SAM9XE512 Atmel Corporation, SAM9XE512 Datasheet - Page 53

• 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

ARM DDI 0165B
System and User
r0
r1
r2
r3
r4
r5
r6
r7
r8
r9
r10
r11
r12
r13
r14
r15 (PC)
CPSR
Indicates that the normal register used by the User or System mode
has been replaced by an alternative register specific to the exception mode.
Figure 2-3 shows the ARM state registers.
r0
r1
r2
r3
r4
r5
r6
r7
r8_fiq
r9_fiq
r10_fiq
r11_fiq
r12_fiq
r13_fiq
r14_fiq
r15 (PC)
SPSR_fiq
ARM state general registers and program counter
CPSR
FIQ
Copyright © 2000 ARM Limited. All rights reserved.
ARM state program status registers
Supervisor
SPSR_svc
r0
r1
r2
r3
r4
r5
r6
r7
r8
r9
r10
r11
r12
r13_svc
r14_svc
r15 (PC)
CPSR
SPSR_abt
r0
r1
r2
r3
r4
r5
r6
r7
r8
r9
r10
r11
r12
r13_abt
r14_abt
r15 (PC)
Figure 2-3 Register organization in ARM state
Abort
CPSR
SPSR_irq
r0
r1
r2
r3
r4
r5
r6
r7
r8
r9
r10
r11
r12
r13_irq
r14_irq
r15 (PC)
CPSR
IRQ
Programmer’s Model
Undefined
SPSR_und
r0
r1
r2
r3
r4
r5
r6
r7
r8
r9
r10
r11
r12
r13_und
r14_und
r15 (PC)
CPSR
2-11