1 2 3 4 5 6 7 8 9 10

next:cleardevice();

settextstyle(1,HORIZ_DIR,0);

return(n);

}

//виведення підказки користування клавішами

void instr(int x0,int y0,int n)

{

int x,y,zm;

if(n==4){x=x0+450;y=y0;zm=20;}

else {x=x0;y=y0;}

outtextxy(x,y,"КЛАВІШІ:");

if(n!=4)outtextxy(x,y+20,"ENTER – вибір мультиплексора ");

else

{

outtextxy(x,y+20,"ENTER -");

outtextxy(x,y+40,"вибір мультиплексора");

}

outtextxy(x,y+40+zm,"UP - вверх");

outtextxy(x,y+60+zm,"DOWN - вниз");

outtextxy(x,y+80+zm,"ESC - вихід");

}

//функція креслення таблиці істинності

void table(int x,int y,int n)//x,y-координати верхнього лівого кута

{ //n-кількість адресних входів

int i,L0=100/n;

setcolor(7);

for(i=0;i
line(x,y+i*L0,x+(n+2)*L0,y+i*L0);

for(i=0;i<(n+3);i++)

line(x+i*L0,y,x+i*L0,y+(pow(2,n)+2)*L0);

}

//функція заповнення таблиці істинності

void fill(int x,int y, int n)

{

int i,j,k,t,g,L0=100/n;

for(i=0;i
switch(i)

{

case 0:outtextxy(x+L0/3+i*L0,y+L0/2,"A0");

outtextxy(x+L0/3+i*L0,y+1.5*L0,"*");break;

case 1:outtextxy(x+L0/3+i*L0,y+L0/2,"A1");

outtextxy(x+L0/3+i*L0,y+1.5*L0,"*");break;

case 2:outtextxy(x+L0/3+i*L0,y+L0/2,"A2");

outtextxy(x+L0/3+i*L0,y+1.5*L0,"*");break;

case 3:outtextxy(x+L0/3+i*L0,y+L0/2,"A3");

outtextxy(x+L0/3+i*L0,y+1.5*L0,"*");break;

}

switch(n)

{

case 2:outtextxy(x+L0/3+2*L0,y+L0/2,"E");

outtextxy(x+L0/3+2*L0,y+1.5*L0,"0");

outtextxy(x+L0/3+3*L0,y+L0/2,"Q");

outtextxy(x+L0/3+3*L0,y+1.5*L0,"0");break;

case 3:outtextxy(x+L0/3+3*L0,y+L0/2,"E");

outtextxy(x+L0/3+3*L0,y+1.5*L0,"0");

outtextxy(x+L0/3+4*L0,y+L0/2,"Q");

outtextxy(x+L0/3+4*L0,y+1.5*L0,"0");break;

case 4:outtextxy(x+L0/3+4*L0,y+L0/2,"E");

outtextxy(x+L0/3+4*L0,y+1.5*L0,"0");

outtextxy(x+L0/3+5*L0,y+L0/2,"Q");

outtextxy(x+L0/3+5*L0,y+1.5*L0,"0");break;

}

t=2;

switch(n)//заповнення таблиці кодовими комбінаціями

{

case 2://для мультиплексора з 2-ма адресними входами

for(i=0;i<2;i++)

for(j=0;j<2;j++)

{

switch(i)

{

case 0:outtextxy(x+L0/3,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3,y+t*L0+L0/2,"1");

}

switch(j)

{

case 0:outtextxy(x+L0/3+L0,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3+L0,y+t*L0+L0/2,"1");

}

outtextxy(x+L0/3+2*L0,y+t*L0+L0/2,"1");

t++;

}

break;

case 3://з 3-ма адр. входами

for(i=0;i<2;i++)

for(j=0;j<2;j++)

for(k=0;k<2;k++)

{

switch(i)

{

case 0:outtextxy(x+L0/3,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3,y+t*L0+L0/2,"1");

}

switch(j)

{

case 0:outtextxy(x+L0/3+L0,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3+L0,y+t*L0+L0/2,"1");

}

switch(k)

{

case 0:outtextxy(x+L0/3+2*L0,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3+2*L0,y+t*L0+L0/2,"1");

}

outtextxy(x+L0/3+3*L0,y+t*L0+L0/2,"1");

t++;

}

break;

case 4: //з 4-ма адр. входами

for(i=0;i<2;i++)

for(j=0;j<2;j++)

for(k=0;k<2;k++)

for(g=0;g<2;g++)

{

switch(i)

{

case 0:outtextxy(x+L0/3,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3,y+t*L0+L0/2,"1");

}

switch(j)

{

case 0:outtextxy(x+L0/3+L0,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3+L0,y+t*L0+L0/2,"1");

}

switch(k)

{

case 0:outtextxy(x+L0/3+2*L0,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3+2*L0,y+t*L0+L0/2,"1");

}

switch(g)

{

case 0:outtextxy(x+L0/3+3*L0,y+t*L0+L0/2,"0");break;

case 1:outtextxy(x+L0/3+3*L0,y+t*L0+L0/2,"1");

}

outtextxy(x+L0/3+4*L0,y+t*L0+L0/2,"1");

t++;

}

}

for(i=2;i<(pow(2,n)+2);i++)

switch(i)

{

case 2:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D0");break;

case 3:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D1");break;

case 4:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D2");break;

case 5:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D3");break;

case 6:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D4");break;

case 7:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D5");break;

case 8:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D6");break;

case 9:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D7");break;

case 10:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D8");break;

case 11:outtextxy(x+L0/4+(n+1)*L0,y+i*L0+L0/2,"D9");break;

case 12:outtextxy(x+L0/10+(n+1)*L0,y+i*L0+L0/2,"D10");break;

case 13:outtextxy(x+L0/10+(n+1)*L0,y+i*L0+L0/2,"D11");break;

case 14:outtextxy(x+L0/10+(n+1)*L0,y+i*L0+L0/2,"D12");break;

case 15:outtextxy(x+L0/10+(n+1)*L0,y+i*L0+L0/2,"D13");break;

case 16:outtextxy(x+L0/10+(n+1)*L0,y+i*L0+L0/2,"D14");break;

case 17:outtextxy(x+L0/10+(n+1)*L0,y+i*L0+L0/2,"D15");break;

}

}

//креслення мультиплексора

void mult(int x,int y,int n)//x,y-координати верхнього лівого кута

{ //кіль-сть адресних входів

int i,w=90/n,L0=80/n;

setcolor(7);

line(x,y,x,y+L0*(3+n+pow(2,n)));

line(x+w,y,x+w,y+L0*(3+n+pow(2,n)));

line(x+5*w,y,x+5*w,y+L0*(3+n+pow(2,n)));

line(x+6*w,y,x+6*w,y+L0*(3+n+pow(2,n)));

1 2 3 4 5 6 7 8 9 10