Bài tập lập trình UTEHY

Bài 1: 8 led trực tiếp( 5 quy
luật)
//Khai bao cac luat dieu khien
unsigned char r1[8]={1,0,1,0,1,0,1,0};
unsigned char r2[8]={0,1,0,1,0,1,0,1};
unsigned char r3[8]={1,1,1,1,0,0,0,0};
unsigned char r4[8]={0,0,0,0,1,1,1,1};
unsigned char r5[8]={1,1,0,0,1,1,0,0};
//Khai bao mang chua cac chan
unsigned char pin[8]={2,3,4,5,10,11,12,13};
void setup()
{
pinMode(2,OUTPUT);
pinMode(3,OUTPUT);
pinMode(4,OUTPUT);
pinMode(5,OUTPUT);
pinMode(10,OUTPUT);
pinMode(11,OUTPUT);
pinMode(12,OUTPUT);
pinMode(13,OUTPUT);
}
void loop()
{
for(int i =0; i<8; i++)
{
digitalWrite(pin[i],r1[i]);
delay(100);//tre 100ms
}
for(int i=7; i>=0; i--)
{
digitalWrite(pin[i],r2[i]);

delay(50);//tre 50ms
}
for(int i =0; i<8; i++)
{
digitalWrite(pin[i],r1[i]);
//delay(200);//tre 200ms
}


delay(100);
for(int i=8; i>=0; i--)
{
digitalWrite(pin[i],r2[i]);
//delay(200);//tre 200ms
}
delay(200);
for(int i =0; i<8; i++)
{
digitalWrite(pin[i],r1[i]);
//delay(200);//tre 200ms
}
delay(100);
for(int i=8; i>=0; i--)
{
digitalWrite(pin[i],r2[i]);
//delay(200);//tre 200ms
}
delay(100);
for(int i =0; i<8; i++)
{

digitalWrite(pin[i],r1[i]);
//delay(200);//tre 200ms
}
delay(100);
for(int i=8; i>=0; i--)
{
digitalWrite(pin[i],r2[i]);
//delay(200);//tre 200ms
}
delay(100);
{
for(int i=8; i>=0; i--)
digitalWrite(pin[i],r3[i]);
//delay(200);//tre 200ms
}
delay(1000);
{
for(int i=8; i>=0; i--)
digitalWrite(pin[i],r4[i]);
//delay(200);//tre 200ms
}
delay(50);


}

Bài 2 LED 7 THANH
int pinL1 = 0;
int pinL2 = 1;
int pinL3 = 2;

int pinL4 = 3;
int pinL5 = 4;
int pinL6 = 5;
int pinL7 = 6;
int pinL8 = 7;
int pinL9 = 8;
void setup() {
pinMode(0,OUTPUT);
pinMode(1,OUTPUT);
pinMode(2,OUTPUT);
pinMode(3,OUTPUT);
pinMode(4,OUTPUT);
pinMode(5,OUTPUT);
pinMode(6,OUTPUT);
pinMode(7,OUTPUT);
pinMode(8,OUTPUT);
}
void loop() {
//0
digitalWrite(0, LOW);
digitalWrite(1, LOW);
digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, LOW);
digitalWrite(5, LOW);
digitalWrite(6, HIGH);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
delay(1000);
//1

digitalWrite(0,
digitalWrite(1,
digitalWrite(2,
digitalWrite(3,
digitalWrite(4,
digitalWrite(5,

HIGH);
LOW);
LOW);
HIGH);
HIGH);
HIGH);


digitalWrite(6, HIGH);
digitalWrite(7, HIGH);
digitalWrite(8, HIGH);
delay(1000);
//2
digitalWrite(0, LOW);
digitalWrite(1, LOW);
digitalWrite(2, HIGH);
digitalWrite(3, LOW);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
digitalWrite(6, LOW);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
delay(1000);

//3
digitalWrite(0, LOW);
digitalWrite(1, LOW);
digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
digitalWrite(5, HIGH);
digitalWrite(6, LOW);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
delay(1000);
//4
digitalWrite(0, HIGH);
digitalWrite(1, LOW);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
digitalWrite(4, HIGH);
digitalWrite(5, LOW);
digitalWrite(6, LOW);
digitalWrite(7, HIGH);
digitalWrite(8, HIGH);
delay(1000);
//5
digitalWrite(0, LOW);
digitalWrite(1, HIGH);
digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
digitalWrite(5, LOW);
digitalWrite(6, LOW);

digitalWrite(7,
digitalWrite(8,
delay(1000);
//6
digitalWrite(0,
digitalWrite(1,
digitalWrite(2,
digitalWrite(3,
digitalWrite(4,
digitalWrite(5,
digitalWrite(6,
digitalWrite(7,
digitalWrite(8,
delay(1000);
//7
digitalWrite(0,
digitalWrite(1,
digitalWrite(2,
digitalWrite(3,
digitalWrite(4,
digitalWrite(5,
digitalWrite(6,
digitalWrite(7,
digitalWrite(8,
delay(1000);
//8
digitalWrite(0,
digitalWrite(1,

digitalWrite(2,
digitalWrite(3,
digitalWrite(4,
digitalWrite(5,
digitalWrite(6,
digitalWrite(7,
digitalWrite(8,
delay(1000);
//9
digitalWrite(0,
digitalWrite(1,
digitalWrite(2,
digitalWrite(3,
digitalWrite(4,
digitalWrite(5,
digitalWrite(6,
digitalWrite(7,

LOW);
HIGH);

LOW);
HIGH);
LOW);
LOW);
LOW);
LOW);
LOW);
LOW);
HIGH);

LOW);
LOW);
LOW);
HIGH);
HIGH);
HIGH);
HIGH);
HIGH);
HIGH);

LOW);
LOW);
LOW);
LOW);
LOW);
LOW);
LOW);
LOW);
HIGH);

LOW);
LOW);
LOW);
LOW);
HIGH);
LOW);
LOW);
LOW);

digitalWrite(8, HIGH);
delay(1000);

}

BÀI ĐẾM TỪ 00 ĐẾN 99
#define DATA 8 //DS
#define LATCH 7 //ST_CP
#define CLOCK 9 //SH_CP
int giaima7doan[]{252,96,218,242,102,182,190,224,254,246};
// 0
1 2
3
4
5
6
7
8
9
int num=0;
void hienthi2so(int num)
{
int a = num/10;
int b = num%10;
shiftOut(DATA, CLOCK, LSBFIRST, giaima7doan[b]);
shiftOut(DATA, CLOCK, LSBFIRST, giaima7doan[a]);
}
void setup()
{

pinMode(LATCH, OUTPUT);
pinMode(CLOCK, OUTPUT);
pinMode(DATA, OUTPUT);
}
void loop()
{
for( int i = 0 ; i <= 99 ; i++)
{
digitalWrite(LATCH, HIGH);
hienthi2so(i);
digitalWrite(LATCH, LOW);
delay(500);
}
}