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Questions tagged [bluetooth]

Bluetooth enables short-range wireless communication between devices.

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1answer
68 views

Uploading code to Arduino wirelessly

I have been working on a project watch which would work best if it is entirely sealed (to waterproof it). The watch may need future updates, but I will be unable to send code to it using a usb ...
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1answer
813 views

PC Cannot Access HC-06 Bluetooth COM Port

I have an HC-06 Bluetooth module connected to an Arduino UNO board to allow for the data received by the Ultrasonic sensor to be transferred to my PC via bluetooth and serial communication. I am using ...
0
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1answer
178 views

Arduino development vs nRF51 development

Originally I had an idea to develop an Arduino-compatible project using an ATmega328P, some sensors and the nRF51822 as the BLE radio. As I progressed, I realized that if I relaxed the Arduino-...
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1answer
709 views

Bluetooth Arduino control (was Speech recognition arduino control) [duplicate]

How to I control arduino with voice. I got an Android app but it works only with Internet connectivity. So I was an Android app with works offline when I connect to my Bluetooth HC-05. Please suggest ...
2
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3answers
11k views

How to receive data via Bluetooth on an Arduino 101?

The Arduino 101 came out recently, and it has built-in "Bluetooth Low Energy" capabilities. The tutorials and code examples that can be found for the 101 all seem to be about transmitting data, but I ...
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1answer
425 views

Arduino IDE stopped uploading sketches to BLEduino board

I know similar questions to this have been asked before, but I have a "resp=0x10" which I haven't found elsewhere, so maybe it's different, the board is also not an Arduino Uno although it's should be ...
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1answer
4k views

How to know if my Bluetooth HC-05 is connected through serial monitor

I want to connect a Bluetooth module to arduino and check if my module is connected or not.. Through serial monitor. Is there and particular code to connect with that?
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2answers
10k views

Can not connect with Bluetooth hc-05

I connect my Bluetooth hc-05. But the blind led in the Bluetooth module is not stable when I connect with my Android phone. Help help me to solve this.
1
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1answer
276 views

Configure HC-05

I am trying to send/receive data from Android to my Arduino (via a HC-05) and later from Arduino to Android. I have configured my HC-05 as slave, and the UART=9600,0,0.... To send data from Android to ...
3
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2answers
29k views

HC-06 Bluetooth Module on Arduino Nano

I'm working on a project where I need to have Bluetooth capability on my Arduino Nano to send data from a sensor over to the computer. Unfortunately, I'm having a difficult time figuring out how to ...
1
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4answers
2k views

Will enabling parity bit actually decrease corruption?

I have an Arduino Mega communicating with a Bluetooth adapter through one of the auxiliary hardware serial ports. It works, but there appears to be a corruption rate of approximately 1 in 200 small ...
1
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2answers
1k views

3-Way Bluetooth Communication?

I need two Arduino units with the HC-06 Bluetooth board to communicate with each other and one of these Arduino units also connected to my Android phone. Is this possible to do with just two HC-06 ...
3
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1answer
270 views

Change Servo Speed With RedBearLabs BLE Shield

I recently got the RedBearLabs BLE shield to use it to control two high spped continuous rotation servos. I have the BLE example sketch loaded and the ios controller app works. The problem is that the ...
0
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1answer
1k views

Writing not permitted on genuino 101 Built in Bluetooth LE (phonegap)

I have a Genuino 101 which has a built in Bluetooth LE module. I have been trying to connect this to my phone using phonegap. I have been using cordova-plugin-bluetootle and with it I have been able ...
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0answers
1k views

Arduino Bluetooth data (large data files) transfer efficiency using HC05 module

Im using an HC-05 Bluetooth module connected to my Arduino MEGA. The Arduino has an SD card with some data files stored (sensor readings). After the sensor readings are done, the Arduino then connects ...
1
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1answer
759 views

BLE Python with GUI on OSX [closed]

Has anyone connected BLE devices with Python + GUI on OSX? I've looked into a few libraries (most are old), but one that has the most success if Adafruit's BlueFruit library. However, this library ...
0
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1answer
326 views

How to read data from PC

I'm new to Arduino. I'm passing some data from my Android phone to my Macbook via bluetooth (throught the app Sensoduino). What I'd like to do now is to export that data to my Arduino Mini Pro. Is ...
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0answers
372 views

