p3.c

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																								   // Program for the switching of the Relays with the Buzzer.

// Connect 12v 2 pin connector with JP30 in Relay section. 
//connect P0.24 - P0.31 with the Relay buzzer connector.

#include <LPC210x.h> 

#define   PLOCK       0x0400
#define   TIME        3500000

unsigned long b;
void Init(void);
void Delay (unsigned long a); 

unsigned char i;
unsigned long a[10]={0x00000FBF,0x00000F86,0x00000Fdb,0x00000Fcf,0x00000Fe6,0x00000Fed,0x00000Ffd,0x00000F87,0x00000Fff,0x00000Fef};
//---------------------------------------------------------
// System initializations
//---------------------------------------------------------
void Init() {
    // Init PLL
    PLLCFG=0x23;                 // P=2, M=4, PLLfreq = 235,9296 Mhz, CCLK = 58,9824 Mhz
    PLLFEED=0xAA; PLLFEED=0x55;
    PLLCON=0x1;                 // Enable the PLL
    PLLFEED=0xAA; PLLFEED=0x55;
    while(!(PLLSTAT & PLOCK));  // Wait for PLL to lock
    PLLCON=0x3;                 // Connect PLL as clock source
    PLLFEED=0xAA; PLLFEED=0x55;   
    //Init MAM & Flash memory fetch
    MAMCR=0x2;                  //mam = flash
    MAMTIM=0x4;
    VPBDIV=0x1;                 //pclk = cclk
    //GPIO init
    IODIR=0xFFFFFFFF;           //P0.7 is output(LED)
} 

void Delay (unsigned long a)
{
    while (--a!=0);
}

int main()
 {
    Init();
	while(1)
	{                                    
  		IOCLR = 0xFFFFFFFF;
		Delay(TIME);
		IOSET = 0x0A000000;
		Delay(TIME);
		IOCLR = 0xFFFFFFFF;
		Delay(TIME);
		IOSET = 0x0C000000;
		Delay(TIME);
 	}                                                   
}