SAM9X25 Atmel Corporation, SAM9X25 Datasheet - Page 72

• Manufacturer Part Number: SAM9X25
• Manufacturer: Atmel Corporation

Specifications of SAM9X25

• Flash (kbytes): 0 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 400 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 105
• Ext Interrupts: 105
• Usb Transceiver: 3
• Usb Speed: Hi-Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 3
• Uart: 7
• Can: 2
• Lin: 4
• Ssc: 1
• Ethernet: 2
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 12
• Adc Resolution (bits): 10
• Adc Speed (ksps): 440
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: DDR/LPDDR, SDRAM/LPSDR
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 0.9 to 1.1
• Fpu: No
• Mpu / Mmu: No/Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

12.3.1
Name:
Address:
Access:
Factory Value:0x0000_0000
• BOOTx: Boot media sequence
Is defined in the product-dependent ROM code.
• BOOTKEY
0xB5 (VALID): valid boot key
To avoid spurious writing, this key is necessary for write accesses.
72
72
31
23
15
7
SAM9X25
SAM9X25
Boot Sequence Configuration Register
BSC_CR
0xFFFFFE54
Read-write
30
22
14
6
29
21
13
5
28
20
12
4
BOOTKEY
BOOT
BOOT
BOOT
27
19
11
3
26
18
10
2
25
17
9
1
11054A–ATARM–27-Jul-11
11054A–ATARM–27-Jul-11
24
16
8
0