µ[micro]electronics info

A weblog focused on interesting circuits, ideas, schematics and other information about microelectronics and microcontrollers.




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.

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Software DTMF decoder

DTMF (the phone dialing tones) is often decoded with a special IC. Here is a pure SW implementation in the PIC18F877 chip.

Microcontroller video game

A video game system. The hardware was designed and built using three microcontrollers. The software includes low-level firmware, and a custom video game called Alien Slaughter!

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