//********************************************************************** 
/*
　　＜ＮｉｇｈｔＲｉｄｅｒＶ１（残像機能搭載）＞ 
*/
//********************************************************************** 

#define		ON		0
#define		OFF		1

#define		LED1	PORTB.F0
#define		LED2	PORTB.F1
#define		LED3	PORTB.F2
#define		LED4	PORTB.F3
#define		LED5	PORTB.F4
#define		LED6	PORTB.F5
#define		LED7	PORTB.F6
#define		LED8	PORTB.F7
#define		LED9	PORTA.F6
#define		LED10	PORTA.F7

//********************************************************************** 

void	SwitchONcheck()
{
	while (Button(&PORTA, 2, 1, 0) == 0)
		;
	while (Button(&PORTA, 2, 1, 1) == 0)
		;
}

//********************************************************************** 

static	unsigned	short	pwm_cnt, led_cnt[10];

void	interrupt()
{
	if (INTCON.T0IF == 1) {		// 約0.128msec周期 
		INTCON.T0IF = 0;
		//
		LED1  = (pwm_cnt <= led_cnt[0]) ? ON : OFF;
		LED2  = (pwm_cnt <= led_cnt[1]) ? ON : OFF;
		LED3  = (pwm_cnt <= led_cnt[2]) ? ON : OFF;
		LED4  = (pwm_cnt <= led_cnt[3]) ? ON : OFF;
		LED5  = (pwm_cnt <= led_cnt[4]) ? ON : OFF;
		LED6  = (pwm_cnt <= led_cnt[5]) ? ON : OFF;
		LED7  = (pwm_cnt <= led_cnt[6]) ? ON : OFF;
		LED8  = (pwm_cnt <= led_cnt[7]) ? ON : OFF;
		LED9  = (pwm_cnt <= led_cnt[8]) ? ON : OFF;
		LED10 = (pwm_cnt <= led_cnt[9]) ? ON : OFF;
		//
		if (pwm_cnt < 255)
			pwm_cnt++;
		else
			pwm_cnt = 1;
	}
}

//********************************************************************** 

unsigned	short	Luminance[10] = {255, 128, 64, 32, 16, 8, 4, 2, 1, 0};
//unsigned	short	Luminance[10] = {255, 64, 16, 4, 1, 0, 0, 0, 0, 0};

void	main()
{
	unsigned	short	cnt;
	//
	CMCON  = 0b00000111;
	ANSEL  = 0b00000000;
	TRISA  = 0b00111100;
	TRISB  = 0b00000000;
	OSCCON = 0b01110000;
	// TIMER0の設定
	INTCON.T0IE = 1;
	INTCON.T0IF = 0;
	OPTION_REG.T0CS = 0;
	OPTION_REG.PSA = 1;
	OPTION_REG.PS0 = 0;
	OPTION_REG.PS1 = 0;
	OPTION_REG.PS2 = 0;
	TMR0 = 0;
	//
	pwm_cnt = 1;
	// 割り込みを許可する。 
	INTCON.PEIE = 1;
	INTCON.GIE = 1;
	//
	for (cnt = 0; cnt < 10; cnt++) {
		led_cnt[cnt] = Luminance[cnt];
	}
	Delay_ms(1000);
	//
	for (cnt = 0; cnt < 10; cnt++) {
		led_cnt[cnt] = Luminance[9 - cnt];
	}
	Delay_ms(1000);
	//
	while (1) {
		for (cnt = 0; cnt < 10; cnt++) {
			led_cnt[9] = led_cnt[8];
			led_cnt[8] = led_cnt[7];
			led_cnt[7] = led_cnt[6];
			led_cnt[6] = led_cnt[5];
			led_cnt[5] = led_cnt[4];
			led_cnt[4] = led_cnt[3];
			led_cnt[3] = led_cnt[2];
			led_cnt[2] = led_cnt[1];
			led_cnt[1] = led_cnt[0];
			led_cnt[0] = Luminance[cnt];
			Delay_ms(30);
		}
		for (cnt = 0; cnt < 10; cnt++) {
			led_cnt[9] = led_cnt[8];
			led_cnt[8] = led_cnt[7];
			led_cnt[7] = led_cnt[6];
			led_cnt[6] = led_cnt[5];
			led_cnt[5] = led_cnt[4];
			led_cnt[4] = led_cnt[3];
			led_cnt[3] = led_cnt[2];
			led_cnt[2] = led_cnt[1];
			led_cnt[1] = led_cnt[0];
			Delay_ms(30);
		}
		for (cnt = 0; cnt < 10; cnt++) {
			led_cnt[0] = led_cnt[1];
			led_cnt[1] = led_cnt[2];
			led_cnt[2] = led_cnt[3];
			led_cnt[3] = led_cnt[4];
			led_cnt[4] = led_cnt[5];
			led_cnt[5] = led_cnt[6];
			led_cnt[6] = led_cnt[7];
			led_cnt[7] = led_cnt[8];
			led_cnt[8] = led_cnt[9];
			led_cnt[9] = Luminance[cnt];
			Delay_ms(30);
		}
		for (cnt = 0; cnt < 10; cnt++) {
			led_cnt[0] = led_cnt[1];
			led_cnt[1] = led_cnt[2];
			led_cnt[2] = led_cnt[3];
			led_cnt[3] = led_cnt[4];
			led_cnt[4] = led_cnt[5];
			led_cnt[5] = led_cnt[6];
			led_cnt[6] = led_cnt[7];
			led_cnt[7] = led_cnt[8];
			led_cnt[8] = led_cnt[9];
			Delay_ms(30);
		}
	}
}

//**********************************************************************