system_sam4s.h File Reference

CMSIS Cortex-M# Device Peripheral Access Layer Header File for SAM4 devices. More...

#include <stdint.h>

Go to the source code of this file.

Functions
void	SystemInit (void)
	Setup the microcontroller system. Initialize the System and update the SystemCoreClock variable. More...
void	SystemCoreClockUpdate (void)
	Updates the SystemCoreClock with current core Clock retrieved from cpu registers. More...
void	system_init_flash (uint32_t dw_clk)

Variables
uint32_t	SystemCoreClock

Detailed Description

CMSIS Cortex-M# Device Peripheral Access Layer Header File for SAM4 devices.

$asf_license$

Purpose

This file provides basic support for Cortex-M processor based microcontrollers.

Author

Atmel Corporation: http://www.atmel.com
Support and FAQ: http://support.atmel.no/

Function Documentation

void system_init_flash

(

uint32_t

dw_clk

)

Initialize flash.

void SystemCoreClockUpdate

(

void

)

Updates the SystemCoreClock with current core Clock retrieved from cpu registers.

Update SystemCoreClock variable

Parameters

none

Returns

none

void SystemInit

(

void

)

Setup the microcontroller system. Initialize the System and update the SystemCoreClock variable.

Setup the microcontroller system. Initialize the System and update the SystemCoreClock variable.

Initialize the system

Parameters

none

Returns

none

Setup the microcontroller system. Initialize the System and update the SystemCoreClock variable.

Variable Documentation

uint32_t SystemCoreClock

System Clock Frequency (Core Clock)