power.c

2410开发测试程序

/*****************************************
	NAME: power.c
	DESC: SLOW,HOLD mode test
	HISTORY:
	03.23.2002:purnnamu: first release for 2410
 *****************************************/
 
#include "def.h"
#include "option.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h" 

#include "lcdlib.h"
#include "pwr_c.h"

#define FIN	12000000

void __irq SlowEint0Int(void);

volatile int slowExit;

void Test_SlowMode(void)
{
	int i;
	unsigned int saveREFRESH;

	slowExit=0;
	rGPFCON=rGPFCON & ~(3<<0)|(2<<0); //PF0=EINT0
	rEXTINT0=rEXTINT0&(7<<0)|(0x2<<0); //EINT0=falling edge triggered

	pISR_EINT0=(U32)SlowEint0Int;
	rINTMSK=~BIT_EINT0;

	Uart_Printf("[SLOW MODE TEST]\n");
	Uart_Printf("1)Entering SLOW mode.\n");
	Uart_Printf("	LEDs are flickered by 200ms period at %dMhz 20 times.\n",FCLK/1000000);
	Uart_Printf("	But, The period will be about %lfms.\n",200*FCLK/12000000);
	Uart_Printf("	Press EINT0 key to exit SLOW mode\n");
	Uart_TxEmpty(0);	//To avoid being crushed the character

	for(i=0;i<20;i++)
	{
		Led_Display(0xf);
		Delay(1000);
		Led_Display(0x0);
		Delay(1000);
	}

	rCLKSLOW=0|(1<<4)|(1<<5)|(1<<7); //FCLK=FIN/1,SLOW mode,MPLL=off,UPLL=off 

	saveREFRESH=rREFRESH;
	rREFRESH=(1<<23)|(U32)(2048+1-12*15.6); //Trp=2clk,Trc=4clk
		//The other memory control register should be optimized for SLOW mode.
		
	while(!slowExit)
	{
		Led_Display(0xf);
		DoQsort(); 
		Led_Display(0x0);
		DoQsort();
	}
	
	rINTMSK=BIT_ALLMSK;

	rCLKSLOW=0|(1<<4)|(0<<5);//PLL on,MPLL=on
	for(i=0;i<2048;i++);	 //S/W MPLL lock-time
	rCLKSLOW=0|(0<<4)|(0<<5);//NORMAL mode,PLL on,MPLL=on
}

void __irq SlowEint0Int(void)
{
	ClearPending(BIT_EINT0);
	slowExit=1;
}

void Test_HoldMode(void)
{
	
	Uart_Printf("[Power Saving Mode by Stopping Each Block]\n");
	Uart_Printf("LCD ENVID is turned off.\n");
	Lcd_EnvidOnOff(0);
	Uart_Printf("Check the current cunsumption. Type any key to proceed.\n");	
	//Except GPIO,UART0
	rCLKCON=0x7fff0;
	Uart_Getch();

	Uart_Printf("NFC off.\n");
	rCLKCON&=~(1<<4);
	Uart_Getch();

	Uart_Printf("LCD off.\n");
	rCLKCON&=~(1<<5);
	Lcd_EnvidOnOff(0);
	Uart_Getch();
	
	Uart_Printf("USB host off(DP0/DN0 is suspended).\n");
	rCLKCON&=~(1<<6);
	rMISCCR|=(1<<12); //USB port0 = suspend
	Uart_Getch();
	
	Uart_Printf("USB device off(DP1/DN1 is also suspended).\n");
	rCLKCON&=~(1<<7);
	rMISCCR|=(1<<13); //USB port1 = suspend
	Uart_Getch();

	Uart_Printf("PWM Timer off.\n");
	rCLKCON&=~(1<<8);
	Uart_Getch();

	Uart_Printf("SDI off.\n");
	rCLKCON&=~(1<<9);
	Uart_Getch();

	Uart_Printf("UART1 off.\n");
	rCLKCON&=~(1<<11);
	Uart_Getch();

	Uart_Printf("UART2 off.\n");
	rCLKCON&=~(1<<12);
	Uart_Getch();

	Uart_Printf("RTC_control off.\n");
	rCLKCON&=~(1<<14);
	Uart_Getch();
	
	Uart_Printf("ADC off.\n");
	rADCCON|=(1<<2);
	rCLKCON&=~(1<<15);
	Uart_Getch();
	
	Uart_Printf("IIC off.\n");
	rCLKCON&=~(1<<16);
	Uart_Getch();
	
	Uart_Printf("IIS off.\n");
	rCLKCON&=~(1<<17);
	Uart_Getch();
	
	Uart_Printf("SPI off.\n");
	rCLKCON&=~(1<<18);
	Uart_Getch();
	
	Uart_Printf("Return to Normal Mode.\n");		
	rCLKCON=0xffff0; 
	rADCCON&=(1<<2);
	rMISCCR&=~((1<<12)|(1<<13)); //USB port0,1 = normal
	Lcd_EnvidOnOff(1);
}