Problem using Adafruit nRF8001 (BLE) with Ethernet module on Arduino Nano

I'm working on Arduino Nano and I have to use both the Bluetooth LE module Adafruit nRF8001 and ENC28J60 Ethernet module using Ethercard The idea of the project is to receive data from smartphone via ...
2
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1answer
1k views

Funduino Joystick Shield with Bluetooth

I have a Funduino Joystick Shield (See here Funduino on Gearbeast store) which has some Bluetooth pins. Does anyone know what pins they are connected to, and has anyone successfully connected to a BT ...
1
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1answer
2k views

Using Bluetooth module HC-05 when Arduino is powered using a battery

I have a project that involves sending messages from an Android device to an Arduino using a bluetooth module. I am using an HC-05 bluetooth module and an Arduino Mega 2560. It works as long as I ...
1
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0answers
336 views

Send data from computer to phone through bluetooth - Bluetooth SeeedStudio Shield V2.1

So I bought a Bluetooth Shield from SeeedStudio lately (V2 model) and goofed around with it a little bit. I'm using my HTC One M8 to communicate with it just to send some dummy words. Whenever I send ...
3
votes
1answer
1k views

BLE SPI Module with ATtiny85

Adafruit carries a number of Bluetooth LE 4.0 modules in their store, notably the SPI (https://www.adafruit.com/products/2633) and UART (https://www.adafruit.com/product/2479) version. I have used the ...
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2answers
712 views

Connection bluetooth master and slave with Android

I send a date from my android to arduino without problem, but also i want send date from arduino to android later of received the date from android. I have time trying it, but i can not yet, help me. ...
0
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2answers
8k views

Arduino Uno, HM-10 Bluetooth Module, Not Discoverable

In short, I've hooked up an HM-10 to digital pins 10 and 11 on my Uno (required because TX/RX (0/1) can't be used whilst a serial connection is present). The Bluetooth module is a Sunfounder HM-10 ...
1
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0answers
533 views

Bluetooth help with Arduino Due

I have been able to establish a successful connection between an RN-42 Bluetooth module and Arduino Uno, but I could not do the same with an Arduino Due. The module connects to the phone but whatever ...
1
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1answer
2k views

Bluetooth connection to HC-05 paired but not connected (in Linux)

I have an Arduino Uno connected to an HC-05 Bluetooth sender/receiver chip. I am trying to create a Bluetooth connection between my Acer laptop running under Ubuntu 14.04 LTS and the HC-05 chip. ...
0
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1answer
934 views

bluetooth module with stk500_recv() error

I am trying to dow what is demonstrated in this tutorial. I have altered the original setup a little by adding a level converter to not fry the Bluetooth module and resistors for the LEDs, as well as ...
0
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2answers
10k views

HC-05 Bluetooth Module - INQ-Command doesn't work

For a project I need to connect a Bluetooth Remote control with an Arduino Nano. The Problem I am trying to setup a connection to said Bluetooth remote Control. This device is visible! (I have ...
1
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1answer
6k views

Connect Bluetooth remote control with Arduino

For a project I need to connect a Bluetooth Remote control with an Arduino Nano. On the Arduino-side I have an HC-05-Bluetooth module. With the Android Application "Bluetooth Terminal" I can verify ...
5
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2answers
2k views

Can an Arduino act as a GATT Server (Bluetooth LE)

I know it's pretty standard to set up an Arduino system as a BLE client, and use something like an app running on a smartphone as the GATT server, which receives the data and does something with it. ...
1
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2answers
3k views

Which Bluetooth Module can I use with Arduino Micro/Mini?

I need to use a Bluetooth module with an Arduino Micro/Mini. Please suggest which one would be the best, HC 05/06, or any other?
1
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1answer
4k views

How to Send Live Sensor Data to iOS Custom Apps with BLE

I am looking for a Bluetooth Low Energy (BLE) device that could send live sensor data from Arduino to iOS custom apps, not the app that is already in the app store. I would like to create my own apps ...
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0answers
30 views

Lightblue Bean BTLE tinkering

How does one modify the Bluetooth settings, like services or pincode, on a light blue bean? Ps I'm on Android http://legacy.punchthrough.com/bean/ if you don't know what I'm talking about
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1answer
155 views

Arduino Micro project with Bluetooth low energy

I created my project prototype with Arduino Micro and Adafruit Bluetooth low energy device. Now I need to develop the prototype to production (like a small USB device). I just need Rx, Tx, 3V pin ...
3
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1answer
530 views

Working with Seed BLE Shield and Adafruit Feather BLE

Long story short: I need to pair these devices: Arduino UNO with Seeed BLE Shield Adafruit Feather 32u4 Bluefruit LE. The Seeed shield is configured and able to connect and communicate via the UART ...
1
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1answer
6k views

How Master and Slave concept works with Bluetooth?

