9 power management controller (pmc) user interface – Rainbow Electronics AT91CAP9S250A User Manual

Page 365

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365

6264A–CAP–21-May-07

AT91CAP9S500A/AT91CAP9S250A

29.9

Power Management Controller (PMC) User Interface

Table 29-3.

Register Mapping

Offset

Register

Name

Access

Reset Value

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

0x03

0x000C

Reserved

0x0010

Peripheral Clock Enable Register

PMC _PCER

Write-only

0x0014

Peripheral Clock Disable Register

PMC_PCDR

Write-only

0x0018

Peripheral Clock Status Register

PMC_PCSR

Read-only

0x0

0x001C

UTMI Clock Register

CKGR_UCKR

Read/Write

0x1020 0800

0x0020

Main Oscillator Register

CKGR_MOR

Read/Write

0x0

0x0024

Main Clock Frequency Register

CKGR_MCFR

Read-only

0x0

0x0028

PLL A Register

CKGR_PLLAR

ReadWrite

0x3F00

0x002C

PLL B Register

CKGR_PLLBR

ReadWrite

0x3F00

0x0030

Master Clock Register

PMC_MCKR

Read/Write

0x0

0x0038

Reserved

0x003C

Reserved

0x0040

Programmable Clock 0 Register

PMC_PCK0

Read/Write

0x0

0x0044

Programmable Clock 1 Register

PMC_PCK1

Read/Write

0x0

...

...

...

...

...

0x0060

Interrupt Enable Register

PMC_IER

Write-only

--

0x0064

Interrupt Disable Register

PMC_IDR

Write-only

--

0x0068

Status Register

PMC_SR

Read-only

0x08

0x006C

Interrupt Mask Register

PMC_IMR

Read-only

0x0

0x0070 - 0x007C

Reserved

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