SAM7X256 Atmel Corporation, SAM7X256 Datasheet - Page 169

• Manufacturer Part Number: SAM7X256
• Manufacturer: Atmel Corporation

Specifications of SAM7X256

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 55 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 62
• Ext Interrupts: 62
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 3
• Can: 1
• Ssc: 1
• Ethernet: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 64
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

23.8.6
Register Name:
Access Type:
Reset Value:
• FIQV: FIQ Vector Register
The FIQ Vector Register contains the vector programmed by the user in the Source Vector Register 0. When there is no
fast interrupt, the FIQ Vector Register reads the value stored in AIC_SPU.
23.8.7
Register Name:
Access Type:
Reset Value:
• IRQID: Current Interrupt Identifier
The Interrupt Status Register returns the current interrupt source number.
6120I–ATARM–06-Apr-11
31
23
15
31
23
15
7
–
–
–
7
–
AIC FIQ Vector Register
AIC Interrupt Status Register
AIC_FVR
Read-only
30
22
14
AIC_ISR
Read-only
30
22
14
6
–
–
–
6
–
0
0
29
21
13
29
21
13
5
–
–
–
5
–
28
20
12
28
20
12
4
–
–
–
4
FIQV
FIQV
FIQV
FIQV
27
19
11
27
19
11
3
–
–
–
3
IRQID
26
18
10
26
18
10
2
–
–
–
2
SAM7X512/256/128
25
17
25
17
9
1
–
–
9
–
1
24
16
24
16
8
0
–
–
8
–
0
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