#include <Arduino.h>
#include <U8g2lib.h>
#include <TimerOne.h>
U8G2_ST7920_128X64_1_SW_SPI u8g2(U8G2_R2, /* clock=*/ 13, /* data=*/ 11, /* CS=*/ 10, /* reset=*/ 8);
byte inPin1 = 7; //digital input sw-1 marking hours or minutes
byte inPin2 = 6; //sw-2 digital input correcting minutes
byte inPin3 = 5; //digital input sw-3 correcting hours
byte P1, P2; //button states
uint8_t s, m, g; //declaration of seconds, minutes and hours
boolean kropki; //variable of the dots
const char tarczaX[60] = { //X coordinates of the target points
64, 61, 56, 53, 50, 48, 45, 42, 40, 40,
35, 34, 31, 29, 28, 28, 28, 29, 31, 34,
35, 38, 40, 42, 45, 48, 50, 53, 56, 61,
64, 68, 72, 76, 79, 82, 85, 87, 90, 92,
94, 96, 98, 99, 100, 100, 100, 99, 98, 96,
94, 92, 90, 87, 85, 82, 79, 76, 68, 64 };
const char tarczaY[60] = { //y coordinates of the target points
54, 54, 54, 54, 53, 52, 51, 49, 48, 48,
44, 43, 40, 37, 35, 32, 27, 26, 23, 21,
19, 17, 15, 13, 12, 10, 9, 8, 8, 8,
8, 8, 8, 8, 8, 9, 10, 12, 13, 15,
17, 19, 21, 23, 26, 32, 35, 37, 40, 42,
44, 46, 48, 48, 48, 52, 53, 54, 54, 54 };
void setup() {
u8g2.begin();
pinMode(inPin1, INPUT_PULLUP); //setting the pin as a digital input
pinMode(inPin2, INPUT_PULLUP);
pinMode(inPin3, INPUT_PULLUP);
u8g2.setContrast(220);
Timer1.initialize(1000000);
Timer1.attachInterrupt(toggleOutput);
P1 = 0; P2 = 0; s = 0; m = 0; g = 0;
}
void loop() {
u8g2.setFont(u8g2_font_9x15B_tr);
u8g2.setFontDirection(2); //select the direction of subtitles
Dipsw();
u8g2.firstPage();
char m_str[3];
strcpy(m_str, u8x8_u8toa(m, 2)); //Replace m with a string with 2 digits
do {
u8g2.drawStr(115,27,"9");
u8g2.drawStr(20,27,"3");
u8g2.drawStr(67,0,"6");
u8g2.drawStr(73,52,"12");
u8g2.drawDisc(64,32,3); //center of the clock
u8g2.drawDisc(42,57,2); //hour 1
u8g2.drawDisc(24,49,2); //hour 2
u8g2.drawDisc(24,14,2); //hour 4
u8g2.drawDisc(42,5,2); //hour 5
u8g2.drawDisc(85,5,2); //hour 7
u8g2.drawDisc(104,14,2); //hour 8
u8g2.drawDisc(104,49,2); //hour 10
u8g2.drawDisc(85,57,2); //hour 11
if (P1 == 1){ u8g2.drawStr(10,0,"M");} //marking correcting minutes
if (P1 == 2){ u8g2.drawStr(10,0,"H");} //marking of correcting hours
//drawing hour hand
if (g == 0 or g == 12){u8g2.drawTriangle(64,49, 67,32, 61,32);}
if (g == 1 or g == 13){u8g2.drawTriangle(50,49, 67,34, 61,30);}
if (g == 2 or g == 14){u8g2.drawTriangle(40,42, 65,35, 60,30);}
if (g == 3 or g == 15){u8g2.drawTriangle(32,32, 64,35, 64,29);}
if (g == 4 or g == 16){u8g2.drawTriangle(40,21, 63,29, 63,35);}
if (g == 5 or g == 17){u8g2.drawTriangle(48,13, 66,30, 62,34);}
if (g == 6 or g == 18){u8g2.drawTriangle(64,13, 68,32, 60,32);}
if (g == 7 or g == 19){u8g2.drawTriangle(79,13, 67,34, 62,30);}
if (g == 8 or g == 20){u8g2.drawTriangle(88,21, 66,35, 63,30);}
if (g == 9 or g == 21){u8g2.drawTriangle(96,32, 64,35, 64,29);}
if (g == 10 or g == 22){u8g2.drawTriangle(88,42, 64,35, 65,28);}
if (g == 11 or g == 23){u8g2.drawTriangle(79,49, 67,31, 62,35);}
