Users Manual

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Content: Module reset command, if it returns OK, the module starts reset.
5.8. Restore Default Configuration Command
Command format： AT+DEFAULT\r\n
Return value： OK\r\n
Content: Restore the configuration parameters of the module to the default
parameters, and the MAC address is also restored to the factory default address. If
it return OK, it indicates that the module starts to restore the factory settings.
5.9. Customize Advertising Data Command
Command format： AT+ADD=0123456A\r\n
Return value： OK\r\n
ERR:CODE\r\n
Content: Users can add the customized advertising data in Bluetooth
advertisement data, such as adding 0123456A data in Bluetooth advertisement
data. If it returns OK, it indicates adding succeeded; If it returns ERR, it indicates
adding failed, for the reason that data length may exceed the maximum limit
22bytes. You cannot modify it under the Bluetooth connecting state.
5.10. Customize Product Serial Number command
Command format： AT+PID=ABCD\r\n
Return value： OK\r\n
ERR:CODE\r\n
Content: Customize product serial number in the broadcast data. If it returns OK, it
means the custom adding is successful; if it returns ERR, it means the adding fails,
the possible reason of which is that the custom data exceeds the range of serial
number requirements. The module serial number supports 0000—FFFF, and the
default is 0x0000. In the Bluetooth connection state, it cannot be modified and the
Bluetooth connection needs to be disconnected.
5.11. Bluetooth Advertising Interval Setting Command
Command format： AT+ADP=500\r\n
Return value： OK\r\n
ERR:CODE\r\n
Content: The effective time interval of Bluetooth advertising is set to
45ms-4000ms, and the factory default is 45ms. Reset the advertising interval of
Bluetooth to 500ms. If OK is returned, the reset is successful, and ERR indicates