main.c

来自「STR71X系列ARM微控制器原理与实践配套光盘」· C语言 代码 · 共 67 行

#include "71x_lib.h"
#include "LED.h"
#include "Key.h"

void __main(void)
{
	int i, j;

#ifdef DEBUG
	debug();
#endif

	LED_Init();
	
	Key_Init();

	XTI_Init();
	XTI_LineModeConfig(XTI_Line15, XTI_RisingEdge);
	XTI_LineConfig(XTI_Line15, ENABLE);

	EIC_Init();
	EIC_IRQChannelConfig(XTI_IRQChannel, ENABLE);
	EIC_IRQChannelPriorityConfig(XTI_IRQChannel, 1);
	EIC_IRQConfig(ENABLE);

	RCCU->PLL1CR = 0x07;
	RCCU_RCLKSourceConfig(RCCU_PLL1_Output);

	i = 0;
	while(1)
	{
		LED_Set(i, LED_ON);
		for(j = 0x1000; j > 0; j--)
		{
			int k = Key_GetAll();
			if(k & K1_DOWN)
			{
				RCCU->PLL1CR = 0x07;
				RCCU_RCLKSourceConfig(RCCU_PLL1_Output);
			}
			else if(k & K2_DOWN)
			{
				PCU_LPMEnter(PCU_SLOW);
			}
			else if(k & K3_DOWN)
			{
				XTI_ModeConfig(XTI_Interrupt, ENABLE);
				XTI_PendingBitClear(XTI_Line15);
				PCU_WFIEnter(WFI_CLOCK2_16, ENABLE, ENABLE);
			}
			else if(k & K4_DOWN)
			{
				XTI_ModeConfig(XTI_WakeUp, ENABLE);
				XTI_PendingBitClear(XTI_Line15);
				PCU_LPMEnter(PCU_STOP);
			}
			else if(k & K5_DOWN)
			{
				PCU_LPMEnter(PCU_STANDBY);
			}
		}
		LED_Set(i, LED_OFF);
		if(++i > 2)
			i = 0;
	}
}