AT32UC3B1256-Z1UR Atmel, AT32UC3B1256-Z1UR Datasheet - Page 50

• 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: -

9.6.1
Name:
Access Type:
Offset:
Reset Value:
•
•
•
32059J–12/2010
OSC1EN: Oscillator 1 Enable
OSC0EN: Oscillator 0 Enable
MCSEL: Main Clock Select
31
23
15
7
-
-
-
-
0: Oscillator 1 is disabled.
1: Oscillator 1 is enabled.
0: Oscillator 0 is disabled.
1: Oscillator 0 is enabled.
0: The slow clock is the source for the main clock.
1: Oscillator 0 is the source for the main clock.
2: PLL0 is the source for the main clock.
3: Reserved.
Main Clock Control Register
30
22
14
6
-
-
-
-
MCCTRL
Read/Write
0x000
0x00000000
29
21
13
5
-
-
-
28
20
12
4
-
-
-
OSC1EN
27
19
11
3
-
-
-
OSC0EN
26
18
10
2
-
-
-
25
17
9
1
-
-
-
MCSEL
AT32UC3B
24
16
8
0
-
-
-
50