No funciona Bluetooth y Microbit

[Josefina_Blanco]

Hola, estoy tratando de visualizar la micro-bit con una aplicación creada en App Inventor utilizando la extensión BluetoothLIE pero no se visualiza nada. Alguien me puede colaborar??

[Juan_Antonio]

Try this, by @Ghica :

App Inventor, Micro:bit and UART

App Inventor, Micro:bit and UART Somehow, communicating with a micro:bit via UART is more difficult than it should be. For now, using the extensions as indicated in this tutorial, will ensure that everything works. This tutorial is intended to show how to use Bluetooth Low Energy (BLE) to send messages to a micro:bit. This can be used to control a toy robot car or any device that uses a micro:bit as its brain. This first part will only cover the basic communication with a micro:bit via BLE. A…

[Ghica]

What exactly are you trying to visualize?

[Josefina_Blanco]

Quiero encender y apagar cadenas de leds primeramente programado desde app inventor pero la extensión no reconoce las microbit. El bluetooth del celular si y el clientbluetooth lo reconoce pero hago paso a paso la aplicación con la extensión y no lee nada

[Josefina_Blanco]

sale este error Expected device index between 1 and 0

[Ghica]

Please read my tutorial that Juan pointed to, carefully. It explains exactly how you can display strings (using UART and BLE). If you have problems with it, post your blocks, or better, an .aia and the blocks on your micro:bit (a .hex file).