,
is sent to the server when the first four bytes "0x57 0x04 0xfb 0xa8".
There are two ways to upload their own id: one is to upload their own id for connection to the server for the
first time;The other is a plus id in front of each data.
ID number related parameter is set in the "serial port and other Settings" section of the web, build joint
function of ID for the first time, and each data with the function of ID are opened by default.
ID can also use the at command to set the related parameters, specific refer to Module specification.
5.6.3. Synchronnize Baudrate
This feature, please cooperate with our company's virtual serial port software use.
Use a serial port connected Convert Server, and use the at command "at + AABR = on" open this function
and restart.In the USR - VOCM software "synchronize baudrate (RFC2217 similar)" is selected, the following
figure.
Figure 16
RFC 2217
In this way, the Convert Server of baud rate will be as the USR-VCOM to change at any time, and don't have
to restart the Convert Server.If restart the Convert Server, baud rate and will come back to before.
5.6.4. Keepalive
V5.01D.01and above version of the firmware added keepalive when the TCP connection mechanism, so
when the Convert Server of network anomalies, timely diagnose abnormal to the network and disconnect,
when the network has resumed after, and just in time to connect to the server.
