Micro Assignment 1

1. ASSIGNMENT
MICROCNOTROLLER
Kashif Ayyaz Abbasi
Reg Number : 09f-beit-58

2. Q : 1 Write a program to to out 1KHZ frequency by using CCP(compare mode) ?
void interrupt(void);
void main() {
CCP1CON=0x02;
PIR1.CCP1IF=0;
PIE1.CCP1IE=1;
CCPR1L=0xC4;
CCPR1H=0X09; //set value (2500 dec) annd in 9c4 in HEX
INTCON=0xc0;
TRISC.F2=0;
T1CON=0x08;
INTCON.TMR1IE=1;
INTCON.TMR1IF=0;
TMR1L=0x00; //we set as a counter
TMR1H=0X00;
T1CON.TMR1ON=1;
while(1){}
}
void interrupt(void){
if(PIR1.CCP1IF)
{
PIR1.CCP1IF=0;
}
}

3. Q: 2 Write a program to Out different Frequencies using Switch ?
If Sw1==1 frequency out = 1KHZ
Sw2 == 1 Frequency out = 2KHZ
Sw3== 1 Frequency out = 3Khz
int count = 0;
void main()
{
TRISD.F0=0;
T0CON=0x08;
INTCON.TMR0IE=1;
INTCON.TMR0IF=0;
TMR0L=0XF0;
TMR0H=0XD8;
PORTD.F0=1;
count=1;
T0CON.TMR0ON=1;
INTCON.GIE=1;
TRISB.F0=1;
TRISB.F1=1;
TRISB.F2=1;
PORTB=0X00;
while(1)
{
if(portb.f0=1)
{
count=0;
}
if(portb.f1=1)
{
count=1;
}
if(portb.f2=1)
{
count=2;
}
}
}
void interrupt()
{
if( INTCON.TMR0IF==1)
{
if(count==0)
{
INTCON.TMR0IF=0;

4. T0CON.TMR0ON=0;
PORTD.F0=0;
TMR0L=0XF0;
TMR0H=0XD8;
T0CON.TMR0ON=1;
//delay_ms(1000);
/ /count=1;
}
if(count==1)
{
INTCON.TMR0IF=0;
T0CON.TMR0ON=0;
PORTD.F0=0;
TMR0L=0XE0;
TMR0H=0XB1;
T0CON.TMR0ON=1;
//delay_ms(1000);
//count=2;
}
else if (count==2)
{
INTCON.TMR0IF=0;
T0CON.TMR0ON=0;
PORTD.F0=1;
TMR0L=0X78;
TMR0H=0XEC;
T0CON.TMR0ON=1;
//delay_ms(1000);
//count=3;
}
else
{
}
}
}

5. Q : 3 write a program to ON OFF LED 1SEC delay through Timer.
# define led PORTD.F0
int count=0;
void main (){
TRISD.F0=0;
T0CON=0X08;
INTCON.TMR0IE=1;
INTCON.TMR0IF=0;
TMR0L=0XF0;
TMR0H=0XD8;
led=1;
INTCON.TMR0ON=1;
INTCON.GIE=1;
INTCON.PEIE=1;
while(1){
if(count==249){
count=0;
INTCON.TMR0ON=0;
TMR0L=0XF0;
TMR0H=0XD8;
led=~led;
delay_ms(1000);
INTCON.TMR0ON=1;
//INTCON.TMR0IF=0;

6. }
}
}
void interrupt()
{
if(INTCON.TMR0IF){
INTCON.TMR0IF=0;
INTCON.TMR0ON=0;
TMR0L=0XF0;
TMR0L=0XD8;
count=count+1;
INTCON.TMR0ON=1;
}
}
Q: 4 write a program to transmit KICSIT on PC And receive data From PC
and Display IT on LCD?
unsigned char data[10];
unsigned char temp[50];
int i=0;
void interrupt(void);
void main()
{
int i,length;
char X[]={"KICSIT"};

7. RCSTA=0x90;
TXSTA=0X20;
RCSTA.SPEN=1;
Lcd_Config(&PORTD, 3,2, 0, 7, 6, 5,4);
TRISD=0;
PORTD=0;
TRISC.F6 = 0; //TX Pin
TRISC.F7 = 1; //RX Pin
PIE1.RCIE=1;
PIR1.RCIF=0;
INTCON=0xC0;
length=strlen(X);
while(1){
for(i=0;i<length;i++){
TXREG=X[i];
delay_ms(1000);
}
lcd_out(1,1,data);
}
}
void interrupt(void)
{
if(PIR1.TXIF)
{
PIR1.TXIF=0;
}
if(PIR1.RCIF==1)
{
data[i]= RCREG;
PIR1.RCIF=0;
}
}

8. Q 5 : write a program to generate frequency of
4ms 8ms 2ms 4ms
int count=0;
void main(void){
TRISD.F0=0;
T0CON=0X08;
INTCON.TMR0IE=1;
INTCON.TMR0IF=0;
TMR0L=0XF0;
TMR0H=0XD8;
PORTD.F0=1;
count=1;
T0CON.TMR0ON=1;
INTCON.GIE=1;
while(1)
{
}
}
void interrupt()
{
if( INTCON.TMR0IF==1)

