SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 748

• Manufacturer Part Number: SAM9XE512
• Manufacturer: Atmel Corporation

Specifications of SAM9XE512

• Flash (kbytes): 512 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 180 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 96
• Ext Interrupts: 96
• Usb Transceiver: 3
• Usb Speed: Full Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 2
• Uart: 6
• Ssc: 1
• Ethernet: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: Yes
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 312
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.65 to 1.95
• Fpu: No
• Mpu / Mmu: No / Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

40.5
748
Typical Connection
AT91SAM9XE128/256/512 Preliminary
USB Handling is done through several layers as follows:
Figure 40-4. Board Schematic to Interface UHP Device Controller
A termination serial resistor must be connected to HDP and HDM. The resistor value is defined
in the electrical specification of the product (R
HDMA
HDMB
• Host controller hardware and serial engine: Transmits and receives USB data on the bus.
• Host controller driver: Drives the Host controller hardware and handles the USB protocol.
• USB Bus driver and hub driver: Handles USB commands and enumeration. Offers a
• Mini driver: Handles device specific commands.
• Class driver: Handles standard devices. This acts as a generic driver for a class of devices,
HDPA
HDPB
or
hardware independent interface.
for example the HID driver.
or
5V
R
R
EXT
EXT
10μF
100nF
EXT
).
0.20A
10nF
6254C–ATARM–22-Jan-10
Type A Connector