SAM3N00B Atmel Corporation, SAM3N00B Datasheet - Page 365
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
SAM3N00B
Manufacturer Part Number
SAM3N00B
Description
Manufacturer
Atmel Corporation
- Current page: 365 of 752
- Download datasheet (17Mb)
24.15.11 PMC Programmable Clock Register
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• CSS: Master Clock Source Selection
• PRES: Processor Clock Prescaler
11011A–ATARM–04-Oct-10
31
23
15
–
–
–
7
–
Value
Value
0
1
2
3
4
0
1
2
3
4
5
6
PMC_PCKx
0x400E0440
Read-write
30
22
14
–
–
–
6
Name
SLOW_CLK
MAIN_CLK
PLLA_CLK
PLLB_CLK
MCK
Name
CLK
CLK_2
CLK_4
CLK_28
CLK_16
CLK_32
CLK_64
PRES
29
21
13
–
–
–
5
28
20
12
–
–
–
4
Description
Slow Clock is selected
Main Clock is selected
PLLA Clock is selected
PLLB Clock is selected
Master Clock is selected
Description
Selected clock
Selected clock divided by 2
Selected clock divided by 4
Selected clock divided by 8
Selected clock divided by 16
Selected clock divided by 32
Selected clock divided by 64
“PMC Write Protect Mode Register” on page
27
19
11
–
–
–
3
–
26
18
10
–
–
–
2
CSS
25
17
–
–
–
9
1
374.
SAM3N
24
16
–
–
–
8
0
365
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