Beagle Bone Features

Processor AM3359
500MHz - USB Powered
720 MHz-DC Powered
Memory 256MB DDR2 400MHz (128MB Optional)
PMIC TPS65217B Power Regulators
IION Single cell battery charger
20mA LED Backlight driver, 39V, PWM
Debug Support USB to Serial Adapter - miniUSB connector
On Board JTAG via USB - 4 USER LEDS - Optional 20-pin CTI JTAG
Power USB - 5VDC External jack
PCB 3.4'' x 2.1'' - 6 layers
Indicators Power
4-User Controlllable LEDs
HS USB 2.0 Client Port Access to the USB1 Client mode
HS USB 2.0 Host Port USB Type A Socket, 500mA LS/FS/HS
Ethernet 10/100, RJ45
SD/MMC Connector microSD, 3.3V
User Interface 1-Reset Button
Overvoltage Protection Shutdown @ 5.6V MAX
Expansion Connectors Power 5V, 3.3V, VDD_ADC(1.8V)
3.3V I/O on all signals
SPI, I2C, GPIO(65), LCD, GPMC, MMC, 4 Timers, 3 Serial Ports, CAN etc.
5V Power USB or 5.0VDC to 5.2
Weight 1.4 oz (39.68 grams)

Figure 1: 

Self made Power Supply for Beagle Bone Board

Self made Power Supply for Beagle Bone Board

Self made Power Supply (DC/DC Converter)
Power DC-Input: 12V
DC-Output: 5.12V - 5.23V (max. 1 - 1.2A)
Details GND-lifting up to 0.3-0.4V
(for LM7805 - in figure 2 similar voltage-control-unit)
Figure 2: 

Important Links for recent information:

BeagleBone website:

SW images and technical information of the BeagleBone:

Known Issues of the BeagleBone:

LM7805 Datasheet: