SSD1306时钟

SSD1306显示屏–时钟

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要求:

​ (1)使用Arduino控制OLED 显示屏SSD1306 ( proteus中搜索UG-2864HSWEG01)，在屏幕上显示一个尽可 能大的时钟表盘，包含时针、分针、秒针。时钟能够正常走字计时。在屏幕上空余的地方显示日期。

​ (2)Arduino上连接几个按钮，按下按钮时可以调整日期和时间。

注：题目来自HBUE的硬件编程考题，代码电路仅供学习交流使用，转载使用时请注明来处。

代码

/*
SOFTWARE: Proteus 8 Professional
CSDN: 空白之子
公众号：硬核开发（正在建设中）
*/
#include 
#include 
#include 
#include 

#define OLED_MOSI   9
#define OLED_CLK   10
#define OLED_DC    11
#define OLED_CS    12
#define OLED_RESET 13
Adafruit_SSD1306 display(OLED_MOSI, OLED_CLK, OLED_DC, OLED_RESET, OLED_CS);

#define NUMFLAKES 10
#define XPOS 0
#define YPOS 1
#define DELTAY 2

#define LOGO16_GLCD_HEIGHT 16 
#define LOGO16_GLCD_WIDTH  16 
static const unsigned char PROGMEM logo16_glcd_bmp[] =
{ B00000000, B11000000,
  B00000001, B11000000,
  B00000001, B11000000,
  B00000011, B11100000,
  B11110011, B11100000,
  B11111110, B11111000,
  B01111110, B11111111,
  B00110011, B10011111,
  B00011111, B11111100,
  B00001101, B01110000,
  B00011011, B10100000,
  B00111111, B11100000,
  B00111111, B11110000,
  B01111100, B11110000,
  B01110000, B01110000,
  B00000000, B00110000 };

#if (SSD1306_LCDHEIGHT != 64)
#error("Height incorrect, please fix Adafruit_SSD1306.h!");
#endif


#define PI 3.1415926
int year = 2021, month = 6, day = 11;
int i, j, k, hour1 , hour2 , min1 , min2 , second1 , second2;
int temp[12]={31,28,31,30,31,30,31,31,30,31,30,31};
int loction[12][2]={{31,3}, {49,8},{58,18},{60,31},{56,44},{46,52},{33,55},{22,51},{12,43},{5,31},{7,18},{14,7}};
char clockNum[12][3] = { "12", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11"};

void setup()
{
	Serial.begin(9600);
	display.begin(SSD1306_SWITCHCAPVCC);
	display.display();
	display.clearDisplay();
	for (int ii = 2; ii <= 8; ++ii)
		pinMode(ii,  INPUT);
}

void loop() 
{
	for (i = 0; i < 24; ++i)
	{
		for (j = 0; j < 60; ++j)
		{
			for (k = 0; k < 60; ++k)
			{
				display.setTextSize(1);
				display.setTextColor(WHITE);

				Adjust();
				OutClock();
				OutClockTime();
				OutTime();
				OutDate();

				display.display();
				display.clearDisplay();
				delay(1000);
			}
		}
	}
	CorrectDate();
}


//钟表显示函数
void OutClock(void)
{
	display.drawCircle(35, 32, 31, WHITE);
	display.drawPixel(35, 32, WHITE);
	display.setCursor(31,3);
	display.println("12");
	for (int jj = 0; jj < 12; ++jj)
	{
		display.setCursor(loction[jj][0], loction[jj][1]);
		display.println( clockNum[jj]);
	}
}

//钟表时间显示函数
void OutClockTime(void)
{
	hour1 = 35 + sin(PI * (i  /  6.0) ) * 8;
	hour2 = 32 - cos(PI * (i  /  6.0) ) * 8;
	min1 = 35 + sin(PI * (j  /  30.0) ) * 12;
	min2 = 32 - cos(PI * (j  /  30.0) ) * 12;
	second1 = 35 + sin(PI * (k  /  30.0) ) * 16;
	second2 = 32 - cos(PI * (k  /  30.0) ) * 16;

	display.drawLine(35, 32, hour1, hour2, WHITE);
	display.drawLine(35, 32, min1, min2, WHITE);
	display.drawLine(35, 32, second1, second2, WHITE);
}

//日期显示函数
void OutDate(void)
{
	display.setCursor(75,30);
	display.write((year/1000)+'0');
	display.setCursor(80,30);
	display.write((year/100%10)+'0');
	display.setCursor(85,30);
	display.write((year%100/10)+'0');
	display.setCursor(90,30);
	display.write((year%10)+'0');
	display.setCursor(95,30);
	display.println("-");

	display.setCursor(100,30);
	display.write((month/10)+'0');
	display.setCursor(105,30);
	display.write((month%10)+'0');
	display.setCursor(110,30);
	display.println("-");

	display.setCursor(115,30);
	display.write((day/10)+'0');
	display.setCursor(120,30);
	display.write((day%10)+'0');
}

//时间显示函数
void OutTime(void)
{
	display.setCursor(80,20);
	display.write((i/10)+'0');
	display.setCursor(85,20);
	display.write((i%10)+'0');
	display.setCursor(90,20);
	display.println(":");

	display.setCursor(95,20);
	display.write((j/10)+'0');
	display.setCursor(100,20);
	display.write((j%10)+'0');
	display.setCursor(105,20);
	display.println(":");

	display.setCursor(110,20);
	display.write((k/10)+'0');
	display.setCursor(115,20);
	display.write((k%10)+'0');
}

//时间日期调节函数
void Adjust(void)
{
	if (digitalRead(2) == HIGH)
	{
		if (digitalRead(7) == HIGH)
			year++;
		if (digitalRead(8) == HIGH)
				year--;
	}
	if (digitalRead(3) == HIGH)
	{
		if (digitalRead(7) == HIGH)
			month++;
		if (digitalRead(8) == HIGH)
			month--;
	}
	if (digitalRead(4) == HIGH)
	{
		if (digitalRead(7) == HIGH)
			day++;
		if (digitalRead(8) == HIGH)
			day--;
	}
	if (digitalRead(5) == HIGH)
	{
		if (digitalRead(7) == HIGH)
			i++;
		if (digitalRead(8) == HIGH)
			i--;
	}
	if (digitalRead(6) == HIGH)
	{
		if (digitalRead(7) == HIGH)
			j++;
		if (digitalRead(8) == HIGH)
			j--;
	}

	if (i >= 24 || i < 0)
		i = 0;
	if (j >= 60 || j < 0)
		j = 0;
}

//日期更正函数
void CorrectDate(void)
{
	day++;
	if ( (year % 4 == 0 && year %100 != 0) || (year %400 == 0) )
		temp[1] = 29;
	if (day > temp[month - 1] )
	{
		day = 1;
		month++;
	}
	if (month > 12)
	{
		month = 1;
		year++;
	}
}

电路

效果