A weblog focused on interesting circuits, ideas, schematics and other information about microelectronics and microcontrollers.
Disclaimer
Because I have not tested all electronic circuits mentioned on this pages, I cannot attest to their accuracy; therefore, I do not provide a warranty of any kind and cannot be held responsible in any manner.
Audio
Waveform display on a VGA monitor with AVR
16. January 2010 - 16:29 — adminNot so useful, but nice: "Waveform display" (like a oscilloscope) on a VGA monitor.
(Photo: 5volt.eu)
DIY USB Sound card, vol. II
6. January 2010 - 2:28 — adminAnother attempt to make an USB sound card based on TI's PCM2704 chip by Miroslav Batek.
Homebrew VoIP server on a PIC
6. October 2009 - 16:19 — adminA homemade web server with VoIP capability... Unbelievable? Not at all.
Audio gesture recognition
7. May 2009 - 5:35 — adminA new MCU-based project from Cornell University. It utilizes a microphone placed in a stethoscope to recognize various gestures when a fingernail is dragged over a surface (an original idea, isn't it?).
Glade - AVR audio library
5. February 2009 - 20:33 — adminGlade is a simple, easy-to-use, 8-bit audio library for the Arduino. It allows you to play sound on the pin 11 of the Arduino board using PWM.
Audio spectrum monitor
4. January 2009 - 18:09 — adminThis analyzer displays an audio wave form in real-time like a digital oscilloscope and a FFT spectrum analysis.
An ultimate AVR MP3 player design
23. December 2008 - 18:22 — adminAn evolution of the homebrew MP3 player - if you are interested in building your own, here is all you need.
