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SAM7X256_14 Datasheet, PDF (187/662 Pages) ATMEL Corporation – ARM-based Flash MCU | |||
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25.9.8 PMC Clock Generator Main Clock Frequency Register
Register Name:
CKGR_MCFR
Access Type:
Read-only
31
30
29
28
27
26
â
â
â
â
â
â
23
22
21
20
19
18
â
â
â
â
â
â
15
14
13
12
11
10
MAINF
7
6
5
4
3
2
MAINF
⢠MAINF: Main Clock Frequency
Gives the number of Main Clock cycles within 16 Slow Clock periods.
⢠MAINRDY: 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.
25
24
â
â
17
16
â
MAINRDY
9
8
1
0
SAM7X Series [DATASHEET]
6120KâATARMâ11-Feb-14
187
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