AT32UC3A464 Atmel Corporation, AT32UC3A464 Datasheet - Page 836

• Manufacturer Part Number: AT32UC3A464
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A464

• Flash (kbytes): 64 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• Hardware Qtouch Acquisition: No
• Usb Transceiver: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 128
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

30.7.1
Name:
Access Type:
Offset:
Reset Value:
• SWRST: Software Reset
• IOWAITDIS: SDIO Read Wait Disable
• IOWAITEN: SDIO Read Wait Enable
• PWSDIS: Power Save Mode Disable
• PWSEN: Power Save Mode Enable
• MCIDIS: Multi-Media Interface Disable
• MCIEN: Multi-Media Interface Enable
32072G–11/2011
SWRST
31
23
15
7
-
-
-
Writing a one to this bit will reset the MCI interface.
Writing a zero to this bit has no effect.
Writing a one to this bit will disable the SDIO Read Wait Operation.
Writing a zero to this bit has no effect.
Writing a one to this bit will enable the SDIO Read Wait Operation.
Writing a zero to this bit has no effect.
Writing a one to this bit will disable the Power Saving Mode.
Writing a zero to this bit has no effect.
Writing a one to this bit and a zero to PWSDIS will enable the Power Saving Mode.
Writing a one to this bit and a one to PWSDIS will disable the Power Saving Mode.
Writing a zero to this bit has no effect.
Warning: Before enabling this mode, the user must write a value different from 0 to the PWSDIV field.
Writing a one to this bit will disable the Multi-Media Interface.
Writing a zero to this bit has no effect.
Writing a one to this bit and a zero to MCIDIS will enable the Multi-Media Interface.
Writing a one to this bit and a one to MCIDIS will disable the Multi-Media Interface.
Writing a zero to this bit has no effect.
Control Register
30
22
14
6
-
-
-
-
CR
Write-only
0x000
0x00000000
IOWAITDIS
29
21
13
5
-
-
-
IOWAITEN
28
20
12
4
-
-
-
PWSDIS
27
19
11
3
-
-
-
PWSEN
26
18
10
2
-
-
-
MCIDIS
25
17
9
1
-
-
-
MCIEN
24
16
8
0
-
-
-
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