SAM9XE256 Atmel Corporation, SAM9XE256 Datasheet - Page 26

• Manufacturer Part Number: SAM9XE256
• Manufacturer: Atmel Corporation

Specifications of SAM9XE256

• Flash (kbytes): 256 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

Introduction
1-4
Miscellaneous
configuration
JTAG debug
Interrupts
Debug
Clock
DBGINSTREXEC
DBGSCREG[4:0]
DBGTAPSM[3:0]
STANDBYWFI
DBGIEBRKPT
DBGRNG[1:0]
DBGnTDOEN
DBGEXT[1:0]
CFGBIGEND
DBGDEWPT
BIGENDINIT
DBGSDOUT
DBGTCKEN
TAPID[31:0]
DBGnTRST
DBGIR[3:0]
COMMRX
DBGSDIN
COMMTX
DBGACK
EDBGRQ
DBGTMS
DBGTDO
DBGRQI
DBGTDI
VINITHI
DBGEN
Copyright © 2001-2003 ARM Limited. All rights reserved.
nIRQ
nFIQ
CLK
ARM926EJ-S
Figure 1-2 ARM926EJ-S interface diagram (part one)
DRDMAADDR[17:0]
IRDMAADDR[17:0]
DHWDATA[31:0]
DHRDATA[31:0]
DRADDR[17:0]
DHADDR[31:0]
DHBURST[2:0]
DHTRANS[1:0]
IRADDR[17:0]
DHPROT[3:0]
DHRESP[1:0]
DRWR[31:0]
DRWBL[3:0]
DRSIZE[3:0]
DHBUSREQ
DHSIZE[2:0]
DRRD[31:0]
IRWR[31:0]
IRWBL[3:0]
IRSIZE[3:0]
DRDMAEN
DRDMACS
IRRD[31:0]
DHGRANT
DHREADY
DHCLKEN
DHWRITE
IRDMAEN
IRDMACS
DHBL[3:0]
DHLOCK
DRWAIT
DRnRW
DRIDLE
DRSEQ
IRWAIT
IRnRW
IRIDLE
IRSEQ
DRCS
IRCS
Data
memory
interface
Instruction
memory interface
Data
AHB
ARM DDI0198D