BLE connection
hello,
I tried to use your BLE connection method, but it keeps failing. These are my code.
picture 1：
https://drive.google.com/file/d/15XEgYWNRo6rnnulETkiXxZo4fOhcgZIn/view?usp=sharing
picture 2：
https://drive.google.com/file/d/1cMtJyGcWgj22EEuN3R3-0_3e3xWOlgUj/view?usp=sharing
picture 3：
https://drive.google.com/file/d/1Yukmr3c7W9IZSVU7J8nVisuHW-5uN16t/view?usp=sharing
Can't connect here
picture 4：
https://drive.google.com/file/d/1L8oJ3zh4yzDT6r-RVstgwh4KnM09TgpL/view?usp=sharing
No message will be displayed when using this code.
picture 5：
https://drive.google.com/file/d/1EDCnNrEA91V93NJwzj13tVqWwK3gt-e_/view?usp=sharing
What should I do?