DAC and Volume control with LCD and Touch Screen - Audio …
All the modern DAC, ADC and Digital Volume chips need to be configurated and managed using a microcontroller connected using I2C or SPI. Here I would like to give you the elements to …
DIY volume control open-source project - diyAudio
Jan 4, 2014 · Volume control (w/ mute) Switcher board; LCD screen; IR receiver; Microcontroller with input from smooth encoder; Basically the nearest match to my project is the VC-03. I have …
Sound - Audio Projects - PIC Microcontroller
The spectrum frequency analysis is performed by a highly optimised 16-bit Fast Fourier Transformation (FFT) routine coded entirely in C. The output from the FFT is displayed using a …
5+1 Audio Control Circuit TDA7448 RC5 Remote Control 16f873 …
Mar 30, 2011 · A simple high-quality 6-channel volume control circuit. It is assembled on a TDA7448 microcircuit manufactured by STMicroelectronics. This chip has a digital I2C interface.
How to interface a LCD screen with a microcontroller : r/embedded - Reddit
Aug 27, 2023 · How to interface an LCD screen with a microcontroller. Depends on the LCD you’re using and which microcontroller you are using. However, regardless of lcd, the …
Digital Audio Volume Control Circuit using PT2258 IC and Arduino
Jun 18, 2020 · So in this project, I am going to show you how to build your Digital Volume Controller with the IC PT2258 and interface it with an Arduino to control the volume of an …
LM386 based stereo audio amplifier with digital volume control
Jun 26, 2011 · The PIC18F2550 microcontroller receives user inputs from tact switches and set the wiper positions accordingly, which in fact control the output volume. A LCD is used to …
Adding Volume LCD display ... - diyAudio
Jun 29, 2005 · The LM3915 is intended to drive LED Bargraphs -- but you can translate the output (with a little "software in silicon") into numeric values for display on an LCD. without a …
How do I implement external volume control using GPIOs or Aux …
One option would be using two push-buttons and using those as volume up and volume down buttons. Another option is using a potentiometer for analog control of the audio level. Yet …
Arduino: Stereo Audio Amp with Digital Volume using PIC18F2550
Dec 24, 2022 · This project is about a stereo audio amplifier using two LM386 ICs with digital volume control for both left and right speakers. So, how would you control the volume digitally? …