lpc43xx_systick.c File Reference

Detailed Description

System Tick function source code

Definition in file lpc43xx_systick.c.

#include "chip.h"
#include "board.h"
#include "GUI.h"

Go to the source code of this file.

Macros
#define	TSC_CHECK_DELAY   (20)

Functions
void	SysTick_Enable (uint32_t period)
	System Tick enable function.
void	SysTick_Disable (void)
	System Tick disable function.
void	SysTick_Handler (void)
	System Tick module IRQ handler function.
void	msDelay (uint32_t ms)
	Delay function.
uint32_t	sys_now (void)
	LWIP standalone mode time support.

Variables
static uint32_t	saved_period
static int16_t	old_tmp_x = -1
static int16_t	old_tmp_y = -1
volatile uint32_t	systick_timems
	System Tick count value.
volatile int	tsc_init_done
	Touch screen initialisation done flag.
uint32_t	SystemCoreClock
	Current system clock rate, mainly used for sysTick.