At Command; Command Description; Error Code; Status Printing - Ebyte E104-BT52 User Manual

6 AT command

Note: Before sending operation instructions, first ensure that the module is in wake-up mode, otherwise it will not
be able to receive configuration instructions.

6.1 Command description

All AT commands do not need to add carriage return (\r), line feed (\n)
All AT commands are not case sensitive
The return result of AT command ends with \r\n (except for returning HEX)
Command error response format +ERR=[NUM]. (NUM is ACSII)

6.2 Error code

NUM Description
1 Command not exist
2 Parameter length error
3 Invalid parameter

6.3 Status printing

Status
Connect successfully
Disconnect
System wake up
Sleep mode

6.4 Command sets

6.4.1 AT test command

Command
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Error reason
AT command string contains error
1、 AT command length sum
error；
2、Data length is beyond the correct range
1、Parameter exceed value range
slave
master
slave
master
Check AT specified data string
Check parameter
Check
according to the command
Printing info.
\r\nSTA:connect,1,<MAC\r\n
\r\nSTA:connect,1,<MAC\r\n
\r\nSTA:disconnect\r\n
\r\nSTA:disconnect,1\r\n
\r\nSTA:wakeup\r\n
\r\nSTA:sleep\r\n
Response
Solution
the parameter value
10