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Questions tagged [hc-05]

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Powering options for Arduino project

For my project, I have these components: Arduino Mega 2560 Rev 3 HC-05 Bluetooth module LCD display Logic Level Shifter Currently I am powering the Arduino Mega using the Vin and GND pins via 6 AA ...
Vagabond4761's user avatar
2 votes
1 answer
123 views

HC-05 Bluetooth Module CircuitMaker

I am new to PCB design, and I am designing a circuit with a HC-05 Bluetooth module. I'm using Altium CircuitMaker and there are no symbols or models in there for a HC-05 Bluetooth module. Does anyone ...
Vagabond4761's user avatar
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41 views

HC-05 Bluetooth module not turning on with 3.3V voltage regulator with enable control

I am trying use the following circuit for HC-05 power supply on/off control but the HC-05 module is not turning on after the enable signal is set to high. While testing the HC-05 on/off operation, ...
zastereo's user avatar
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0 answers
84 views

Not able to run motors using l298n motor driver

I try to make a gesture controlled robot using L298n, Arduino Uno and bluetooth module HC-05. I send gesture data from a mobile. I have checked there's no problem in the data communication from mobile....
Tushar Jagtap's user avatar
0 votes
1 answer
37 views

How to make HC-05 connect to all users with Android application without pairing?

I want to use the HC-05 Bluetooth module together with the Arduino Nano for an access control system. I want users with the Android application to click a button to open the boom gate. I have made the ...
Brandon Pillay 's user avatar
1 vote
0 answers
185 views

HC-06 module does not receive data from Raspberry Pi Pico

So I have a project that I'm currently working on and I am also using the HC-06 module as a part of the communication process between the Raspberry Pi Pico and my application. A while ago when I was ...
David's user avatar
  • 11
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0 answers
290 views

Hc05 Bluetooth Auto reset to default values

I am using HC-05 with a Gps module to make a Bluetooth GPS. and i am using 5v mobile charger from the power supply. also using a B0505S-1WR3 Mornsun 5V to 5V DC-DC Converter for further power ...
Santina Jessy's user avatar
1 vote
1 answer
692 views

Is it possible to make a BLE HID without a microcontroller like an Arduino?

I am in a vocational highschool. I have a project where I have to make a HID like a keyboard or a mouse (wired) into Bluetooth wireless. I've read many articles before like using an Arduino Pro Mini 3....
Tedra's user avatar
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1 answer
381 views

HC06 stops working/drops connection after a few minutes

I've bought the chip HC06 (without the breakout board, only the chip itself). I've followed the datasheet and I've done the following connections: Datasheet of the chip that I'm using: https://www....
Samuel's user avatar
  • 3
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0 answers
170 views

Arduino Mega 2560 + HC-05 Bluetooth in Master mode, AT+INQ responds with ERROR(16)

I need to connect this arduino mega to an external device (ANT BMS which has integrated Bluetooth), and I need to find out the address of the ANT BMS, in the provided iPhone app, there are no ...
ovisopa's user avatar
0 votes
1 answer
725 views

How should I connect the RX and TX pins of an Arduino to a Bluetooth module?

I am working on an Arduino based Bluetooth controlled home automation using a mobile app. When I power ON the circuit, it works fine but when I power it OFF and power it ON again I have to remove the ...
sriram's user avatar
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0 answers
236 views

hc-05 arduino getting rssi value problem

Hi I am trying to get RSSI value from my HC-05 bluetooth module that is in master mode. I wrote some code but it did not work. Terminal shows nothing. Can you help me get through this? My HC-05 is in ...
EEguy's user avatar
  • 177
0 votes
1 answer
218 views

Is HC-05 Bluetooth adapter suitable for logging fast?

Just bought HC-05 bluetooth adapter from Ching and I wonder how fast HC-05 is if I can do logging with it? Assume that we have a PC and a microcontroller. The PC have a FTDI232 connected to the USB ...
euraad's user avatar
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1 answer
740 views

A simple Arduino Uno HC-05 system doesn't work

I have an Arduino Uno, HC-05 module and an LED. I want to connect the HC-05 to my phone and with an app be able to turn on and off the LED and at the same time sending a message from the Arduino to ...
JingleBells's user avatar
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1 answer
498 views

What is a proper way to send information from an HC-05 (Bluetooth module) to a phone?

I have 12 simple touch sensors and each of them produces an analog output. I want to send that information to a phone (or some other device). To do that I would need to use the HC-05 Bluetooth module. ...
JingleBells's user avatar