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Характеристики Chumby Hacker board:
Freescale iMX.233 processor running at 454 MHZ
64 MB onboard RAM
Comes with 512MB uSD card with 100 MB Linux installation all ready to go
Dimensions are 3.9" (100mm) x 2.4" (60mm) x 0.75" (20mm)
3.3V I/O pins can talk to most sensors, motor drivers, etc. No struggling with 1.8V levels.
Low power, fanless CPU draws only 200 mA at 5V
Built-in Lithium Ion/Polymer battery charger and 5V boost converter for portable projects
Three USB ports!
1.9W mono speaker amplifier into 4ohm (0.1" JST onboard connector)
Microphone input (0.05" JST onboard connector)
LCD controller with 2mm output port
3.5mm A/V output jack with stereo audio and NTSC/PAL composite video
Back of board has GPIO outputs on 0.1" header spacing, plug in an Arduino proto shield! Serial ports, ADC's, PWM, GPIO all running at 3.3v logic
Quadrature encoder connections onboard
5-way joystick on-board
MMA7455 3-axis +-2G to +-8G accelerometer on-board
3.3V TTL serial port for easy shell access
Full GCC toolchain is ready for you to download and get crackin'!
Schematics, Gerbers and original layout files are at the Wiki