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WAVESHARE ELECTRONICS
WIFI232 User Manual
The TCP connection of this function can be Webpage in "TCP connection password
authentication" is opened or disable. Please refer to the specific "5.1.6" section.
4.8.2 Upload ID
This function only applies to the module as a TCP client, in front of the data when module
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.Module 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 5.2.2.2.36-
5.2.2.2.38 section.
4.8.3 WEB IO
This function only work for "GPIO mode".
When the module is in the "GPIO mode", enter the Webpage in "WEB IO", you can click on the
corresponding button to control module pin level. Without the need to download and install app,
any platform, any equipment, as long as you can into the built-in Webpage of module through the
browser built-you can control module pin of IO.
4.8.4 Keepalive
V4.02.10. USR13 and above version of the firmware added keepalive when the TCP connection
mechanism, so when the module 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.
4.8.5 Multiple STA parameters
This function based on V4.02.10 D.U SR18 and above version of the firmware, in the sta mode, if
can network signal is too low, it will automatically switch to the other AP network (switching
network automatically restart).
This feature provides a signal threshold, when the current network signals is lower than the
critical value, the module of automatic switching network and restart.If the signal value is set to
100, the module will not switch network.Even if the current network signal is not the current
network
will
always
search,
not
heavy
to
other
networks.
The function of the specific Settings page refer to section 5.1.4.
Specific setup process, please refer to the AT command section(5.2.2.2.50-5.2.2.2.56).
4.8.6 Websocket
This module can realize the function of the websocket server, allowing serial real-time interaction
with the web module, replace the previous HTTP GET, POST, corresponding faster.This module
provides the corresponding websocket test page for user testing, specific page is as follows:(web
Page 33 of 81
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