Atmel AT91SAM9G10-EK, User Manual

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AT91SAM9G10-EK Evaluation Board User Guide 3-5
6479A–ATARM–26-May-09
3.3 Memory
„ 32 Kbytes of Internal ROM
„ 160 Kbytes of Internal High-speed SRAM
„ Atmel serial DataFlash
„ 64 Mbytes of SDRAM memory
„ 256 Mbytes of NAND Flash memory
3.4 Clock Circuitry
„ 18.432 MHz standard crystal for the embedded oscillator
„ 32.768 kHz standard crystal for the slow clock oscillator
3.5 Reset Circuitry
„ Internal reset controller with a bi-directional reset pin
„ External reset push button
3.6 Shutdown Controller
„ Programmable shutdown and Wake-Up
„ Wake-up push button
3.7 Power Supply Circuitry
„
For dynamic power consumption, the AT91SAM9G10 consumes a maximum of 50 mA on VDDCORE
at maximum speed in typical conditions (1.2V, 25°C), processor running full-performance algorithm
„ On-board 1.2V high efficiency step-down charge pump regulator with shutdown control
„ On-board 3.3V linear regulator with shutdown control
3.8 Remote Communication
„ One Serial interface (DBGU COM Port) via RS-232 DB9 male socket
„ USB V2.0 Full-speed Compliant, 12 Mbits per second (UDP)
„ Two USB Host port V2.0 Full-speed Compliant, 12 Mbits per second (UHP)
„ One Ethernet 100-base TX with three status LEDs
3.9 Audio Stereo Interface
„ One Atmel stereo audio DAC AT73C213
„ One 32 Ohm/20 mW Stereo Headset output (J20) with Master Volume and Mute Controls