Development v12

Warning - Product Update

All the resources present on this section belong to Waspmote v12, Waspmote Plug & Sense! v12 and Meshlium v3.8.

If you have a Waspmote v15, Waspmote Plug & Sense! v15 or Meshlium v4.0 please go to the new Development Section.

Check what is your version and what are the differences between the old and the new one in this document.

» BT Pro 02: Limited scan

This example shows how to make a normal limited with Bluetooth module Pro, printing number of discovered devices and storing them into SD card.

Required Materials

1 x Waspmote
1 x Battery
1 x Coin battery
1 x Bluetooth module Pro
1 x Bluetooth module antenna
1 x Expansion board (if socket 1 is used)
1 x SD card


- Socket 1 will be used to connect Bluetooth module (using expansion board)
- Socket 0 can also be used, plugging module directly.
- It is recommended to set RTC time to your actual time.
- SD card must be inserted to allow saving discovered devices.
- Never unplug module while Waspmote is turned ON.
- Bluetooth module antenna should be connected.
- The battery must be connected in ANY example.
- This example can be executed in Waspmote v12 and Waspmote v15


 *  ------------------ [BT PRO_02] - Limited scan ------------------- 
 *  Explanation: This example shows how to make a limited scan with 
 *  Bluetooth module Pro, printing number of discovered devices 
 *  and storing them into SD card. 
 *  Copyright (C) 2016 Libelium Comunicaciones Distribuidas S.L.
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  GNU General Public License for more details.
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <>.
 *  Version:		1.1
 *  Design:			David Gascón
 *  Implementation:	Javier Siscart

#include "WaspBT_Pro.h"

void setup()
  USB.println(F("BT_PRO_02 Example"));

  // Turn On Bluetooth module


void loop()

  // 1. Limited scan
  USB.println(F("Scan till find 2 devices."));
  USB.print(F("discovered: "));
  USB.println(BT_Pro.numberOfDevices, DEC);

  // 2. Print data of last inquiry (only debug purposes)



BT_PRO_02 Example
Scan till find 2 devices.
discovered: 2

00:25:d3:b0:5f:2e; 4a010c; -74; O;
00:07:80:4a:c6:50; 000000; -77; O;

Quick Publish: