SAM3N0A Atmel Corporation, SAM3N0A Datasheet - Page 362
SAM3N0A
Manufacturer Part Number
SAM3N0A
Description
Manufacturer
Atmel Corporation
- Current page: 362 of 752
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24.15.8
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• MAINF: Main Clock Frequency
Gives the number of Main Clock cycles within 16 Slow Clock periods.
• MAINFRDY: Main Clock Ready
0 = MAINF value is not valid or the Main Oscillator is disabled.
1 = The Main Oscillator has been enabled previously and MAINF value is available.
362
31
23
15
–
–
7
SAM3N
PMC Clock Generator Main Clock Frequency Register
CKGR_MCFR
0x400E0424
Read-only
30
22
14
–
–
6
29
21
13
–
–
5
28
20
12
–
–
4
MAINF
MAINF
“PMC Write Protect Mode Register” on page
27
19
11
–
–
3
26
18
10
–
–
2
25
17
–
–
9
1
11011A–ATARM–04-Oct-10
374.
MAINFRDY
24
16
–
8
0
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