at91sam9g20-cu ATMEL Corporation, at91sam9g20-cu Datasheet - Page 295

• Manufacturer Part Number: at91sam9g20-cu
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

26.9
Table 26-3.
6384B–ATARM–15-Dec-08
0x0048 - 0x005C
0x0070 - 0x007C
0x000C
0x001C
0x002C
0x003C
0x006C
0x0000
0x0004
0x0008
0x0010
0x0014
0x0018
0x0020
0x0024
0x0028
0x0030
0x0038
0x0040
0x0044
0x0060
0x0064
0x0068
0x0080
Offset
Power Management Controller (PMC) User Interface
Register Mapping
Register
System Clock Enable Register
System Clock Disable Register
System Clock Status Register
Reserved
Peripheral Clock Enable Register
Peripheral Clock Disable Register
Peripheral Clock Status Register
Reserved
Main Oscillator Register
Main Clock Frequency Register
PLL A Register
PLL B Register
Master Clock Register
Reserved
Reserved
Programmable Clock 0 Register
Programmable Clock 1 Register
Reserved
Interrupt Enable Register
Interrupt Disable Register
Status Register
Interrupt Mask Register
Reserved
PLL Charge Pump Current Register
Name
PMC_SCER
PMC_SCDR
PMC _SCSR
PMC _PCER
PMC_PCDR
PMC_PCSR
CKGR_MOR
CKGR_MCFR
CKGR_PLLAR
CKGR_PLLBR
PMC_MCKR
PMC_PCK0
PMC_PCK1
PMC_IER
PMC_IDR
PMC_SR
PMC_IMR
PMC_PLLICPR
AT91SAM9G20 Preliminary
–
–
–
–
–
–
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-only
Write-only
Write-only
Read-only
Read-only
Write-only
Write-only
Read-only
Read-only
Write-only
Write-only
Write-only
Access
–
–
–
–
–
–
0x3F00
0x3F00
Reset
0x03
0x08
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
--
--
–
–
–
–
–
–
–
–
–
–
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