AT32UC3A0512AU Atmel Corporation, AT32UC3A0512AU Datasheet - Page 53

• Manufacturer Part Number: AT32UC3A0512AU
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A0512AU

• Flash (kbytes): 512 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 109
• Ext Interrupts: 109
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 1
• Uart: 4
• 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
• Dac Channels: 2
• Dac Resolution (bits): 16
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 64
• 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: 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Operating Voltage (vcc): 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 10
• Output Compare Channels: 16
• Input Capture Channels: 6
• Pwm Channels: 13
• 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