Categories
Description:
The advantage of modules:
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AT+CWQAP;Exit links with AP
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Testing Instruction :
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response
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OK
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AT+CWQAP=?
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illustrated
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None
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execute instruction :
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response
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OK
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AT+CWQAP
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illustrated
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None
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AT+CWSAP Setting up the AP mode parameters | ||
test instruction | response | |
illustrated | ||
Queries instruction : | response | Returns the current AP parameters |
AT+CWSAP? | +CWSAP; < ssid >,< pwd >,< chl >,< ecn > | |
illustrated | None | |
setup instruction : | response | OK |
AP+CWSAP= | Or | |
< ssid >,< pwd >,< chl >,< ecn > | EPPOR | |
illustrated | instruction parameters : | |
< ssid > string parameter , Access Point Name . | ||
< pwd > string parameter , Password up to 64 bytes ASCII | ||
< chl > Channel Number | ||
< ecn > cipher mode | ||
0 OPEN | ||
1 WEP | ||
2 WPA_PSK | ||
3 WPA2_PSK | ||
4 WPA_WPA2_PSK | ||
illustrated | This set of instructions is only effective after AP mode to open |
Command
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Description
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AT+CIPSTATUS
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Get the connection status
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AT+CIPSTART
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To establish a TCP connection or registered UDP port number
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AT+CIPSEND
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send data
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AT+CIPCLOSE
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Close TCP or UDP
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AT+CIFSR
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Get the local IP address
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AT+CIPMUX
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Start multiple connections
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AT+CIPSERVER
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Configured as a server
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AT+CIPSTATUS Get the connection status
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Testing Instruction
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response
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OK
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illustrated
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None
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Executes I nstruction
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response
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Returns the current module connection state and connection parameters
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AT+CIPSTATUS
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STATUS :< stat >
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+CIPSTATUS; < id > , < type > , < addr > , < port > , < stat >
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OK
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illustrated
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Response Value Description:
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< id > connection id number 0-4
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< type > string parameter ,type TCP or UDP
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< addr > string parameter ,IP address
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< port > Port Number
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AT+CIPSTART To establish a TCP connection or registered UDP port number
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Testing Instruction
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response
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+CIPSTART:( < type > A list of values ),( < IP address > Range),( < port > Range)
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AT+CIPSTART=?
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OK
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illustrated
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None
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Set command
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response
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OK-Format correct and the connection is successful
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1) single way connection
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Or
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(+CIPMUX=0)
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ERROR- Failure
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AT+CIPSTART=
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Or
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< type > , < addr > , < port >
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ALREAY CONNECT,Connection has been
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2) Multiple connections
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(+CIPMUX=1)
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AT+CIPSTART=
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< id >< type > , < addr > ,
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< port >
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illustrated
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Command parameters:
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< id > 0-4 connection id number
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< type > string parameter ,Indicates that the connection type, ” TCP ” established tcp connection .
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“ udp ” established UDP connection .
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< addr > string parameter ,The remote server IP address.
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< port > Remote server port number
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illustrated
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No. 0 connections can dient or server connections, the other can only be used to connect to a remote server id
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AT+CIPSEND send data
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Testing Instruction :
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response
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OK
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AT+CIPSEND=?
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illustrated
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None
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setup instructions :
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response
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Response Returns the specified length of data.
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1) single way connection
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After receiving the instruction to wrap return ">", and then begin to receive serial data, send data when the data length full lenght.
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(+CIPMUX=0)
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If you do not establish a connection or connection is disconnected, return ERROR.
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AT+CIPSTART= < lenght >
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if the data is sent successfully,return to SEND OK.
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2)Multiple connections
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(+CIPMUX=1)
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AT+CIPSTART=
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< id > , < lenght >
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illustrated
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instruction parameters :
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< id > Required for the transport connection id number.
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< lenght > numeric argument ,Indicates that the length of the send data
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AT+CIPCLOSE Close TCP or UDP
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Testing Instruction :
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response
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OK
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AT+CIPCLOSE=?
