AT32UC3C0256C Atmel Corporation, AT32UC3C0256C Datasheet - Page 90

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AT32UC3C0256C

Manufacturer Part Number
AT32UC3C0256C
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of AT32UC3C0256C

Flash (kbytes)
256 Kbytes
Pin Count
144
Max. Operating Frequency
66 MHz
Cpu
32-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
123
Ext Interrupts
144
Usb Transceiver
1
Quadrature Decoder Channels
2
Usb Speed
Full Speed
Usb Interface
Device + OTG
Spi
7
Twi (i2c)
3
Uart
5
Can
2
Lin
5
Ssc
1
Ethernet
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
16
Adc Resolution (bits)
12
Adc Speed (ksps)
2000
Analog Comparators
4
Resistive Touch Screen
No
Dac Channels
4
Dac Resolution (bits)
12
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
68
Self Program Memory
YES
External Bus Interface
1
Dram Memory
sdram
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
3.0 to 3.6 or 4.5 to 5.5
Operating Voltage (vcc)
3.0 to 3.6 or 4.5 to 5.5
Fpu
Yes
Mpu / Mmu
Yes / No
Timers
6
Output Compare Channels
22
Input Capture Channels
12
Pwm Channels
20
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT32UC3C0256C-ALUR
Manufacturer:
Atmel
Quantity:
10 000
Part Number:
AT32UC3C0256C-ALUT
Manufacturer:
Atmel
Quantity:
10 000
8.3.2.25
90
AVR32
DTLB Modified Exception
Table 8-3.
The DTLB Modified exception is generated when a data memory write hits a valid TLB entry, but
the Dirty bit of the entry is 0. This indicates that the page is not writable.
Privileged Instructions
csrf - clear status register flag
cache - perform cache operation
tlbr - read addressed TLB entry into
TLBEHI and TLBELO
tlbw - write TLB entry registers into
TLB
tlbs - search TLB for entry matching
TLBEHI[VPN]
mtsr - move to system register
mfsr - move from system register
mfdr - move from debug register
rete- return from exception
rets - return from supervisor call
retd - return from debug mode
sleep - sleep
ssrf - set status register flag
- move to debug register
RSR_EX = SR;
RAR_EX = PC;
TLBEAR = FAILING_VIRTUAL_ADDRESS;
TLBEHI[VPN] = FAILING_PAGE_NUMBER;
TLBEHI[I] = 0;
SR[R] = 0;
SR[J] = 0;
SR[M2:M0] = B’110;
SR[EM] = 1;
SR[GM] = 1;
PC = EVBA + 0x44;
List of instructions which can only execute in privileged modes.
Comment
Privileged only when accessing upper half of status register
Unpriviledged when accessing JOSP and JECR
Unpriviledged when accessing JOSP and JECR
Privileged only when accessing upper half of status register
32000D–04/2011

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