SAM9261 Atmel Corporation, SAM9261 Datasheet - Page 6

• Manufacturer Part Number: SAM9261
• Manufacturer: Atmel Corporation

Specifications of SAM9261

• Flash (kbytes): 0 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 240 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): 1
• Uart: 4
• Ssc: 3
• Sd / Emmc: 1
• Graphic Lcd: Yes
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 160
• 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): 1.08 to 1.32
• Fpu: No
• Mpu / Mmu: No/Yes
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

Table 3-1.
6
Signal Name
NRST
TST
BMS
DRXD
DTXD
IRQ0 - IRQ2
FIQ
PA0 - PA31
PB0 - PB31
PC0 - PC31
D0 - D31
A0 - A25
NWAIT
NCS0 - NCS7
NWR0 - NWR3
NRD
NWE
NBS0 - NBS3
CFCE1 - CFCE2
CFOE
CFWE
CFIOR
CFIOW
CFRNW
CFCS0 - CFCS1
NANDOE
NANDWE
NANDCS
AT91SAM9261
Signal Description by Peripheral (Continued)
Boot Mode Select
Debug Transmit Data
External Wait Signal
Byte Mask Signal
NAND Flash Output Enable
NAND Flash Write Enable
Function
Microcontroller Reset
Test Mode Select
Debug Receive Data
External Interrupt Inputs
Fast Interrupt Input
Parallel IO Controller A
Parallel IO Controller B
Parallel IO Controller C
Data Bus
Address Bus
Chip Select Lines
Write Signal
Read Signal
Write Enable
CompactFlash Chip Enable
CompactFlash Output Enable
CompactFlash Write Enable
CompactFlash IO Read
CompactFlash IO Write
CompactFlash Read Not Write
CompactFlash Chip Select Lines
NAND Flash Chip Select
CompactFlash Support
NAND Flash Support
Debug Unit
Reset/Test
SMC
AIC
PIO
EBI
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
Active Level
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Comments
Pull-up resistor
Pull-down resistor.
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
Pulled-up input at reset
0 at reset
6062LS–ATARM–23-Mar-09