Exemplo n.º 1
0
/* main function */
int main() {
OSCSetPBDIV (OSC_PB_DIV_1); //configure PBDIV so PBCLK = SYSCLK
initIntGlobal();
initPort();
initCN();
initPWM();
while (1);
}
Exemplo n.º 2
0
/*
 * Put bus in the idle state. This should be done as soon as possible to prevent
 * pins in unknown states from interfering with bus operations. The Master should probably
 * wait a few cycles upon power-up to allow all Slaves to release the bus before trying to
 * use it.
 */
void initBus()
{
    /* Put everything in high-impedance state */
    freeBus();
    TRIS_RW = TRIS_IN;
    TRIS_REQ = TRIS_IN;
    TRIS_AKN = TRIS_IN;
    initCN();
}
Exemplo n.º 3
0
int main() {
first=1;
start=0;
int k=0;
for (k=0;k<=7;k++) {ref_distance1[k]=0;ref_distance2[k]=0;cur_distance1[k]=0;cur_distance2[k]=0;}
initIntGlobal();
initCN();
initTimer2();
initTimer4();
initPort();
LCD_init(); 
while(1)
{
while(start)
{
int i=0,j=0;
for (i=0;i<=7;i++)
{
for (j=0;j<32;j++)
{
PORTDCLR = 0x0002;
PORTDSET = 0x0010;
DelayMotor();
PORTDCLR = 0x0010;
PORTDSET = 0x0008;
DelayMotor();
PORTDCLR = 0x0008;
PORTDSET = 0x0004;
DelayMotor();
PORTDCLR = 0x0004;
PORTDSET = 0x0002;
DelayMotor(); 
}
TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(30);
DisplayTMR2();
DisplayTMR4();
if (!first) 
{cur_distance1[i]=TMR2; cur_distance2[i]=TMR4;} 
else {ref_distance1[i]=TMR2;ref_distance2[i]=TMR4;
cur_distance1[i]=TMR2; cur_distance2[i]=TMR4;}
if (cur_distance1[i]-ref_distance1[i]>300 || ref_distance1[i]-cur_distance1[i]>300
||cur_distance2[i]-ref_distance2[i]>300 || ref_distance2[i]-cur_distance2[i]>300)
{PORTDbits.RD7=1;}
DelayMsec(20);
PORTDbits.RD7=0;
} 
first=0;

for (i=0;i<=7;i++)
{
for (j=0;j<32;j++)
{
PORTDCLR = 0x0010;
PORTDSET = 0x0002;
DelayMotor();
PORTDCLR = 0x0002;
PORTDSET = 0x0004;
DelayMotor();
PORTDCLR = 0x0004;
PORTDSET = 0x0008;
DelayMotor();
PORTDCLR = 0x0008;
PORTDSET = 0x0010;
DelayMotor(); 
}   
TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(30);
DisplayTMR2();
DisplayTMR4(); 
cur_distance1[7-i]=TMR2; cur_distance2[7-i]=TMR4;
if (cur_distance1[7-i]-ref_distance1[i]>300 || ref_distance1[i]-cur_distance1[7-i]>300
||cur_distance2[7-i]-ref_distance2[i]>300 || ref_distance2[i]-cur_distance2[7-i]>300)
{PORTDbits.RD7=1;}
DelayMsec(20);
PORTDbits.RD7=0;
}
}
}
}
Exemplo n.º 4
0
int main() {
initPWM();
a=0;b=0;c=0;
a1=0;b1=0;c1=0;
start=0;
first=1;
alm=0;
motor_position=0;
initIntGlobal();
initCN();
initTimer2();
initTimer4();
initPort();
LCD_init(); 

while(1)
{
while (start)
{
int i=0,j=0;
for (i=1;i<=8;i++)
{
motor_position=i;
for (j=0;j<32;j++)
{
PORTDCLR = 0x0002;
PORTDSET = 0x0010;
DelayMotor();
PORTDCLR = 0x0010;
PORTDSET = 0x0008;
DelayMotor();
PORTDCLR = 0x0008;
PORTDSET = 0x0004;
DelayMotor();
PORTDCLR = 0x0004;
PORTDSET = 0x0002;
DelayMotor(); 
}
///////////////////////////////////////////////////////////////////////////////////////////
TMR2=0; TMR4=0;
PORTDSET=0x0220;
DelayUsec(15);
PORTDCLR=0x0220;
DelayMsec(16);
a=TMR2; a1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0220;
DelayUsec(15);
PORTDCLR=0x0220;
DelayMsec(16);
b=TMR2; b1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0220;
DelayUsec(15);
PORTDCLR=0x0220;
DelayMsec(16);
c=TMR2; c1=TMR4;

