Ebyte E104-BT5011A, User Manual

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16
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 Instructions

All AT commands and responses do not need to add carriage return (\r), line feed (\n)

Command error response ERR=[NUM]. (NUM is ASCII)

AT command parameter format: [para]. Does not contain [].
6.2 Error code
NUM Description Cause of error Solution
1 unknown error
2 Invalid parameter 1
、
Parameter out of range;
2
、
Wrong number of parameters;
Check parameters
3 Number parameter length 1
、
Field string type, HEX group number
type has read over the maximum or
under the minimum length limit
Check the parameter length against
the command
4 Parameter is empty Check parameters
5 busy
1.Parsing instructions; Resend the instruction later
6 role 1.The current role does not support this
operation.
Confirm the current role of the module
7 not connected 1.The current device is not connected
and this operation is not supported.
300
MAC address not found
301
MAC binding list is full Mac binding can bind 8-bit address at
most.
Delete the invalid address and add it
again.