AT32UC3L0128 Atmel Corporation, AT32UC3L0128 Datasheet - Page 304

• Manufacturer Part Number: AT32UC3L0128
• Manufacturer: Atmel Corporation

Specifications of AT32UC3L0128

• Flash (kbytes): 128 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Speed: No
• Usb Interface: No
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

304
AVR32
RET{cond4} – Conditional Return from Subroutine
Architecture revision:
Architecture revision1 and higher.
Description
Return from subroutine if the specified condition is true. Values are moved into the return regis-
ter, the return value is tested, and flags are set.
Operation:
I.
Syntax:
I.
Operands:
I.
Status Flags:
Opcode:
15
0
If (cond4)
ret{cond4} Rs
cond4 ∈ {eq, ne, cc/hs, cs/lo, ge, lt, mi, pl, ls, gt, le, hi, vs, vc, qs, al}
s ∈{0, 1, …, 15}
Flags are set as result of the operation CP R12, 0.
Q:
V:
N:
Z:
C:
1
13
0
If (Rs != {LR, SP, PC})
else if (Rs == LR)
else if (Rs == SP)
else
Test R12 and set flags;
PC ← LR;
Not affected
V ← 0
N ← RES[31]
Z ← (RES[31:0] == 0)
C ← 0
12
1
R12 ← Rs;
R12 ← -1;
R12 ← 0;
R12 ← 1;
1
1
9
1
8
0
7
cond4
4
3
Rs
32000D–04/2011
0