Datasheet

188
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
22.12.2 PMC System Clock Disable Register
Name: PMC_SCDR
Address: 0xFFFFFC04
Access: Write-only
•PCK: Processor Clock Disable
0: No effect.
1: Disables the Processor clock. This is used to enter the processor in Idle Mode.
• DDRCK: DDR Clock Disable
0: No effect.
1: Disables the DDR clock.
• LCDCK: LCD Clock Disable
0: No effect.
1: Disables the LCD clock.
• UHP: USB Hos t OHCI Clock Disable
0: No effect.
1: Disables the UHP48M and UHP12M OHCI clocks.
• UDP: USB Device Clock Enable
0: No effect.
1: Disables the USB Device clock.
•PCKx: Programmable Clock x Output Disable
0: No effect.
1: Disables the corresponding Programmable Clock output.
31 30 29 28 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
––––––PCK1PCK0
76543210
UDP UHP – – LCDCK DDRCK – PCK