AT32UC3C2256C Atmel Corporation, AT32UC3C2256C Datasheet - Page 358

• Manufacturer Part Number: AT32UC3C2256C
• Manufacturer: Atmel Corporation

Specifications of AT32UC3C2256C

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 45
• Ext Interrupts: 64
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Can: 2
• Lin: 4
• Ssc: 1
• Ethernet: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 2
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 68
• Self Program Memory: YES
• Dram Memory: No
• 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: 3
• Output Compare Channels: 13
• Input Capture Channels: 6
• Pwm Channels: 14
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

358
AVR32
SUB{cond4} – Conditional Subtract
Architecture revision:
Format I in Architecture revision1 and higher.
Format II in Architecture revision 2 and higher.
Description
Subtracts a value from a given register and stores the result in destination register if cond4 is
true.
Operation:
I.
II.
Syntax:
I.
II.
Operands:
I.
II.
Status Flag:
Opcode:
31
1
15
0
If (cond4) then
If (cond4) then
sub{f}{cond4} Rd, imm
sub{cond4} Rd, Rx, Ry
cond4 ∈ {eq, ne, cc/hs, cs/lo, ge, lt, mi, pl, ls, gt, le, hi, vs, vc, qs, al}
d ∈ {0, 1, …, 15}
imm ∈ {-128, -127, ..., 127}
cond4 ∈ {eq, ne, cc/hs, cs/lo, ge, lt, mi, pl, ls, gt, le, hi, vs, vc, qs, al}
{d, x, y} ∈ {0, 1, …, 15}
K = SE(imm8)
Flags only affected if format I and (cond4) is true and F parameter is given
Q:
V:
N:
Z:
C:
Format I:I
1
0
29
1
0
Rd ← Rd - imm8;
Update flags if opcode[f] field is cleared
Rd ← Rx - Ry;
Not affected
V ← (Rd[31] ∧ ¬K[31] ∧ ¬RES[31]) ∨ (¬Rd[31] ∧ K[31] ∧ RES[31])
N ← RES[31]
Z ← (RES[31:0] == 0)
C ← ¬Rd[31] ∧ K[31] ∨ K[31] ∧ RES[31] ∨ RES[31] ∧ ¬Rd[31]
12
28
1
0
11
0
26
1
cond4
25
F
8
24
1
7
1
0
1
20
1
imm8
19
Rd
32000D–04/2011
0
16