Atmel Evaluation Kit for the SAM4E Series of Flash Microcontrollers ATSAM4E-EK ATSAM4E-EK Data Sheet
Product codes
ATSAM4E-EK
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
600
30.17.1 PMC System Clock Enable Register
Name:
PMC_SCER
Address:
0x400E0400
Access:
Write-only
This register can only be written if the WPEN bit is cleared in
.
UDP: USB Device Port Clock Enable
0: No effect.
1: Enables the 48 MHz clock (UDPCK) of the USB Device Port.
PCKx: Programmable Clock x Output Enable
0: No effect.
1: Enables the corresponding Programmable Clock output.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
–
–
–
–
–
–
–
15
14
13
12
11
10
9
8
–
–
–
–
–
PCK2
PCK1
PCK0
7
6
5
4
3
2
1
0
UDP
–
–
–
–
–
–
–