Memory; Clock Circuitry; Reset Circuitry; Shutdown Controller - Atmel AT91SAM9261-EK User Manual

3.3

Memory

3.4

Clock Circuitry

3.5

Reset Circuitry

3.6 Shutdown
Controller
3.7 Power Supply
Circuitry
3.8 Remote
Communication
3.9 Audio Stereo
Interface
3.10

User Interface

AT91SAM9261-EK Evaluation Board User Guide
! 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
! 18.432 MHz standard crystal for the embedded oscillator
! 32.768 kHz standard crystal for the slow clock oscillator
! Internal reset controller with a bi-directional reset pin
! External reset push button
! Programmable shutdown and Wake-Up
! Wake-up push button
! For dynamic power consumption, the AT91SAM9261 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
! 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
! One Atmel stereo audio DAC AT73C213
! One 32 Ohm/20 mW Stereo Headset output (J20) with Master Volume and Mute
Controls
! Four user input pushbuttons
! Two user green LEDs
! One yellow power LED (can be also software controlled)
Board Description
3-5
6198C–ATARM–15-Dec-06