Short Wave Amplifier Controller


This schematic shows the uC part including the display, the touch controller, the voltage regulators and a few IO lines..

Schematic (click to zoom):


The microcontroller is the Atmel ATXMEGA128A4, this device has enough flash memory to store various display fonts. It is programmed in C language using the very efficient C-compiler from HP-Infotech (CV-AVR) which reduces the memory consumption by at least 20% compared with AVR-GNU-C..