9. {
if(count==0)
{
INTCON.TMR0IF=0;
T0CON.TMR0ON=0;
PORTD.F0=0;
TMR0L=0XF0;
TMR0H=0XD8;
T0CON.TMR0ON=1;
//delay_ms(1000);
count=1;
}
if(count==1)
{
INTCON.TMR0IF=0;
T0CON.TMR0ON=0;
PORTD.F0=0;
TMR0L=0XE0;
TMR0H=0XB1;
T0CON.TMR0ON=1;
//delay_ms(1000);
count=2;
}
else if (count==2)
{
INTCON.TMR0IF=0;
T0CON.TMR0ON=0;
PORTD.F0=1;
TMR0L=0X78;
TMR0H=0XEC;
T0CON.TMR0ON=1;
//delay_ms(1000);
count=3;
}
else if (count==3)
{
INTCON.TMR0IF=0;
T0CON.TMR0ON=0;
PORTD.F0=0;
TMR0L=0XF0;
TMR0H=0XD8;
T0CON.TMR0ON=1;
//delay_ms(1000);
count=0;
}
}
}

10. Q : Design a control and monitoring system of turbine system
Monitoring parameter are
1: temperature
2: Pressure
3: RPM sensor to measure Revolution per/min of Turbine
LM35 for temperature
Pressure switch for Measure pressure
Frequency meter for RPM
If temp> 100 || pressure switch is ON then make the turbine
void setintterupt();
void ADCset();
#define turbine portb.f4
void interrupt(void);
void serial_sent(float f,int a,int f);
char *data_;
float temp;
int i,count;
int result;
char start;
int pressure,RPM;
int seccount,ExternalFreCount,Frequency=0;
void serial_setting();
void serial_setting()
{
RCSTA=0x90;
TXSTA=0X20;
RCSTA.SPEN=1;

11. TRISC.F6 = 0; //TX Pin
TRISC.F7 = 1; //RX Pin
PIE1.RCIE=1;
PIR1.RCIF=0;
}
void setintterupt()
{
INTCON=0xD0;
INTCON2.INTEDG0=1;
}
void ADCset()
{
ADCON0=0x81;
ADCON0.ADON=1;
ADCON1=0XC0;
INTCON.GIE=1;
INTCON.PEIE=1;
PIR1.ADIF=0;
PIE1.ADIE=1;
ADRESH=ADRESL=0x00;
}
void serial_sent(float a,int b,int f)
{
if(a>=100 || b==1)
{
turbine=1;
}
else
{
FloatToStr(a,data_);
TXREG=data_;
while(!TIR1.TXIF);
TIR1.TXIF=0;
IntToStr(b,data_);
TXREG=data_;
while(!TIR1.TXIF);
TIR1.TXIF=0;
IntToStr(f,data_);
TXREG=data_;
while(!TIR1.TXIF);
TIR1.TXIF=0;
}
}
void READADC();
void READADC()
{
ADCON0.GO_DONE=1;
}

12. void timersetting();
void timersetting()
{
T1CON=0x08;
INTCON.TMR1IE=1;
INTCON.TMR1IF=0;
TMR1L=0xf0; //we set as a counter
TMR1H=0Xd8;
T0CON=0x02;
TMR0L=0x00; // we set 1 sec timer and count for 60 sec to make 1 min
TMR0H=0x00;
INTCON.TMR0IE=1;
INTCON.TMR0IF=0;
}
void start_timer();
void start_timer()
{
T0CON.TMR0ON=1;
T1CON.TMR1ON=1;
}
void main() {
trisa.f0=1;
trisb.f4=0;
trisb.f0=1;
UART1_Init(9600);
setintterupt();
ADCset();
timersetting();
turbine=0;
while(1)
{
if(start=='s')
{
READADC(); //read ADC
INTCON.INTOIE=1;
start_timer();
serial_sent(temp,pressure,Frequency);
}
}
}
void interrupt(void)
{
if(PIR1.RCIF==1)
{

13. start= RCREG;
PIR1.RCIF=0;
}
if(INTCON.INT0IF==1)
{
INTCON.INT0IF=0;
pressure=1;
}
if(PIR1.ADIF)
{
PIR1.ADIF=0;
result=ADRESH;
result=result<<8;
result=result+ADRESL;
//data=result;
temp=result;
temp=temp*0.00488;
temp=temp*1000;
temp=temp/10;
}
if(INTCON.TMR1IF)
{
INTCON.TMR1IF=0;
if(seccount==14999) // 249*60 =14940sec
// 14999=1min
{
Frequency=TMR0H;
Frequency=Frequency<<8;
Frequency=Frequency+TMR0L;
Frequency=(Frequency*65536)+ExternalFrecount;
seccount=0;
TMR1L=0xf0; //we set as a counter
TMR1H=0Xd8;
TMR0L=0x00; //we set as a Externaltimer
TMR0H=0X00;
T0CON.TMR0ON=1;
T1CON.TMR1ON=1;
}
else
{
seccount++;
TMR1L=0xf0; //we set as a counter
TMR1H=0Xd8;
}

14. }
if(INTCON.TMR0IF)
{
INTCON.TMR0IF=0;
ExternalFreCount++;
}
}