AT32UC3C2256C Atmel Corporation, AT32UC3C2256C Datasheet - Page 651

• 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

25.7.19
Register Name:
Access Type:
Offset:
Reset Value:
•
•
Protects the registers:
32117C–AVR-08/11
•
•
•
•
•
•
•
WPKEY: Write Protect KEY
WPEN: Write Protect Enable
”Mode Register” on page 627
”Baud Rate Generator Register” on page 639
”Receiver Time-out Register” on page 640
”Transmitter Timeguard Register” on page 641
”FI DI RATIO Register” on page 642
”IrDA FILTER Register” on page 644
”Manchester Configuration Register” on page 645
31
23
15
—
7
Should be written at value 0x555341 ("USA" in ASCII). Writing any other value in this field aborts the write operation of the
0 = Disables the Write Protect if WPKEY corresponds to 0x555341 ("USA" in ASCII).
1 = Enables the Write Protect if WPKEY corresponds to 0x555341 ("USA" in ASCII).
WPEN bit. Always reads as 0.
Write Protect Mode Register
30
22
14
—
WPMR
Read-write
0xE4
See
6
Table 25-16
29
21
13
—
5
28
20
12
—
4
WPKEY
WPKEY
WPKEY
27
19
11
—
3
26
18
10
—
2
25
17
—
9
1
AT32UC3C
WPEN
24
16
8
0
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