Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Data Sheet

Atmel

Product codes

ATSAM4S-WPIR-RD

SAM4S Series [DATASHEET]

Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14

520

29.17 Power Management Controller (PMC) User Interface

Table 29-3.

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_0008

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 Start-up Mode Register

PMC_FSMR

Read/Write

0x0000_0000

0x0074

Fast Start-up Polarity Register

PMC_FSPR

Read/Write

0x0000_0000

0x0078

Fault Output Clear Register

PMC_FOCR

Write-only

–

0x007C- 0x00E0

Reserved

–

–

–

0x00E4

Write Protection Mode Register

PMC_WPMR

Read/Write

0x0

0x00E8

Write Protection 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

–

0x0108

Peripheral Clock Status Register 1

PMC_PCSR1

Read-only

0x0000_0000

0x010C

Reserved

–

–

–