Cermetek Microelectronics, Inc Page 34 of 42
Document NO. 607-00xx Revision A (12/13)
4.2.5.17
AT+WSCAN
: this command causes the module to seek an Access Point. This command
only works when the CH232BGN is in Station mode.
Search for Access Point
AT+ WSCAN<CR>
+ok=<ap_site><CR>< LF ><CR>< LF >
Parameters:
ap_site =Searched for Access Point
Note: This command is only active in Station mode.
4.2.5.18
AT+ TCPLK
: This command checks the CH232BGN to see if a TCP link is established.
Confirm presence of a TCP Link
AT+TCPLK<CR>
+ok=<sta><CR>< LF ><CR>< LF >
Parameters:
sta.: ON = TCP Link established
OFF = No TCP Link Established
4.2.5.19
AT+TCPDIS
: This command allows the user to control a TCP Link or read TCP Link status.
Read TCP Link Status
AT+TCPDIS<CR>
+ok=<sta><CR>< LF ><CR>< LF >
Set TCP Link
AT+ TCPDIS=<on/off><CR>
+ok<CR>< LF ><CR>< LF >
Parameters:
sta. (Set/Read TCP link status) = ON (Immediately make TCP connection)
= OFF (disconnect TCP connection)
Note:
This command functions only when the CH232BGN is configured as a TCP Client
