Manual

368
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
29.9.3 PMC System Clock Status Register
Register Name: PMC_SCSR
Access Type: Read-only
• PCK: Processor Clock Status
0 = The Processor clock is disabled.
1 = The Processor clock is enabled.
• UHP: USB Host Port Clock Status
0 = The 12 and 48 MHz clock (UHPCK) of the USB Host Port is disabled.
1 = The 12 and 48 MHz clock (UHPCK) of the USB Host Port is enabled.
• PCKx: Programmable Clock x Output Status
0 = The corresponding programmable clock output is disabled.
1 = The corresponding programmable clock output is enabled.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
––––PCK3PCK2PCK1PCK0
76543210
–UHP–––––PCK