AT32UC3B1256-Z1UR Atmel, AT32UC3B1256-Z1UR Datasheet - Page 63

• Manufacturer Part Number: AT32UC3B1256-Z1UR
• Description: MCU AVR32 256K FLASH 48-QFN
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B1256-Z1UR

• Package / Case: 48-QFN Exposed Pad
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 28
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

9.6.12
Name:
Access Type:
Offset:
Reset Value:
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•
•
•
•
•
•
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32059J–12/2010
BODDET: Brown out detection
OSC32RDY: 32 KHz oscillator Ready
OSC1RDY: OSC1 ready
OSC0RDY: OSC0 ready
MSKRDY: Mask ready
CKRDY:
LOCK1: PLL 1 locked
LOCK0: PLL 0 locked
OSC0RDY
31
23
15
7
-
-
-
0: No BOD event.
1: BOD has detected that power supply is going below BOD reference value.
0: The 32 KHz oscillator is not enabled or not ready.
1: The 32 KHz oscillator is stable and ready to be used as clock source.
0: Oscillator 1 not enabled or not ready.
1: Oscillator 1 is stable and ready to be used as clock source.
0: Oscillator 0 not enabled or not ready.
1: Oscillator 0 is stable and ready to be used as clock source.
0: Mask register has been changed, masking in progress.
1: Clock are masked according to xxx_MASK.
0: The CKSEL register has been written, and the new clock setting is not yet effective.
1: The synchronous clocks have frequencies as indicated in the CKSEL register.
0:PLL 1 is unlocked.
1:PLL 1 is locked, and ready to be selected as clock source.
0: PLL 0 is unlocked.
1: PLL 0 is locked, and ready to be selected as clock source.
Power and Oscillators Status Register
MSKRDY
30
22
14
POSCSR
Read-only
0x054
0x00000000
6
-
-
-
CKRDY
29
21
13
5
-
-
-
28
20
12
4
-
-
-
-
27
19
11
3
-
-
-
-
WAKE
26
18
10
2
-
-
-
OSC32RDY
LOCK1
25
17
9
1
-
-
AT32UC3B
OSC1RDY
BODDET
LOCK0
24
16
8
0
-
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