AT32UC3C164C Atmel Corporation, AT32UC3C164C Datasheet - Page 68

• Manufacturer Part Number: AT32UC3C164C
• Manufacturer: Atmel Corporation

Specifications of AT32UC3C164C

• Flash (kbytes): 64 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 81
• Ext Interrupts: 100
• Usb Transceiver: 1
• Quadrature Decoder Channels: 2
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 7
• Twi (i2c): 3
• Uart: 5
• Can: 2
• Lin: 5
• Ssc: 1
• Ethernet: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 4
• Dac Resolution (bits): 12
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 20
• 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: 6
• Output Compare Channels: 22
• Input Capture Channels: 12
• Pwm Channels: 19
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

7.7.8
Name:
Access Type:
Offset:
Reset Value:
To unlock a write protected register, first write to the UNLOCK register with the address of the register to unlock in the
ADDR field and 0xAA in the KEY field. Then, in the next PB access write to the register specified in the ADDR field.
•
•
32117C–AVR-08/11
KEY: Unlock Key
ADDR: Unlock Address
31
23
15
7
-
-
• Write this bit field to 0xAA to enable unlock.
• Write the address of the register to unlock to this bit field.
PM Unlock Register
30
22
14
6
-
-
UNLOCK
Write-Only
0x0058
-
29
21
13
5
-
-
28
20
12
4
-
-
ADDR[7:0]
KEY
27
19
11
3
-
-
26
18
10
2
-
-
25
17
9
1
-
ADDR[9:8]
AT32UC3C
24
16
8
0
-
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