//DisplayTMR2();
//DisplayTMR4();
if ( (a<80000 || a1<80000 || b<80000 || b1<80000 || c<80000 || c1<80000)&& (b-c>800 
|| c-b>800 || b1-c1>800 || c1-b1>800 || a-b>800 || b-a>800 ||
a1-b1>800 || b1-a1>800 || a-c>800 || c-a>800 || a1-c1>800 || c1-a1>800 ))
{alarm();
break;}
//DelayMsec(20);
///////////////////////////////////////////////////////////////////////////////////////////
} 
if (alm) {alm=0;break;}
for (i=7;i>=0;i--)
{
motor_position=i;
for (j=0;j<32;j++)
{
PORTDCLR = 0x0010;
PORTDSET = 0x0002;
DelayMotor();
PORTDCLR = 0x0002;
PORTDSET = 0x0004;
DelayMotor();
PORTDCLR = 0x0004;
PORTDSET = 0x0008;
DelayMotor();
PORTDCLR = 0x0008;
PORTDSET = 0x0010;
DelayMotor(); 
}   
///////////////////////////////////////////////////////////////////////////////////////////
TMR2=0; TMR4=0;
PORTDSET=0x0220;
DelayUsec(15);
PORTDCLR=0x0220;
DelayMsec(16);
a=TMR2; a1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0220;
DelayUsec(15);
PORTDCLR=0x0220;
DelayMsec(16);
b=TMR2; b1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0220;
DelayUsec(15);
PORTDCLR=0x0220;
DelayMsec(16);
c=TMR2; c1=TMR4;

//DisplayTMR2();
//DisplayTMR4();
if ( (a<80000 || a1<80000 || b<80000 || b1<80000 || c<80000 || c1<80000)&& (b-c>800 
|| c-b>800 || b1-c1>800 || c1-b1>800 || a-b>800 || b-a>800 ||
a1-b1>800 || b1-a1>800 || a-c>800 || c-a>800 || a1-c1>800 || c1-a1>800 ))
{alarm();
break;
}
//DelayMsec(20);
///////////////////////////////////////////////////////////////////////////////////////////
}
//if (alm) {alm=0;break;}
}
}
}
Exemplo n.º 5
0
int main() {
a=0;b=0;c=0;
a1=0;b1=0;c1=0;
first=1;
start=0;
int k=0;
for (k=0;k<=7;k++) {ref_distance1[k]=0;ref_distance2[k]=0;cur_distance1[k]=0;cur_distance2[k]=0;}
initIntGlobal();
initCN();
initTimer2();
initTimer4();
initPort();
LCD_init(); 

while(1)
{
while(start)
{
int i=0,j=0;
for (i=1;i<=8;i++)
{
for (j=0;j<32;j++)
{
PORTDCLR = 0x0002;
PORTDSET = 0x0010;
DelayMotor();
PORTDCLR = 0x0010;
PORTDSET = 0x0008;
DelayMotor();
PORTDCLR = 0x0008;
PORTDSET = 0x0004;
DelayMotor();
PORTDCLR = 0x0004;
PORTDSET = 0x0002;
DelayMotor(); 
}
///////////////////////////////////////////////////////////////////////////////////////////
TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(16);
a=TMR2; a1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(16);
b=TMR2; b1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(16);
c=TMR2; c1=TMR4;

//DisplayTMR2();
//DisplayTMR4();
if ( (a<80000 || a1<80000 || b<80000 || b1<80000 || c<80000 || c1<80000)&& (b-c>500 
|| c-b>500 || b1-c1>500 || c1-b1>500 || a-b>500 || b-a>500 ||
a1-b1>500 || b1-a1>500 || a-c>500 || c-a>500 || a1-c1>500 || c1-a1>500 ))
{PORTDbits.RD7=1;}
DelayMsec(20);
PORTDbits.RD7=0;
///////////////////////////////////////////////////////////////////////////////////////////
} 
first=0;

for (i=7;i>=0;i--)
{
for (j=0;j<32;j++)
{
PORTDCLR = 0x0010;
PORTDSET = 0x0002;
DelayMotor();
PORTDCLR = 0x0002;
PORTDSET = 0x0004;
DelayMotor();
PORTDCLR = 0x0004;
PORTDSET = 0x0008;
DelayMotor();
PORTDCLR = 0x0008;
PORTDSET = 0x0010;
DelayMotor(); 
}   
///////////////////////////////////////////////////////////////////////////////////////////
TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(16);
a=TMR2; a1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(16);
b=TMR2; b1=TMR4;

TMR2=0; TMR4=0;
PORTDSET=0x0021;
DelayUsec(15);
PORTDCLR=0x0021;
DelayMsec(16);
c=TMR2; c1=TMR4;

//DisplayTMR2();
//DisplayTMR4();
if ( (a<80000 || a1<80000 || b<80000 || b1<80000 || c<80000 || c1<80000)&& (b-c>500 
|| c-b>500 || b1-c1>500 || c1-b1>500 || a-b>500 || b-a>500 ||
a1-b1>500 || b1-a1>500 || a-c>500 || c-a>500 || a1-c1>500 || c1-a1>500 ))
{PORTDbits.RD7=1;}
DelayMsec(20);
PORTDbits.RD7=0;
///////////////////////////////////////////////////////////////////////////////////////////
}
}
}
}