ESP8266 Debug Notes

One. Configure WiFi mode

1.Station Mode: Station is the AP client mode, the wireless card as the receiving point mode (accept)

2.AP Mode: AP is the meaning of the base station, is the meaning of the transmitting station, wireless router (send)

3.AP and Station mode

Configured with: at+cwmode=x (x = #)

such as:at+cwmode=2

Response: OK

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Two. Set the parameters in AP mode

Setup directive: at+ cwsap= <ssid>,<pwd>,<chl>, <ecn>

Instruction is valid only after AP mode is turned on
<ssid> string parameter, Access point name
<pwd> string parameter, password maximum 64 bytes ASCII
<chl> Channel number
< ECN >

0 OPEN
1 WEP
2 WPA_PSK
3 WPA2_PSK
4 WPA_WPA2_PSK

(need to know further)

such as: at+cwsap= "ESP8266", "0123456789", 11,0

Response: OK

ERROR

1.esp8266 for the search to the WiFi name

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Three. Restart

At+rst

Response: OK

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Four. Start multiple connections

at+cipmux=0; single-channel connection

at+cipmux=1; multi-channel connection

Response
If the format is correct and the connection is successful, return
Ok
otherwise return
ERROR

such as:at+cipmux=1
If the connection already exists, return
Alreay CONNECT

Five. Configure As Server

at+ Cipserver=<mode>[,<port>]

Parameter description
<mode>0 shutting down the server mode
1 Turn on server mode
<port> port number, default value is 333

Response
Ok
Shutting down the server requires a restart

Description
Automatically set up server snooping after opening server
When there is a client access, it automatically takes up a connection sequentially
at+ cipmux=1 to open the server

Example:at+cipserver=1,5000 open TCP service port

ESP8266 Debug Notes