AT32UC3A4256S Atmel Corporation, AT32UC3A4256S Datasheet - Page 43
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AT32UC3A4256S
Manufacturer Part Number
AT32UC3A4256S
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT32UC3A0128.pdf
(377 pages)
2.AT32UC3A0128.pdf
(33 pages)
3.AT32UC3A0128.pdf
(159 pages)
4.AT32UC3A3128.pdf
(91 pages)
5.AT32UC3A3128.pdf
(1012 pages)
Specifications of AT32UC3A4256S
Flash (kbytes)
256 Kbytes
Pin Count
100
Max. Operating Frequency
66 MHz
Cpu
32-bit AVR
Hardware Qtouch Acquisition
No
Usb Transceiver
1
Usb Speed
Hi-Speed
Usb Interface
Device + OTG
Spi
6
Twi (i2c)
2
Uart
4
Ssc
1
Sd / Emmc
2
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
AES
Sram (kbytes)
128
Self Program Memory
YES
Dram Memory
No
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
3.0 to 3.6
Operating Voltage (vcc)
3.0 to 3.6
Fpu
No
Mpu / Mmu
Yes / No
Timers
6
Output Compare Channels
6
Input Capture Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT32UC3A4256S-C1UR
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
AT32UC3A4256S-U
Manufacturer:
ST
Quantity:
79
Part Number:
AT32UC3A4256S-U
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
4.4
32002F–03/2010
Detailed instruction description
:
Table 4-5.
:
Table 4-6.
Mnemonics
fcp.s
fchk.s
Mnemonics
frcpa.s
frsqrta.s
Floating point compare instructions
Floating point approximation instructions
Operands
Rd, Rx
Ry
Operands
Rd, Ry
Rd, Ry
Description
Compare floating point values in Rd and Rx,
and set status register flags accordingly.
Check floating point value in Rd for special
values such as Inf, NaN and Denormal, and set
status register flags accordingly.
Description
(Rd ← approx(1/Rx)), set status flags as fchk.s
(Rd ← approx(1/sqrt(Rx))), set status flags as
fchk.s
Issue
latency
1
1
Issue
latency
1
1
AVR32
43