at32uc3b0512-z2ues ATMEL Corporation, at32uc3b0512-z2ues Datasheet - Page 50

• Manufacturer Part Number: at32uc3b0512-z2ues
• Description: 32-bit Avr Microcontroller
• Manufacturer: ATMEL Corporation

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