AT32UC3C1512C Automotive Atmel Corporation, AT32UC3C1512C Automotive Datasheet - Page 58

• Manufacturer Part Number: AT32UC3C1512C Automotive
• Manufacturer: Atmel Corporation

7.7.1
Name:
Access Type:
Offset:
Reset Value:
•
Table 7-6.
Note that this register is protected by a lock. To write to this register the UNLOCK register has to be written first. Please
refer to the UNLOCK register description for details.
9166C–AVR-08/11
MCSEL: Main Clock Select
MCSEL[1:0]
31
23
15
7
-
-
-
-
others
0
1
2
3
4
5
6
7
Main Clock Control
Main clocks in AT32UC3C.
30
22
14
6
-
-
-
-
MCCTRL
Read/Write
0x0000
0x00000000
120 MHz RC oscillator (RC120M)
System RC oscillator (RCSYS)
8 MHz RC oscillator (RC8M)
Main clock source
Oscillator 0
Oscillator 1
29
21
13
reserved
reserved
5
-
-
-
-
PLL0
PLL1
28
20
12
4
-
-
-
-
27
19
11
3
-
-
-
-
26
18
10
2
-
-
-
MCSEL
25
17
9
1
-
-
-
AT32UC3C
24
16
8
0
-
-
-
58