Data Sheet

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2. Command Description
2. Command Description
Each command set contains four types of AT commands.
Type
Command Format
Description
Test Command
AT+<x>=?
Queries the Set Commands’ internal parameters and their range of
values.
Query Command
AT+<x>?
Returns the current value of parameters.
Set Command
AT+<x>=<…>
Sets the value of user-defined parameters in commands, and runs these
commands.
Execute Command
AT+<x>
Runs commands with no user-defined parameters.
⚠ Notice:
•
Not all AT commands support all four variations mentioned above.
•
Square brackets [ ] designate the default value; it is either not required or may not appear.
• String values need to be included in double quotation marks, for example: AT+CWSAP="ESP756290","21030826",
1,4.
• The default baud rate is 115200.
• AT commands have to be capitalized, and must end with a new line (CR LF).
Espressif
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2017.05