AT32UC3B0256 Atmel Corporation, AT32UC3B0256 Datasheet - Page 423

• Manufacturer Part Number: AT32UC3B0256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3B0256

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 60 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 44
• Ext Interrupts: 44
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 4
• Twi (i2c): 1
• Uart: 3
• Ssc: 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
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0-3.6 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

22.8.2.9
Register Name:
Access Type:
Offset:
Reset Value:
• FNCERR: Frame Number CRC Error
• FNUM: Frame Number
32059L–AVR32–01/2012
FNCERR
31
23
15
7
-
-
This bit is set when a corrupted frame number is received. This bit and the SOF interrupt bit are updated at the same time.
This bit is cleared upon receiving a USB reset.
This field contains the 11-bit frame number information. It is provided in the last received SOF packet.
This field is cleared upon receiving a USB reset.
FNUM is updated even if a corrupted SOF is received.
Device Frame Number Register
30
22
14
6
-
-
-
UDFNUM
Read-Only
0x0020
0x00000000
FNUM[4:0]
29
21
13
5
-
-
28
20
12
4
-
-
27
19
11
3
-
-
FNUM[10:5]
26
18
10
2
-
-
-
25
17
9
1
-
-
-
24
16
8
0
-
-
-
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