SAM9261 Atmel Corporation, SAM9261 Datasheet - Page 740

• 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

ii
AT91SAM9261
10 Peripherals ............................................................................................. 28
11 ARM926EJ-S Processor Description ................................................... 39
12 AT91SAM9261 Debug and Test ............................................................ 57
9.5
9.6
9.7
9.8
9.9
9.10
9.11
9.12
10.1
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
10.10
10.11
10.12
10.13
10.14
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
12.1
12.2
Clock Generator ..............................................................................................24
Power Management Controller ........................................................................25
Periodic Interval Timer .....................................................................................25
Watchdog Timer ..............................................................................................25
Real-time Timer ...............................................................................................25
Advanced Interrupt Controller ..........................................................................26
Debug Unit .......................................................................................................26
PIO Controllers ................................................................................................27
User Interface ..................................................................................................28
Peripheral Identifiers ........................................................................................28
Peripheral Multiplexing on PIO Lines ..............................................................29
External Bus Interface .....................................................................................34
Static Memory Controller .................................................................................35
SDRAM Controller ...........................................................................................35
Serial Peripheral Interface ...............................................................................36
Two-wire Interface ...........................................................................................36
USART ............................................................................................................36
Synchronous Serial Controller .........................................................................37
Timer Counter ..................................................................................................37
Multimedia Card Interface ...............................................................................37
USB .................................................................................................................38
LCD Controller .................................................................................................38
Overview ..........................................................................................................39
Block Diagram .................................................................................................40
ARM9EJ-S Processor ......................................................................................40
CP15 Coprocessor ..........................................................................................48
Memory Management Unit (MMU) ..................................................................51
Caches and Write Buffer .................................................................................52
Tightly-Coupled Memory Interface ..................................................................54
Bus Interface Unit ............................................................................................55
Overview ..........................................................................................................57
Block Diagram .................................................................................................57
6062N–ATARM–3-Oct-11