AT32UC3A464 Atmel Corporation, AT32UC3A464 Datasheet - Page 53

• Manufacturer Part Number: AT32UC3A464
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A464

• Flash (kbytes): 64 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: No
• 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
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

32002F–03/2010
FCASTRS.{S,U}W – Convert from Floating Point to Integer
Description
Converts the floating-point number in the specified register to a signed or unsigned integer and
stores the result in destination register. Rounding used is towards zero.
Operation:
I.
II.
Syntax:
I.
II.
Operands:
I-IV.
Status Flags:
Opcode:
31
1
15
0
0
Rd ← (signed int)Rx;
Round towards zero
Rd ← (unsigned int)Rx;
Round towards zero
fcastrs.sw
fcastrs.uw
{d, y} ∈ {0, 1, …, 15}
Q:
V:
N:
Z:
C:
S=0: Ry is an unsigned number, S=1: Ry is signed number
1
0
29
1
Not affected
Not affected
Not affected
Not affected
Not affected
28
0
0
Rd, Ry
Rd, Ry
0
1
Rd
0
25
24
1
1
0
0
0
1
0
20
0
0
19
1
0
Ry
AVR32
S
0
16
1
53