A weblog focused on interesting circuits, ideas, schematics and other information about microelectronics and microcontrollers.
E-books
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.
Laser Display
19. April 2008 - 16:19 — adminBuild your own laser display by two mirrors, two motors to move the mirrors, a laser pointer, and a PIC microcontroller with serial input.
Scrolling VGA output for Microchip PIC
17. April 2008 - 11:16 — adminVGA 640×480@60Hz output from PIC with 64×40 pixels and 256 colors
Positional Sensor Interface
15. April 2008 - 19:15 — adminLow cost and easily implemented sensors for homebrew robotics projects.
50MHz Frequency counter
14. April 2008 - 14:37 — adminCheap AVR-based frequency counter by Ulrich Radig.
.NET device with FAT and USB Host for US$80
13. April 2008 - 17:49 — adminEmbedded Master module by GHI Electronics implements Microsoft's .NET Micro Framework. This allows users to run C# managed code right inside Embedded Master. Users will use Visual Studio to develop and debug programs.
Infra red proximity sensors
12. April 2008 - 22:36 — adminBased on a simple basic Idea, this proximity sensor, is easy to build, easy to calibrate and still, it provides a detection range of 35 cm.
Accelerometer Based Mouse
12. April 2008 - 21:10 — adminThis article shows how to use an use an accelerometer as a mouse. The project uses a MEMS X/Y accelerometer, a PIC microcontroller and a old mouse. It also describes a trick for powering the new mouse with the unused RS232 serial control lines.
Simple functions generator
12. April 2008 - 16:58 — adminVery simple version of the DDS synth, using just the Atmel AT90S2313 and a resistor network.
Frequency meter
11. April 2008 - 14:52 — adminFreq meter with 7segment LED display based on the Atmel's AVR90S2313 and three 74HC chips by Jesper Hansen
