Questions tagged [bluetooth]

Bluetooth enables short-range wireless communication between devices.

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140 views

Cannot connect device with nRF8001 Bluetooth LE to Windows 10 PC

I've built a device using an IMUduino board, which is supposed to be similar to Arduino Leonardo board with a nRF8001 bluetooth. I was able to connect my device to an Android phone using the nRF UART ...
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0answers
4k views

How do I solve error 516 : Broken Pipe with HC-05 and arduino? [closed]

I am doing an LED project from howtomechatronics.com . It is to control and LED by pressing the on and off buttons on an Arduino Bluetooth terminal app. I am using the app made by the ...
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3answers
6k views

Arduino Uno's RX and TX lights not blinking. Unable to upload sketches!

When arduino starts up, RX TX lights doesn't blink. Only the PIN 13 and Green light turns on. Pin 13 light blinks thrice before getting stable. RX TX lights are not blinking at all. I am not able to ...
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2answers
2k views

Bluetooth sending values from two joysticks

Is there any good way of sending values from two joysticks from arduino A to arduino B? I tried sending using if statements, so if the Y- or X-axis' value changed then it would send that, but the ...
2
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1answer
117 views

Value of joystick reduces when I send it over serial

I've got two arduino cards and two bluetooth bluesmirfs. I am currently trying to read value from a joystick and send it over to the other arduino card and use that value to control my servo motor. ...
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1answer
3k views

Send Photo with Arduino Uno

I'm new at Arduino projects. I googled but I couldn't quite get an answer. I've got: Arduino Uno R3 clone 4 pin push button 3 color RGB LED Module HC06 Bluetooth-Serial Module Card Arduino PIC ...
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3answers
186 views

Accelerometer IoT

I am not sure if I am in the right place. I would like to build a device (as small as possible) that has an accelerometer and can talk to my phone via bluetooth. Im not asking anyone to build this for ...
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2answers
4k views

Having a problem to control digital servo with HC-06 bluetooth module

There are two problems to control digital servo(HD-1810MG) and HC-06 bluetooth module connection. When I put a specific number to servo(in the video, I put 45), it shakes too much and shows useless ...
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2answers
4k views

Convert uint8_t array to ascii character for serial transmission

I am trying to send packets of via bluetooth data that include 6 bytes read from a sensor and stored in a uint8_t array. Instead of sending over the data as numerical digital, I would like to send the ...
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2answers
3k views

exchanging data between two hc05 bluetooth modules

Iam working with gyroscope and Iam trying to send its values from one bluetooth(HC-05) module to another bluetooth module but the data exchange is not happening and I have used 2 arduino boards to do ...
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1answer
227 views

Programming problem I need both if else cases to work but only else loop is running

#include <SoftwareSerial.h> #include <Servo.h> Servo myservo1, myservo2, myservo3; int bluetoothTx = 14; int bluetoothRx = 15; SoftwareSerial bluetooth(bluetoothTx, bluetoothRx); void ...
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0answers
59 views

Can I turn a headset with a cord into a bluetooth headset with multiple connections?

I'd like to connect Arduino with bluetooth shield to multiple bluetooth devices (TV & baby monitor), plug a corded headset into the contraption, sprinkle LEDs on top, and do the following: If ...
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1answer
3k views

MatLab connection to Arduino using Bluetooth

I am attempting to send some information from MatLab to an Arduino Uno via Bluetooth with the following MatLab program: b=Bluetooth('HC-06',1); fopen(b); for i=1:1:15 ...
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0answers
2k views

Arduino Pro Micro and HC-05 Bluetooth module

I am using Sparkfun Arduino Pro Micro with an ATmega32u4(3.3v, 8MHz) on it (https://www.sparkfun.com/products/12587) and a HC-05 Bluetooth Module. I also running this on Windows 10. I've made these ...
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1answer
436 views

I am trying to connect the PS3 controller with the Arduino Uno using a USB Host Shield. Getting stuck at 'PS3 Bluetooth Library Started' . Need Help

I did the research for similar issues and found that I had to enable debug. I did the following attempts: Changes to settings.h - enabled debugging by change from 0 to 1 Getting the following ...
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1answer
116 views

Is this bluetooth setup good?