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illustrated
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None
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Set command:
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response
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If the input is correct, return OK
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Multiple connections
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Without the connection, returns the Link is not
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AT+CIPCLOSE= < id >
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If you turn off No. 0 connection, and the connection for the server, it returns Cant close (closed 0 need to restart the server connection)
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illustrated
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command parameter:
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< id > Need to close the connection id
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Executes Instruction:
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response
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If the input is correct, return OK
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single way connection
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Without the connection, returns the
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AT+CIPCLOSE
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ERROR
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If you want to shut down the server, it returns we must restart (connection need to restart)
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illustrated
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None
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illustrated
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Closed state is unlink
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AT+CIFSR Get the local IP address
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Testing Instruction :
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response
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OK
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AT+CIFSR=?
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illustrated
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None
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Executes Instruction:
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response
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+CIFSR:<IP address>
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AT+CIFSR
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OK
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Or
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ERROR
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illustrated
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return response :
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<IP address>-The current IP address of the machine(station)
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AT+CIPMUX Start multiple connections
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query directives :
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response
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+CIPMUX:<mode>
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AT+CIPMUX?
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OK
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illustrated
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None
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Set command:
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response
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OK
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AT+CIPMUX=<mode>
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If you already are connected, it returns
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Link is builded
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illustrated
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command parameter
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<mode>
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0 single way connection mode
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1 Multiple connection mode
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Executes Instruction
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response
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None
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illustrated
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None
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AT+CIPSERVER Configured as a server
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Executes Instruction
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response
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Automatically create a server monitor server after opening
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AT+CIPSERVER=
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OK
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<mode>[,<port>]
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If 0 connection being used, it returns the Link is builded
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Close need to restart the server
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illustrated
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command parameter:
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<mode>
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0 Close the server mode
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1 Open the server mode
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<Port> port number, the default value is 333
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Classification
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instruction format
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command function
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TEST command
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AT+<X>=?
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This command is used to query or set command to set the parameters of the internal procedures and its value range.
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Query command
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AT+<X>?
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This command returns the current value of the parameter.
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Set command
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AT+<X>=<...>
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This command is used to set the user custom parameter values.
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Execute Command
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AT+<X>
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This command is used by the module to perform internal program control functions varying parameters immutable.
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Command
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Description
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AT+RST
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Restart the module
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AT+RST Restart the module
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Execute Command :
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response
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OK
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AT+RST
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illustrated
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None
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Command
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Description
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AT+CWMODE
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Select WiFi application mode
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AT+CWJAP
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Join AP
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AT+CWLAP
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Lists currently available AP
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AT+CWQAP
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Exit connection with the AP
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AT+CWSAP
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Setting up the AP mode parameters
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AT+CWMODE Select WiFi application mode
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TEST command
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response
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+ CWMODE: (<mode> value list)
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AT+CWMODE= ?
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OK
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illustrated
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The response returns the current what model can support
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Query command
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response
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+ CWMODE: <mode>
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AT+CWMODE ?
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OK
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illustrated
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In response to the current in which model
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Set command
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response
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OK
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AT+CWMODE=<mode>
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illustrated
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This instruction should be come into force after the restart (AT + RST)
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command parameter<mode> :
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Station model
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AP model
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AP and Station mode
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AT+CWJAP Join AP
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Query command
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response
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+CWJAP:<ssid>
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AT+CWJAP?
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OK
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illustrated
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Response returns the currently selected AP
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Set command
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response
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OK or ERROR
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AT+CWJAP=<ssid>,<pwd>
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illustrated
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command parameter:
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<ssid>String parameters, access point name
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<pwd>String parameters, the password up to 64 bytes
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ASCII
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AT+CWLAP Lists currently available AP
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Execute Command :
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response
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Successful, returns the AP list
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AT+CWLAP
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+CWLAP:<ecn>,<ssid>,<rssi>,[,<mode>]
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OK
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Or
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Fails, the return .
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ERROR
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illustrated
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Response Parameter Description :
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<ecn> 0 OPEN
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1 WEP
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2 WPA_PSK
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3 WPA2_PSK
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4 WPA_WPA2_PSK
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<ssid>String parameters, access point name
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<rssi>Signal strength
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<mode>0 Manual connection
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1 automatic connection
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