miniATX Bench Power Supply
The low-cost miniATX Bench Power Supply provides a 100-W five-output supply with RS-232 and USB interfaces for remote monitoring and programming. Two ATmega16L and two ATtiny26LP microcontrollers make the design possible. For flexibility, there are TWI connections between the microcontroller boards for easy expansion and upgrading
Link: http://www.circuitcellar.com/avr2004/DA3607.html
The low-cost miniATX Bench Power Supply provides a 100-W five-output supply with RS-232 and USB interfaces for remote monitoring and programming. Two ATmega16L and two ATtiny26LP microcontrollers make the design possible. For flexibility, there are TWI connections between the microcontroller boards for easy expansion and upgrading
Link: http://www.circuitcellar.com/avr2004/DA3607.html