Questions tagged [bluetooth]
Bluetooth enables short-range wireless communication between devices.
621 questions
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How to Connect/configure HC05 (Bluetooth module) to a shield?
I am a newbie to Bluetooth communication in Arduino.
I have 2 Arduino boards (one runs my main sw, second act as slave to operate a remote command coming from the main board) that i want to establish ...
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Stepper control using Pot over bluetooth (HC-05)
I have intermediate-level Arduino experience but it's been a few years... and, I would like to be more confident in a plan before ordering all the parts. So, basically, this is theoretical. The design ...
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Connecting two Arduinos via BLE 5.0
I have this issue where I'm transmitting sensor data from Nano Sense Rev 2 (transmitter) board to Nano 33 BLE rev 2 (receiver). The receiver keep failing to detect and connect to the transmitter and ...
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ESP32 Bluetooth Pair scanFilter not working properly
I am trying to make a bluetooth device with esp32 s3. Pairing should work like a headfone. At the First start, any device can connect my ble ESP32 after connecting I will add in whitelist this device ...
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Using RN-42 as HID Mouse
I am using RN-42 with Arduino Micro and able to connect RN-42 in HID mode and it's connected to the PC as Mouse. I am using BPLib (https://github.com/witnessmenow/BPLib) for Bluetooth communication. I ...
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Which Bluetooth Module can I use with Arduino Micro?
I am building a HID (mouse) using Arduino Micro. I want the mouse to communicate with the PC wirelessly. I am wondering which Bluetooth module works for me either HC-05,06 or any other?
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Slider servo doesn't give the right output
#include <HCPCA9685.h>
#include <Wire.h>
#define I2CAdd 0x40
HCPCA9685 HCPCA9685(I2CAdd);
String state = "";
int servo5Pos;
int servo5PPos;
void setup() {
Wire.begin();
...
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Matter protocol with Arduino Mega/Giga
I would like to try matter protocol with Arduino mega or Arduino giga.
But I don't find any sample or library. I have only found libraries compatibles with ESP32.
Do you know how I can work with ...
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How do I control a BLDC with greater precision using bluetooth?
I am building a quadcopter drone and I have 4 BLDC motors that I can control using an HM10 Bluetooth module and the "Dabble" application.
My problem is that when I use a virtual joystick in ...
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Bluetooth (HC_06) on the Attiny85
I'm trying to make a hc_06 Bluetooth controller work on the attiny85-20pu.
In the end, I want to control a stepper motor through Bluetooth.
But for now to keep it simple I'm searching for a working ...
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Control esp32 via keyboard keys
I'm making a project in which I have to control a mini car and get sensor information via bluetooth. I'd like to be able to control the mini car with the computers keyboard (w,a,s,d), but I was not ...
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ESP32 - resetting BT(classic)-Discovery variables ends in memory chaos
I want to search for bt devices in each loop(), store them and query them one by one. This works fine so far. However, when I try to reset the corresponding variables, I get the following error: "...
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323
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Arduino IDE equivalent to DataView?
I am working on a project with Bluetooth commands between various devices. I would like to try and convert a string to a DataView Object on Arduino, so I can send it over BLE, much like this function ...
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MacBook + BLE Microcontroller Incompatibility?
I've programmed an Adafruit Feather nRF52840 board to send MIDI signals to my computer via BLE. I can confirm that the board pairs successfully with an Android phone and a Windows PC, but my laptop (...
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HC-08 Compatibility issues with iPhone
I am trying to connect my IPhone to an HC-08 Bluetooth module on an Arduino. The HC-08 is showing up in the new device section of android devices but it does not show up on an IPhone's Bluetooth ...
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