HOME COMMUNITY FORUM WIKI BLOG LEARN
TroubleshootingBluno

Romeo BLE Bluetooth Error

userHead Joe.Blow 2023-07-25 17:58:36 629 Views3 Replies

Cannot connect to Romeo BLE through application.  I get Error 3300: Error 9101 in extension BluetoothLE: Expected device index between 1 and 6

2023-07-27 01:38:48

Hi!

 

Do you need to connect Romeo to your mobile phone Bluetooth? If this is the case, you need to download the Bluetooth software on your phone to communicate with Romeo, instead of using the Bluetooth settings that come with your phone. (Android system)

 

 

 

 

 userHeadPic jenna
2023-07-26 04:18:59

Hi, did the above instructions solve the error problem?

 userHeadPic bidrohini.bidrohini
2023-07-26 02:33:28

Hello,

To use the BLE of the board, you can try AT commands. Please refer to this link

https://wiki.dfrobot.com/Bluno_SKU_DFR0267#Configure_the_BLE_through_AT_command

The following picture is a screenshot of the section you should look for:

 

 userHeadPic xingzhao.zhu
basehead
Register Login
p.name Romeo BLE - A Control Board for Robot - Arduino Compatible - Bluetooth 4.0 DFR0305