//********************************************************************** 
/*
　　＜ビットスコープ＞ 
*/
//********************************************************************** 

#define		SW_START		PORTA.F2
#define		SW_UP			PORTA.F3
#define		SW_DOWN			PORTA.F4
#define		SW_TRIGGER		PORTA.F5
#define		SW_CYCLE		PORTB.F0
#define		SW_MODE			PORTB.F1

#define		SIGNAL			PORTB.F2

#define		LED				PORTB.F3

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

const char character1[] = {0,0,0,0,0,0,21,0};
const char character2[] = {1,1,1,1,1,1,21,0};
const char character3[] = {4,4,4,4,4,4,21,0};
const char character4[] = {5,5,5,5,5,5,21,0};
const char character5[] = {16,16,16,16,16,16,21,0};
const char character6[] = {17,17,17,17,17,17,21,0};
const char character7[] = {20,20,20,20,20,20,21,0};
const char character8[] = {21,21,21,21,21,21,21,0};

void RegistCustomChar()
{
	short	i;
	//
	Lcd_Custom_Cmd(64);
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character1[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character2[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character3[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character4[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character5[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character6[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character7[i]);
	}
	for (i = 0; i <= 7; i++) {
		Lcd_Custom_Chr_Cp(character8[i]);
	}
	Lcd_Custom_Cmd(LCD_RETURN_HOME);
}

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

static	unsigned	short	cycleTime;

void	cycleTimeProc()
{
	if (cycleTime == 0)
		return;
	//
	switch (cycleTime) {
	case 1:
		Delay_us(100);
		break;
	case 2:
		Delay_us(1000);
		break;
	case 3:
		Delay_ms(10);
		break;
	case 4:
		Delay_ms(100);
		break;
	}
}

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

static	unsigned	short	data[60];

void	measurement()
{
	static	short	i, j, k;
	//
	for (i = 0; i < 60; i++) {
		k = 0x00;
		for (j = 0; j < 8; j++) {
			k |= SIGNAL;
			if (j < 7)
				k = k << 1;
			cycleTimeProc();
		}
		data[i] = k;
	}
}

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

void	display(short page)
{
	static	unsigned	short	i, j, k, tmp, dat[6];
	//
	Lcd_Custom_Chr(2, 6, page + '0');
	//
	dat[0] = data[(page * 6) + 0];
	dat[1] = data[(page * 6) + 1];
	dat[2] = data[(page * 6) + 2];
	dat[3] = data[(page * 6) + 3];
	dat[4] = data[(page * 6) + 4];
	dat[5] = data[(page * 6) + 5];
	//
	Lcd_Custom_Cmd(LCD_RETURN_HOME);
	tmp = 0x00;
	k = 0;
	for (i = 0; i < 6; i++) {
		for (j = 0; j < 8; j++) {
			tmp |= (dat[i] & 0b10000000) != 0 ? 1 : 0;
			k++;
			if (k == 3) {
				Lcd_Custom_Chr_Cp(tmp);
				tmp = 0x00;
				k = 0;				
			}
			dat[i] = dat[i] << 1;
			tmp = tmp << 1;
		}
	}
}

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

void	main()
{
	static	short	cnt, page;
	//
	OSCCON = 0b01110000;		// クロックを8Mhzに設定する。 
	ANSEL  = 0b00000000;		// Ａ／Ｄ変換は使用しない。
	//ポートの設定 
	TRISA = 0b11111111;
	TRISB = 0b11110111;
	//
	Lcd_Custom_Config(&PORTA,1,0,7,6,&PORTB,5,6,7);
	Lcd_Custom_Cmd(LCD_CURSOR_OFF);
	Lcd_Custom_Cmd(LCD_CLEAR);
	RegistCustomChar();
	//
	Lcd_Custom_Out(1, 1, "BitScope V1");
	Delay_ms(1000);
	Lcd_Custom_Cmd(LCD_CLEAR);
	//
	for (cnt = 0; cnt < 60; cnt++) {
		data[cnt] = 0x00;
	}
	page = 0;
	LED = 0;
	cycleTime = 0;
	//
	Lcd_Custom_Out(2, 1, "page=0");
	Lcd_Custom_Out(2, 10, "  0usec");
	//
	while (1) {
		//測定 
		if (SW_START == 0) {
			while (Button(&PORTA, 2, 1, 1) == 0)
				;
			//
			LED = 1;
			if (SW_MODE == 0) {	//トリガーモード切替 
				while (SIGNAL != SW_TRIGGER)
					;
			}
			measurement();
			LED = 0;
			//
			page = 0;
			display(page);
		}
		//ページ表示（ページアップ） 
		if (SW_UP == 0) {
			while (Button(&PORTA, 3, 1, 1) == 0)
				;
			//
			if (page < 9)
				page++;
			else
				page = 0;
			display(page);
		}
		//ページ表示（ページダウン）
		if (SW_DOWN == 0) {
			while (Button(&PORTA, 4, 1, 1) == 0)
				;
			//
			if (page > 0)
				page--;
			else
				page = 9;
			display(page);
		}
		//測定周期切替 
		if (SW_CYCLE == 0) {
			while (Button(&PORTB, 0, 1, 1) == 0)
				;
			//
			if (cycleTime < 4)
				cycleTime++;
			else
				cycleTime = 0;
			//
			switch (cycleTime) {
			case 0:
				Lcd_Custom_Out(2, 10, "  0usec");
				break;
			case 1:
				Lcd_Custom_Out(2, 10, "100usec");
				break;
			case 2:
				Lcd_Custom_Out(2, 10, "  1msec");
				break;
			case 3:
				Lcd_Custom_Out(2, 10, " 10msec");
				break;
			case 4:
				Lcd_Custom_Out(2, 10, "100msec");
				break;
			}

		}
	}
}

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