From what I understand the master has primary control over the slaves and communicates with them. A master must always be present as well, and can be connected to (up to) 7 slaves. Question If I ...
0
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1answer
565 views

Reading Analog values of bluetooth module HC 05

I am working on a project which requires signal strength of a bluetooth TX and RX. what i assume is that in bluetooth module like hc05, there is an antenna receiver which reads the analog signal and ...
0
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1answer
96 views

I'd like to make RC car and remote controller via bluetooth (HC06)

At first, I tried to make whole code for an RC car and remote controller, but I realized that it's difficult for me since I have few ideas about C++. So, I changed a few things like turning on the ...
0
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2answers
2k views

Controlling 2 relays with IR remote, push button and bluetooth - sort of works, need help!

I'm still very new to arduino and coding and having some difficulties trying to figure out what I am doing wrong here. This program is to have control over 2 relays, using a combination of an ...
3
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3answers
1k views

Communication between two Bluetooth modules of two Arduinos

I am designing a home automation project. I want to control different home appliances through GSM. I am designing it in such a way that each apparatus is connected to an Arduino and bluetooth module. ...
0
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1answer
325 views

How can I program RFduinos and how can I connect them with Bluetooth?

My RFduino dev kit just arrived, and for my project I have to connect a few RFduinos via Bluetooth and light up certain LEDs attached to the RFduinos. If anyone could point me in the right direction ...
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1answer
1k views

Using BLE Nano with LSM9DS1

I'm trying to use the BLE Nano to connect to a LSM9DS1 IMU. However when I am able to connect to the IMU, the values the Nano outputs do not update and do not seem to make sense. I am able to ...
5
votes
2answers
370 views

Simple Arduino Bluetooth Shield Android Display [closed]

I need help with my Arduino code. Here is my setup: LM35 connected to Arduino with output connected to Analog 0. Temperature computation work and serial monitor displays the correct reading. I want ...
1
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1answer
147 views

Computer to multiple arduino bluetooth modules

Im going to take part in a competition called IEEE Very Small Soccer and I need to set up a communication between my computer, that will run visual and strategy algorithms, and send some commands to 3 ...
0
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1answer
632 views

Having problems with HC-05 and three relays

I'm trying to control three relays with the Arduino Uno rev3 and a HC-05 bluetooth module from Elecfreaks. I've wrote this code: // the comments are the part of the code that I use to replace the ...
1
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0answers
2k views

MPU6050, Bluetooth — FIFO Overflow and Breakdown

I am quite new to all the arduino stuff and right now I am struggling with a Problem that seems to be easy, but I have honestly no idea how to deal with it. I would like to read the data from a ...
2
votes
2answers
1k views

Code for password-activated LED via Bluetooth serial

I have this pretty simple task to light up an LED for 3 seconds when I send the right password from my Android phone to the Arduino via Bluetooth. I am using an HC-05 Bluetooth Module. My LED is ...
5
votes
2answers
15k views

Problems connecting reliably using HC-05 (as bluetooth master)

I currently try to connect an Arduino Micro/Leonardo/32u4 to an ELM327 Bluetooth dongle using a HC-05 Bluetooth shield from iTeadStudio. I also have similar problems trying to connect to a bluetooth ...
2
votes
2answers
15k views

Problem activating HC-05 AT command mode with Arduino Uno Bluetooth shield

Please be gentle with me. I am attempting to modify the configurations of my HC-05 bluetooth module by using the AT command set. The method by which I'm trying to do this is by implementing the ...
0
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2answers
937 views

Arduino Bluetooth Range Control

I am creating a project that uses Bluetooth, But unfortunately it requires some kind of control of the range. I was thinking a potentiometer controlling the power going to the transmitters antenna. ...