ATUC64L4U Atmel Corporation, ATUC64L4U Datasheet - Page 286

• Manufacturer Part Number: ATUC64L4U
• Manufacturer: Atmel Corporation

Specifications of ATUC64L4U

• Flash (kbytes): 64 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 Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• 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

286
AVR32
PSUB.{B/H} – Packed Subtraction
Architecture revision:
Architecture revision1 and higher.
Description
Perform subtraction of four pairs of packed bytes (psub.b) or two pairs of halfwords (psub.h).
Upon overflow any additional bits are discarded and the result is wrapped around.
Operation:
I.
II.
Syntax:
I.
II.
Operands:
I, II.
Status Flags:
Opcode:
31
31
1
15
0
1
15
0
Rd[31:24] ← Rx[31:24] - Ry[31:24]; Rd[23:16] ← Rx[23:16] - Ry[23:16];
Rd[15:8] ← Rx[15:8] - Ry[15:8]; Rd[7:0] ← Rx[7:0] - Ry[7:0];
Rd[31:16] ← Rx[31:16] - Ry[31:16];
Rd[15:0] ← Rx[15:0] - Ry[15:0];
psub.b
psub.h
{d, x, y} ∈ {0, 1, …, 15}
Q:
V:
N:
Z:
C:
Format I:
Format II:
1
0
1
0
29
29
1
1
1
1
Not affected.
Not affected.
Not affected.
Not affected.
Not affected.
28
28
0
0
Rd, Rx, Ry
Rd, Rx, Ry
0
0
Rx
Rx
0
0
25
1
25
0
24
0
1
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
20
0
1
20
0
1
3
3
19
19
Ry
Rd
Ry
Rd
32000D–04/2011
0
0
16
16