Power supply circuit volts and current information is shown on the LCD screen of the C source software, PCBs (sprint layout) has schema files. Project for people working with Atmel microcontroller series voltage current measurement can be a good example.
Source: goo.gl/VIGX Atmega8 Power Supply Circuit Alternative link:
3-20V 01-10A Power Supply Circuit Atmega8 LCD Ammeter, Voltmeter
Password: 320volt.com
Published: 2010/08/14 Tags: atmega8 projects, avr project, microcontroller projects, tl494 circuit
uClinux Xilinx Fpga Spartan Board
Xilinx Spartan-3 FPGAs xc3s400 uClinux board has quite a complex structure, but such studies are rare on the web are in pdf format, circuit diagram, pcb drawings have
Xilinx XC3S400 FPGA & XCF02SV020C Flash Platform 8MB Flash ROM 32MB SRAM PCM3008 Stereo Audio Codec digital volume control, Hi-Q 8 Port ADC UART FTDI USB 2.0 SD Card Slot B expansion bus interface Switched-mode Power Supply 3.3v & 1.2v Negative 3.3V supply switching Four user LEDs, the program button and JTAG port