496
11100B–ATARM–31-Jul-12
SAM4S Series [Preliminary]
27.2.16
Power Management Controller (PMC) User Interface
Table 27-3.
Register Mapping
Offset
Register
Name
Access
Reset
0x0000
System Clock Enable Register
PMC_SCER
Write-only
–
0x0004
System Clock Disable Register
PMC_SCDR
Write-only
–
0x0008
System Clock Status Register
PMC_SCSR
Read-only
0x0000_0001
0x000C
Reserved
–
–
–
0x0010
Peripheral Clock Enable Register 0
PMC_PCER0
Write-only
–
0x0014
Peripheral Clock Disable Register 0
PMC_PCDR0
Write-only
–
0x0018
Peripheral Clock Status Register 0
PMC_PCSR0
Read-only
0x0000_0000
0x001C
Reserved
–
–
–
0x0020
Main Oscillator Register
CKGR_MOR
Read-write
0x0000_0001
0x0024
Main Clock Frequency Register
CKGR_MCFR
Read-write
0x0000_0000
0x0028
PLLA Register
CKGR_PLLAR
Read-write
0x0000_3F00
0x002C
PLLB Register
CKGR_PLLBR
Read-write
0x0000_3F00
0x0030
Master Clock Register
PMC_MCKR
Read-write
0x0000_0001
0x0034
Reserved
–
–
–
0x0038
USB Clock Register
PMC_USB
Read/Write
0x0000_0000
0x003C
Reserved
–
–
–
0x0040
Programmable Clock 0 Register
PMC_PCK0
Read-write
0x0000_0000
0x0044
Programmable Clock 1 Register
PMC_PCK1
Read-write
0x0000_0000
0x0048
Programmable Clock 2 Register
PMC_PCK2
Read-write
0x0000_0000
0x004C - 0x005C
Reserved
–
–
–
0x0060
Interrupt Enable Register
PMC_IER
Write-only
–
0x0064
Interrupt Disable Register
PMC_IDR
Write-only
–
0x0068
Status Register
PMC_SR
Read-only
0x0001_0008
0x006C
Interrupt Mask Register
PMC_IMR
Read-only
0x0000_0000
0x0070
Fast Startup Mode Register
PMC_FSMR
Read-write
0x0000_0000
0x0074
Fast Startup Polarity Register
PMC_FSPR
Read-write
0x0000_0000
0x0078
Fault Output Clear Register
PMC_FOCR
Write-only
–
0x007C- 0x00E0
Reserved
–
–
–
0x00E4
Write Protect Mode Register
PMC_WPMR
Read-write
0x0
0x00E8
Write Protect Status Register
PMC_WPSR
Read-only
0x0
0x00EC-0x00FC
Reserved
–
–
–
0x0100
Peripheral Clock Enable Register 1
PMC_PCER1
Write-only
–
0x0104
Peripheral Clock Disable Register 1
PMC_PCDR1
Write-only
–
Содержание SAM4S Series
Страница 44: ...44 11100B ATARM 31 Jul 12 SAM4S Series Preliminary ...
Страница 412: ...412 11100B ATARM 31 Jul 12 SAM4S Series Preliminary ...
Страница 1105: ...1105 11100B ATARM 31 Jul 12 SAM4S Series Preliminary ...
Страница 1142: ...1142 11100B ATARM 31 Jul 12 SAM4S Series Preliminary Figure 43 3 100 ball VFBGA Package Drawing ...
Страница 1143: ...1143 11100B ATARM 31 Jul 12 SAM4S Series Preliminary Figure 43 4 64 lead LQFP Package Drawing ...
Страница 1145: ...1145 11100B ATARM 31 Jul 12 SAM4S Series Preliminary Figure 43 5 64 lead QFN Package Drawing ...