User's Manual

HF-A21-SMT Embedded WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd
www.hi-flying.com
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 Parameters:
 time: TCPB time out time, <=600 (600s), >=0 (No time out), default 300
After HF-A21-SMT module boots up again, the setting will be effective.
4.2.2.31. AT+TCPLKB
 Function: Query TCPB link status;
 Format:
AT+TCPCKB<CR>
+ok=<sta><CR>< LF ><CR>< LF >
 Parameters:
 sta: TCPB link status
 on, TCPB link OK
 off, TCPB link not availabe
4.2.2.32. AT+EPHY
 Function: Enable ETH interface;
 Format:
 Set Operation
AT+ EPHY=<CR>
+ok<CR>< LF ><CR>< LF >
Ethenet port function is disabled bydefault. Input this command to enable Ethenet. This
command is not saved, this means after the module reset, Ethenet is disabled by default. Input
“AT+FEPHY=on” to enable Ethenet forever..
4.2.2.33. AT+STTC
 Function: Enable/Disable STA port scan function;
 Format:
 Query Operation
AT+ STTC<CR>
+ok=<sta><CR>< LF ><CR>< LF >
 Set Operation
AT+ STTC=<on/off><CR>
+ok<CR>< LF ><CR>< LF >
 Parameters:
 sta: when query, this value feedback
 On: Enable STA port scan function;
 Off: Disable STA port scan function;
4.2.2.34. AT+DOMAIN
 Function: Set/Query domain ofmodule webpage;
 Format:
 Query Operation
AT+ DOMAIN<CR>
+ok=<domain><CR>< LF ><CR>< LF >
 Set Operation
AT+ DOMAIN=<domain><CR>
+ok<CR>< LF ><CR>< LF >
 Parameters:
 domain: domain to acess to module webpage.
4.2.2.35. AT+FRLDEN
 Function: Enable/Disable nReload pin function;
 Format:
 Query Operation