µ[micro]electronics info - ATMega8

Programmable BASIC controller

admin — Sat, 13 Mar 2010 13:28:27 +0000

Tiny Basic Controller (TBC) is a simple device that can operate as a PLC (program logic controller) for home automation, control, etc. The control program is a text version of BASIC language.

(Photo from cqham.ru)

Tachometer with a LCD from Nokia 5110

admin — Sat, 28 Nov 2009 01:26:15 +0000

Ten years ago was Nokia 5110 The Big Cellphone. Here is an useful recycling: Digital tachometer with a 5110 LCD.

(Source: Elfly.pl)

AVR Ethernet I/O board

admin — Wed, 14 Oct 2009 15:39:40 +0000

This is really great board: AVR Ethernet I/O board with 2x RS232, 2x USB connector, BW composite video, Real Time Clock with battery backup, PS/2 keyboard connector, Wiz810MJ ethernet module and LCD 16x2 display.

Photo: Ben Zijlstra

Component checker / tester

admin — Fri, 09 Oct 2009 17:57:42 +0000

Everyone knows the problem: You have a transistor, but you can't read its signature. Or you can't find the datasheet... You have a diode, but... You have a capacitor, but you can't read... Here is a smarty solution.

AVR signal generator... Twice, please!

admin — Mon, 27 Jul 2009 10:06:26 +0000

Two homemade signal generators, based on AVR microcontrollers.

AVR HID

admin — Wed, 22 Jul 2009 20:10:00 +0000

A very simple circuit, providing sensor connection via an USB.

TiltStick

admin — Mon, 22 Jun 2009 18:52:15 +0000

A small acceleration sensing device in form of a USB stick.

TellyMate - A Serial-to-TV adapter

admin — Wed, 03 Jun 2009 16:47:56 +0000

TellyMate is a VT-52 compatible terminal display device that takes data from a RS-232 and outputs text to a TV screen, developed by guys from Batsocks.

Etch-a-sketch on AVR and Nokia 3310 LCD

admin — Sun, 22 Mar 2009 11:53:52 +0000

IR-controlled Etch-a-Sketch based on Atmel ATMega8 and Nokia 3310 LCD.

Open Source USB to I2C Interface

admin — Sat, 28 Feb 2009 11:20:19 +0000

Based on great Till Harbaum work (already mentioned here), Barry Carter makes this terrific USB to I2C interface.