Questions tagged [hc-05]

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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....
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30 views

Debugging communication with HC-05 bluetooth module

As far as I am aware, sending an HC-05 bluetooth module the binary for "AT\r\n" via UART with a baud rate of 9600 bits/s should elicit a response of "OK" back from the module. ...
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47 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 ...
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33 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 ...
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100 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 ...
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80 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 ...
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1answer
443 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 ...
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447 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. ...