AT32UC3L-EK Atmel, AT32UC3L-EK Datasheet - Page 161
![no-image](/images/manufacturer_photos/0/0/78/atmel_sml.jpg)
AT32UC3L-EK
Manufacturer Part Number
AT32UC3L-EK
Description
KIT EVAL AVR32 UC3 MCU
Manufacturer
Atmel
Type
MCUr
Specifications of AT32UC3L-EK
Contents
*
Silicon Manufacturer
Atmel
Core Architecture
AVR
Core Sub-architecture
UC3L
Kit Contents
Board
Features
USB / Battery Powered, Board Controller / Bootloader
Svhc
No SVHC (15-Dec-2010)
Rohs Compliant
Yes
Tool Type
Starter Kit
Cpu Core
AVR 8
Data Bus Width
8 bit
Processor Series
AT32
Processor To Be Evaluated
AT32UC3L064
Interface Type
USB, Capacitive Touch
For Use With/related Products
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT32UC3L-EK
Manufacturer:
Atmel
Quantity:
135
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12.7.1
Name:
Access Type:
Offset:
Reset Value:
• MCSEL: Main Clock Select
Table 12-7.
Note:
Note that this register is protected by a lock. To write to this register the UNLOCK register has to be written first. Please ref-
ere to the UNLOCK register description for details.
32099F–11/2010
MCSEL[2:0]
31
23
15
7
-
-
-
-
1. If the 120MHz RC oscillator is selected as main clock source, it must be divided by at least 4 before being used as clock
0
1
2
3
Main Clock Control
source for the CPU. This division is selected by writing to the CPUSEL and CPUDIV bits in the CPUSEL register, before
switching to RC120M as main clock source.
Main clocks in AT32UC3L.
30
22
14
6
-
-
-
-
MCCTRL
Read/Write
0x000
0x00000000
System RC oscillator (RCSYS)
120MHz RC oscillator
Main clock source
Oscillator0 (OSC0)
(RC120M)
DFLL
29
21
13
5
-
-
-
-
(1)
28
20
12
4
-
-
-
-
27
19
11
3
-
-
-
-
26
18
10
2
-
-
-
AT32UC3L016/32/64
MCSEL
25
17
9
1
-
-
-
24
16
8
0
-
-
-
161
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