SAM7X128_14 Datasheet, PDF (181/662 Pages) ATMEL Corporation – ARM-based Flash MCU

25.9.1 PMC System Clock Enable Register
Register Name:
PMC_SCER
Access Type:
Write-only
31
30
29
28
–
–
–
–
23
22
21
20
–
–
–
–
15
14
13
12
–
–
–
–
7
6
5
4
UDP
–
–
–
• UDP: USB Device Port Clock Enable
0 = No effect.
1 = Enables the 48 MHz clock of the USB Device Port.
• PCKx: Programmable Clock x Output Enable
0 = No effect.
1 = Enables the corresponding Programmable Clock output.
27
–
19
–
11
PCK3
3
–
26
–
18
–
10
PCK2
2
–
25
–
17
–
9
PCK1
1
–
24
–
16
–
8
PCK0
0
–
SAM7X Series [DATASHEET]
6120K–ATARM–11-Feb-14
181