USR-C321
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WiFi Module User Manual
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<CR><LF>+OK=<NUM><CR><LF>
<CR><LF>+OK=<NUM><CR><LF>
<CR><LF>+OK=<NUM><CR><LF>
<CR><LF>+OK=<NUM><CR><LF>
�
Set
AT+
AT+
AT+
AT+ CHANNEL
CHANNEL
CHANNEL
CHANNEL =<NUM><CR>
=<NUM><CR>
=<NUM><CR>
=<NUM><CR>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
�
Parameters:
�
NUM:channel 1-11.
20) AT+SOCKA
�
Function:
Set/query network protocol parameters
�
Format:
�
Query
AT+SOCKA<CR>
AT+SOCKA<CR>
AT+SOCKA<CR>
AT+SOCKA<CR>
<CR><LF>+OK=<protocol,IP,port
<CR><LF>+OK=<protocol,IP,port
<CR><LF>+OK=<protocol,IP,port
<CR><LF>+OK=<protocol,IP,port ><CR><LF>
><CR><LF>
><CR><LF>
><CR><LF>
�
Set
AT+SOCKA=<
AT+SOCKA=<
AT+SOCKA=<
AT+SOCKA=< protocol,IP,port
protocol,IP,port
protocol,IP,port
protocol,IP,port ><CR>
><CR>
><CR>
><CR>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
�
Parameters:
�
Protocol:Protocol type, including
�
TCPS
TCP server
�
TCPC
TCP client
�
UDPS
UDP server
�
UDPC
UDP client
�
IP:When the module is set to "CLIENT", the IP address of the server
�
Port: Protocol port, decimal number, less than 65535
21) AT+LANN
�
Function:
Set the IP query AP mode;
�
Format:
�
Query
AT+LANN<CR>
AT+LANN<CR>
AT+LANN<CR>
AT+LANN<CR>
<CR><LF>+OK=<IP,MASK><CR><LF>
<CR><LF>+OK=<IP,MASK><CR><LF>
<CR><LF>+OK=<IP,MASK><CR><LF>
<CR><LF>+OK=<IP,MASK><CR><LF>
�
Set
AT+
AT+
AT+
AT+ LANN
LANN
LANN
LANN =<IP,MASK><CR>
=<IP,MASK><CR>
=<IP,MASK><CR>
=<IP,MASK><CR>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
<CR><LF>+OK<CR><LF>
�
Parameters:
�
IP: ip
�
MASK:mask
22) AT+SOCKLKA
�
Function:
Query the TCP link is established;
�
Format:
AT+
AT+
AT+
AT+ SOCKLKA<CR>
SOCKLKA<CR>
SOCKLKA<CR>
SOCKLKA<CR>
<CR><LF>+OK=<STA><CR><LF>
<CR><LF>+OK=<STA><CR><LF>
<CR><LF>+OK=<STA><CR><LF>
<CR><LF>+OK=<STA><CR><LF>
�
Parameters
�
STA: showing if the TCP link is established
�
CONNECT:
TCP connected
�
DISCONNECTED: TCP Disconnected
23) AT+REGENA