An Arduino Nano sketch and schematic for an Atmel 28cx programmer. The schematic started out only targeting 8kx8 chips (rev. A) but has been updated to connect all address lines for the 28cx series ...

Part 3: https://www.youtube.com/watch?v=oId-h6AeXXE The PDF file shows a picture of the schematic capture, the PCB layout, and the layers of the PCB board.

There are many reasons to build your own Arduino circuit on a protoboard or a custom-designed printed circuit board. At the heart of the Arduino platform is an AVR microcontroller, in usual way you ...

Trying to troubleshoot a fault or malfunction in many of today’s consumer-electronic devices is a challenge. For nearly all portable products and many non-portable ones, this is due to several reasons ...