demo 4dig 7led

//LED display matrix demo Main Program

#include "me32f103.h"
#include "me32f103_sys.h"
#include "me32f103_ioconfig.h"
#include "me32f103_led.h"

extern uint32_t PCLK;
//Main function entry
//a b c d e f g dp
//seg 0~7
//                 0    1     2    3   4    5    6    7  
8     9  dp
uint8_t led[11]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x80};

int main(void)
{
	uint8_t graytemp=0;
	uint8_t grayinc=1;
	SYSCON->CLKBYPASSEN=3;
	SystemCoreClockUpdate ();
	//initial LED pin
	PA9_INIT(PA9_LED_COM0);
	PA10_INIT(PA10_LED_COM1);
	PA11_INIT(PA11_LED_COM2);
	PA12_INIT(PA12_LED_COM3);
//	PB8_INIT(PB8_LED_COM4);
//	PB9_INIT(PB9_LED_COM5);
//	PC14_INIT(PC14_LED_COM6);
//	PC15_INIT(PC15_LED_COM7);

	PB3_INIT(PB3_LED_SEG0);
	PB4_INIT(PB4_LED_SEG1);
	PB5_INIT(PB5_LED_SEG2);
	PB6_INIT(PB6_LED_SEG3);
	PA4_INIT(PA4_LED_SEG4);
	PA5_INIT(PA5_LED_SEG5);
	PA6_INIT(PA6_LED_SEG6);
	PA7_INIT(PA7_LED_SEG7);

//	PB15_INIT(PB15_LED_COMSEG8);
//	PB14_INIT(PB14_LED_COMSEG9);
//	PB13_INIT(PB13_LED_COMSEG10);
//	PB12_INIT(PB12_LED_COMSEG11);
//	PD2_INIT(PD2_LED_COMSEG12);
//	PC12_INIT(PC12_LED_COMSEG13);
//	PC11_INIT(PC11_LED_COMSEG14);
//	PC10_INIT(PC10_LED_COMSEG15);
	
	LED_Init (COM0_3,CATHODE,0);
	
	while(1)
	{
		if (grayinc)
			graytemp++;
		else
			graytemp--;
		if (graytemp==0xFF)
			grayinc=0;
		if (graytemp==0)
			grayinc=1;		
			
		LED_Fill(COM3,led[0],graytemp);
		LED_Fill(COM2,led[1],graytemp);
		LED_Fill(COM1,led[2],graytemp);
		LED_Fill(COM0,led[3],graytemp);
		SYS_Delay(0x3fff);
	}

}