//drawing a second hand
u8g2.drawLine(64,32, tarczaX[s], tarczaY[s]);
// draw minute hand
//u8g2.drawStr(20,50,m_str);
if (m == 0) {u8g2.drawLine(67,32, 64,54); u8g2.drawLine(61,32, 64,54);}
if (m == 1) {u8g2.drawLine(67,32, 60,54); u8g2.drawLine(61,32, 60,54);}
if (m == 2) {u8g2.drawLine(67,32, 56,54); u8g2.drawLine(61,32, 56,54);}
if (m == 3) {u8g2.drawLine(66,33, 53,54); u8g2.drawLine(61,31, 53,54);}
if (m == 4) {u8g2.drawLine(66,33, 50,53); u8g2.drawLine(61,31, 50,53);}
if (m == 5) {u8g2.drawLine(65,34, 48,52); u8g2.drawLine(61,30, 48,52);}
if (m == 6) {u8g2.drawLine(64,34, 45,51); u8g2.drawLine(61,30, 45,51);}
if (m == 7) {u8g2.drawLine(64,34, 42,49); u8g2.drawLine(61,30, 42,49);}
if (m == 8) {u8g2.drawLine(64,34, 40,48); u8g2.drawLine(61,30, 40,48);}
if (m == 9) {u8g2.drawLine(64,35, 38,46); u8g2.drawLine(61,30, 38,46);}
if (m == 10) {u8g2.drawLine(65,35, 35,44); u8g2.drawLine(62,30, 35,44);}
if (m == 11) {u8g2.drawLine(64,35, 34,43); u8g2.drawLine(62,29, 34,43);}
if (m == 12) {u8g2.drawLine(64,35, 31,40); u8g2.drawLine(62,29, 31,40);}
if (m == 13) {u8g2.drawLine(64,35, 29,37); u8g2.drawLine(63,29, 29,37);}
if (m == 14) {u8g2.drawLine(64,35, 28,35); u8g2.drawLine(63,29, 28,35);}
if (m == 15) {u8g2.drawLine(64,35, 28,32); u8g2.drawLine(63,29, 28,32);} //
if (m == 16) {u8g2.drawLine(63,35, 28,27); u8g2.drawLine(64,29, 28,27);}
if (m == 17) {u8g2.drawLine(63,35, 29,26); u8g2.drawLine(64,29, 29,26);}
if (m == 18) {u8g2.drawLine(63,35, 31,23); u8g2.drawLine(64,29, 31,23);}
if (m == 19) {u8g2.drawLine(63,35, 34,21); u8g2.drawLine(64,29, 34,21);}
if (m == 20) {u8g2.drawLine(63,35, 35,19); u8g2.drawLine(65,29, 35,19);}
if (m == 21) {u8g2.drawLine(63,35, 38,17); u8g2.drawLine(65,29, 38,17);}
if (m == 22) {u8g2.drawLine(62,34, 40,15); u8g2.drawLine(65,29, 40,15);}
if (m == 23) {u8g2.drawLine(62,34, 42,13); u8g2.drawLine(65,29, 42,13);}
if (m == 24) {u8g2.drawLine(62,34, 45,12); u8g2.drawLine(66,29, 45,12);}
if (m == 25) {u8g2.drawLine(61,34, 48,10); u8g2.drawLine(66,32, 48,10);}
if (m == 26) {u8g2.drawLine(61,33, 50,9); u8g2.drawLine(66,30, 50,9);}
if (m == 27) {u8g2.drawLine(66,32, 53,8); u8g2.drawLine(61,33, 53,8);}
if (m == 28) {u8g2.drawLine(67,32, 56,8); u8g2.drawLine(61,33, 56,8);}
if (m == 29) {u8g2.drawLine(67,32, 61,8); u8g2.drawLine(61,32, 61,8);}
if (m == 30) {u8g2.drawLine(67,32, 64,8); u8g2.drawLine(61,32, 64,8);} ///
if (m == 31) {u8g2.drawLine(67,32, 68,8); u8g2.drawLine(61,32, 68,8);}
if (m == 32) {u8g2.drawLine(67,32, 72,8); u8g2.drawLine(61,32, 72,8);}
if (m == 33) {u8g2.drawLine(67,32, 76,8); u8g2.drawLine(61,31, 76,8);}
if (m == 34) {u8g2.drawLine(67,32, 79,8); u8g2.drawLine(62,31, 79,8);}
if (m == 35) {u8g2.drawLine(67,33, 82,9); u8g2.drawLine(62,30, 82,9);}
if (m == 36) {u8g2.drawLine(66,34, 85,10); u8g2.drawLine(62,30, 85,10);}
if (m == 37) {u8g2.drawLine(66,34, 87,12); u8g2.drawLine(62,30, 87,12);}