I am trying to do this tutorial http://www.instructables.com/id/Chappie-Self-Balancing-Robot/ on building a self-balancing robot with uno. However, I bothered by the Bluetooth wiring. I've done ...
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5answers
31k views

Can I measure velocity from an accelerometer? How accurately?

I've bought this module Kootek GY-521 MPU-6050 MPU6050 Module 3 Axis analog gyro sensors+ 3 Axis Accelerometer Module My project will involve affixing this to a moving object, moving at velocities ...
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1answer
52 views

Regarding use of software serial two times

Can we configure two digital pins as serial pins using software serial library?
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1answer
40 views

Bluetooth and another sketch

I uploaded a bluetooth sketch from IDE (File->Examples->Firmata->Standard Firmata) to Arduino Duo. Now if I have a sensor attached to this Arduino, I can use bluetooth from another device (Raspberry ...
4
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1answer
517 views

Does an Arduino 101 come with bluetooth HID capabilities?

I would like to prototype an Ergodox-like keyboard. My take on this good design would be to affix each half of the keyboard to my chair's armrests, so that the arms are always in a natural relaxed ...
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0answers
403 views

HM-10 and Arduino Due

I am trying to communicate between HM-10 module (without any breadboard or soldering) and experience problem with reading data from serial. Here is the code: #define TO_HEX(i) (i <= 9 ? '0' + i : ...
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2answers
2k views

Upload sketch via Bluetooth using HC-06 module

I'm dealing with an application in which I need to upload sketches remotely to an arduino UNO board. I successufully managed to upload sketches using an HC-06 bluetooth adapter. The only problem is ...
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2answers
282 views

HC-05 to low cost AB shutter 3

I'm trying to connect a HC-05 to AB Shutter3 module. However, when I try to search AB Shutter3 address via AT commands (AT+INQ) I could not find AB Shutter3. I want to integrate both, so that I can ...
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0answers
819 views

How to get the name of the device connected to the bluetooth?

Recently, in the supermarket, I've seen a speaker that tells you the name of the device connected to ut via bluetooth. Now, I want to a portable speaker powered by bluetooth with arduino, and I want ...
2
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2answers
748 views

Library for DIY Keyboard

I'm planning on making my own Bluetooth mechanical keyboard using the Adafruit Feather 32u4 Bluetooth LE. Something that I haven't really figured out is the programming side of things. I was wondering ...
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2answers
978 views

Arduino code for continuous rotation for 3 servos with Bluetooth

This code is working, any ideas? Please check the code - Bluetooth is connecting but the servo motors are not varying with respect to the app sliders. #include <SoftwareSerial.h> #include &...
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0answers
36 views

Arduino Bluetooth Shield

A friend of mine bought two of these Bluetooth shields here. I have been trying to get the two Arduinos connected to each other through Bluetooth. I could not get it working myself but I found some ...
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3answers
2k views

Controlling Arduino through Internet and Bluetooth

I have an Arduino sketch that controls an LED through the Internet, and another through Bluetooth. The thing is I want to combine both sketches so that I can control my Arduino LED by Bluetooth as ...
0
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6answers
3k views

Problems with serial communication from Arduino to Bluetooth HC-05

I just purchased some HC-05 Bluetooth devices and I have followed the directions to put the devices in AT command mode by holding EN HIGH when the HC-05 powers up. When I do this the HC-05 goes into ...
1
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0answers
47 views

Arduino recorder Wi-Fi device [closed]

I wish to build a simple headless device, powered by a 9 V battery that allows a person to speak into it upon touch. The device would then capture to allow "speech to text" functionality and, ...
2
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0answers
483 views

Connecting Mac to Adafruit Feather 32u4 Bluefruit LE over serial

The Adafruit board connects fine over USB serial, and fine over Bluetooth to a mobile app, but it will not connect to a Mac serial monitor over Bluetooth. Is there any way to use the Adafruit's ...
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1answer
62 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 ...
1
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1answer
809 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
173 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
701 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
421 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
9k 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
266 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 ...
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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
264 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
707 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
325 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 ...