AT32UC3L0256 Atmel Corporation, AT32UC3L0256 Datasheet - Page 214

• Manufacturer Part Number: AT32UC3L0256
• Manufacturer: Atmel Corporation

Specifications of AT32UC3L0256

• Flash (kbytes): 256 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Speed: No
• Usb Interface: No
• Spi: 5
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

13.6.6
Name:
Access Type:
Offset:
Reset Value:
• BRIFAVALID: Backup Register Interface Valid
• PLLL0LOCKLOST: PLL0 lock lost value
• PLL0LOCK: PLL0 Locked on Accurate value
• BRIFARDY: Backup Register Interface Ready
• DFLL0RCS: DFLL0 Reference Clock Stopped
• DFLL0RDY: DFLL0 Synchronization Ready
• DFLL0LOCKLOSTA: DFLL0 Lock Lost on Accurate Value
• DFLL0LOCKLOSTF: DFLL0 Lock Lost on Fine Value
32145A–12/2011
DFLL0RCS
BODDET
31
23
15
7
-
-
0: The values in the backup registers are not valid.
1: The values in the backup registers are valid.
0: PLL0 has not lost it’s lock or has never been enabled.
1: PLL0 has lost it’s lock, either by disabling the PLL0 or due to faulty operation.
0: PLL0 is unlocked on accurate value.
1: PLL0 is locked on accurate value, and is ready to be selected as clock source with an accurate output clock.
0: The backup register interface is busy updating the backup registers. Writes to BRn will be discarded.
1: The backup register interface is ready to accept new writes to the backup registers.
0: The DFLL reference clock is running, or has never been enabled.
1: The DFLL reference clock has stopped or is too slow.
0: Read or write to DFLL registers is invalid
1: Read or write to DFLL registers is valid
0: DFLL has not lost its Accurate lock or has never been enabled.
1: DFLL has lost its Accurate lock, either by disabling the DFLL or due to faulty operation.
0: DFLL has not lost its Fine lock or has never been enabled.
1: DFLL has lost its Fine lock, either by disabling the DFLL or due to faulty operation.
Power and Clocks Status Register
BRIFAVALID
DFLL0RDY
SM33DET
30
22
14
6
-
PCLKSR
Read-only
0x0014
0x00000000
DFLL0LOCK
VREGOK
LOSTA
29
21
13
5
-
-
DFLL0LOCK
LOSTF
28
20
12
4
-
-
-
DFLL0LOCK
LOSTC
27
19
11
3
-
-
-
PLLLOCKLO
DFLL0LOCK
ST0
26
18
10
A
2
-
-
AT32UC3L0128/256
DFLL0LOCK
PLLLOCK0
OSC0RDY
25
17
9
F
1
-
DFLL0LOCK
OSC32RDY
BRIFARDY
24
16
C
8
0
-
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