if (m == 38) {u8g2.drawLine(66,34, 90,13); u8g2.drawLine(63,30, 90,13);}
if (m == 39) {u8g2.drawLine(66,35, 92,15); u8g2.drawLine(63,30, 92,15);}
if (m == 40) {u8g2.drawLine(66,35, 94,17); u8g2.drawLine(63,30, 94,17);}
if (m == 41) {u8g2.drawLine(65,35, 96,19); u8g2.drawLine(64,30, 96,19);}
if (m == 42) {u8g2.drawLine(65,35, 98,21); u8g2.drawLine(64,30, 98,21);}
if (m == 43) {u8g2.drawLine(65,35, 99,23); u8g2.drawLine(64,29, 99,23);}
if (m == 44) {u8g2.drawLine(64,35, 100,26); u8g2.drawLine(64,29, 100,26);}
if (m == 45) {u8g2.drawLine(64,35, 100,32); u8g2.drawLine(64,29, 100,32);} ///
if (m == 46) {u8g2.drawLine(64,35, 100,35); u8g2.drawLine(64,29, 100,35);}
if (m == 47) {u8g2.drawLine(64,35, 99,37); u8g2.drawLine(64,29, 99,37);}
if (m == 48) {u8g2.drawLine(64,35, 98,40); u8g2.drawLine(64,29, 98,40);}
if (m == 49) {u8g2.drawLine(64,35, 96,42); u8g2.drawLine(65,28, 96,42);}
if (m == 50) {u8g2.drawLine(64,35, 94,44); u8g2.drawLine(65,28, 94,44);}
if (m == 51) {u8g2.drawLine(63,35, 92,46); u8g2.drawLine(66,30, 92,46);}
if (m == 52) {u8g2.drawLine(63,35, 90,48); u8g2.drawLine(66,30, 90,48);}
if (m == 53) {u8g2.drawLine(64,34, 87,48); u8g2.drawLine(66,29, 87,48);}
if (m == 54) {u8g2.drawLine(63,35, 85,48); u8g2.drawLine(67,31, 85,48);}
if (m == 55) {u8g2.drawLine(67,31, 82,52); u8g2.drawLine(63,35, 82,52);}
if (m == 56) {u8g2.drawLine(67,31, 79,53); u8g2.drawLine(62,35, 79,53);}
if (m == 57) {u8g2.drawLine(67,31, 76,54); u8g2.drawLine(62,35, 76,54);}
if (m == 58) {u8g2.drawLine(67,31, 72,54); u8g2.drawLine(62,34, 72,54);}
if (m == 59) {u8g2.drawLine(67,31, 68,54); u8g2.drawLine(62,32, 68,54);}
} while ( u8g2.nextPage() );
delayMicroseconds(10000);
}
void toggleOutput(){
s++;
if (s == 60) {
s = 0;
m++;
}
if (m == 60) {
m = 0;
g++;
}
if (g == 24) {
g = 0;
}
kropki = !kropki; //blinking colon every 1 sec.
}
void Dipsw(){
byte readPin1, readPin1A, readPin2, readPin2A, readPin3, readPin3A;
readPin1 = digitalRead(inPin1); //read the state of the rotation button
readPin2 = digitalRead(inPin2); //reading the status of the right move button
readPin3 = digitalRead(inPin3); //reading the state of the move left button
delay(1);
readPin1A = digitalRead(inPin1);
readPin2A = digitalRead(inPin2);
readPin3A = digitalRead(inPin3);
if (readPin1 == LOW and readPin1 == readPin1A) {
//setting the time - selecting hours or minutes
P1++;
delay(200);
if (P1 == 3){
P1 = 0;
}
}
if (readPin2 == LOW and readPin2 == readPin2A) {
//correcting hours and minutes up
if (P1 == 1){ //correcting minutes
m++;
if (m == 59) {m = 0;}
}
if (P1 == 2){ //framing minutes
g++;
if (g == 24){g = 0;}
}
delay(200);
}
if (readPin3 == LOW and readPin3 == readPin3A) {
//correcting hours and minutes down
if (P1 == 1){ //correcting minutes
m--;
if (m >= 60) {m = 59;}
if (m <= 0) {m = 59;}
}
if (P1 == 2){ //correcting hours
g--;
if (g >= 24){g = 23;}
if (g <= 0){g = 23;}
}
delay(200);
}
}
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