Questions tagged [audio]
Using an Arduino to play noise, sounds, or music. Also for questions about audio input.
171 questions
3 votes
1 answer
257 views
Error trying to play audio through an ESP8266 using the 'ESP8266Audio' library
I am attempting to use an esp8266 to play an .mp3 audio file through a connected speaker using the 'ESP8266Audio' library. I have tested that the hardware setup is correct (e.g. I have been able to ...
0 votes
1 answer
2k views
No output from PCM5102 I2S DAC
I'm trying to connect a HiLetgo PCM5102 I2S DAC to a Teensy 4.0, but I'm not getting any audio out. I have it wired as: SCK - GND BCK - BCLK1 (21) DIN - OUT1A (7) LCK - LRCLK1 (20) GND - GND VIN - +3....
- 129
0 votes
1 answer
58 views
Frequency problems with DIY arduino and resonator
I made a simple music program using an arduino Uno and the tone() function. It works fine. I decided to build my own circuit using a barebones AVR and upload that program. I did not know exactly what ...
- 1,435
0 votes
0 answers
321 views
Raspberry pi pico I2S work on byte by byte transfer but not on buffer read writes
I'm using a raspberry pi pico W and testing audio loopback (microphone to speaker in a loop) using INMP441 microphone and MAX98357 amp board. Followed functions from this page https://arduino-pico....
- 101
1 vote
0 answers
866 views
Functions downgraded in the I2S library using an ESP32
I am following the instruction to setup a microphone with an esp32 with arduino cli. Here is the tutorial https://dronebotworkshop.com/esp32-i2s/#Resources https://www.youtube.com/watch?v=m-MPBjScNRk&...
- 165
4 votes
1 answer
80 views
Issues using mini microphone module off AliExpress
I have been trying to get a mini microphone module with an inbuilt microphone module I got from AliExpress to my Arduino to confirm if it is working. It was a four pin microphone with pins labeled V, ...
1 vote
0 answers
322 views
What is the most simple sketch to confirm the DAC works for audio on a speaker with it's own amplifier for an ESP32?
I have a PC speaker with it's owner power supply (no amplifier needed). It just uses a standard AUX jack. Most examples sketches use an amplifier like the MAX98357A. I have explored some libraries too,...
- 198
2 votes
2 answers
313 views
Tone() generates a high pitched sound when button is released
I have a simple circuit that makes use of the tone() function to produce some sounds. I also have a button, hooked with an interrupt function, that whenever is pressed, a variable changes. Sometimes, ...
- 1,435
-1 votes
1 answer
391 views
tone() corrupts the PWM on a different pin
I have to use PWM to control some lights. I do this successfully with: analogWrite(11, 127); for a 50% PWM pulse on pin 11. Now, i also have to have tone() support on my code. When I do: tone(10, ...
- 1,435
-3 votes
1 answer
131 views
3.5mm jack frequency response at low frequency (20Hz) [closed]
I'm trying to drive a bass shaker at low frequencies, down to 20Hz, with an Arduino. Has anyone ever done something like this? I found an audio amp that takes in 3.5mm aux, and I was hoping to get a 3....
- 97
-1 votes
1 answer
121 views
Library fails to compile
I want to try out this library: https://github.com/connornishijima/arduino-volume3 I downloaded the zip file from github, renamed it, and included it as a library in the IDE. So run one of the ...
- 1,435
-1 votes
2 answers
3k views
Perform Volume Control on arduino speaker
I am following this guide to produce tones with the arduino: https://www.arduino.cc/en/Tutorial/BuiltInExamples/toneMelody This uses the tone() builtin function. The connections is that one pin of the ...
- 1,435
0 votes
1 answer
640 views
Tone() function pauses between notes
I tried to experiment with the tone() function that comes with the arduino library. I played around with the standard code example located here: https://www.arduino.cc/en/Tutorial/BuiltInExamples/...
- 1,435
1 vote
0 answers
188 views
HOW convert momentary button to touch sensor TTP223?
I am trying to convert this project https://maker.pro/arduino/projects/simple-fm-radio-receiver-with-arduino-uno-and-rda5807m to 3 touch sensors TTP223. But so far my new code don't work. Please can ...
- 11
1 vote
1 answer
1k views
MP3-TF-16P only works while connected to serial monitor
I am building a project with Arduino Nano and the component in the subject, which, as far as I understand, can be assimilated to a DFPlayerMini (not sure if it's the same thing or it's just a cheap ...
- 193