AT32UC3A464 Atmel Corporation, AT32UC3A464 Datasheet - Page 140

• 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

12.8.3
Name:
Access Type:
Offset:
Reset value:
• CMD: Command
Table 12-5.
32072G–11/2011
Command
No operation
Write Page
Erase Page
Clear Page Buffer
Lock region containing given Page
Unlock region containing given Page
Erase All
Write General-Purpose Fuse Bit
Erase General-Purpose Fuse Bit
Set Security Bit
Program GP Fuse Byte
Erase All GPFuses
Quick Page Read
Write User Page
Erase User Page
31
23
15
7
-
This field defines the flash command. Issuing any unused command will cause the Programming Error flag to be set, and the
corresponding interrupt to be requested if the PROGE bit in FCR is set.
Flash Command Register
Set of commands
30
22
14
6
-
FCMD
Read/Write
0x04
0x00000000
The FCMD can not be written if the flash is in the process of performing a flash command. Doing
so will cause the FCR write to be ignored, and the PROGE bit to be set.
29
21
13
5
28
20
12
4
PAGEN [15:8]
PAGEN [7:0]
KEY
Value
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
27
19
11
3
CMD
Mnemonic
NOP
WP
EP
CPB
LP
UP
EA
WGPB
EGPB
SSB
PGPFB
EAGPF
QPR
WUP
EUP
26
18
10
2
25
17
9
1
24
16
8
0
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