Board Overview

Wireless Programming via BLE

In this section, we will learn how to Upload the sketch on air via BLE.

Tools required



BLUNO/Bluno Nano/BLE link x2



Micro USB cable x2

1.There are two different roles of BLE devices , CENTRAL and PERIPHERAL. So if we want

establish transparent communication, one device should be configured to CENTRAL, while the other

should be configured to PERIPHERAL.

2.Turn the switches to "AT"(Before V1.7)/Input "+++" (After 1.8) in the Serial port to enable the AT

command mode.

3.Connect them with computer.

4.For the CENTRAL device, sending the following AT command :