mc programs

8/3/2019 MC Programs

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1. Stepper Motor with HTI:#include //--------------Funtion declarationvoid MSDelay (unsigned int); //Delayvoid Send (unsigned char); //Serial data transfer

void main(){

unsigned char rdata; //Serially recieved data//-----------------The message

unsigned char idata msg[8][30] = {" Sitec Electronics "," Stepper Motor Test Program ", Please Choose An Option ",

"1. Clockwise Rotation ","2. AntiClockwise Rotation ",

"3. Clockwise 'xx' RPM","4. Clockwise 'xx' RPM","5. Clockwise 'xx' RPM"};

P1 = 00; //Set port 1 as outputTMOD = 0x20; //timer 1,mode 2(auto-reload)TH1 = -3; //9600 baud rateSCON = 0x50; //8-bit,1 stop, REN enabledTR1 = 1; //start timer 1

while (1){//-------------Display message on hyper terminal

unsigned char i,j;Send (0x0C);for (i=0;i


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case (49):{while (RI==0) //keep doing the

funtion until next command is recived{P0 =0x66; //Clockwise RotationMSDelay (1);P0 =0xCC;MSDelay (1);P0 =0x99;MSDelay (1);P0 =0x33;MSDelay (1);}break;}

case (50):{while (RI==0){P0 =0x33; //AntiClockwise RotationMSDelay (1);P0 =0x99;MSDelay (1);P0 =0xCC;MSDelay (1);P0 =0x66;MSDelay (1);}break;

}case (51):

{while (RI==0){P0 =0x66; //Clockwise Rotation

with reduced speedMSDelay (3);P0 =0xCC;MSDelay (3);P0 =0x99;MSDelay (3);

P0 =0x33;MSDelay (3);}break;}

case (52):{while (RI==0){


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P0 =0x66; //Clockwise Rotationwith reduced speed

MSDelay (6);P0 =0xCC;MSDelay (6);P0 =0x99;MSDelay (6);P0 =0x33;MSDelay (6);}break;}

case (53):{while (RI==0){P0 =0x66; //Clockwise Rotation

with reduced speedMSDelay (9);P0 =0xCC;MSDelay (9);P0 =0x99;MSDelay (9);P0 =0x33;MSDelay (9);}break;}

}

}

}

void MSDelay (unsigned int value) // Delay rouitne{

unsigned int x,y;for (x=0;x


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2. Stepper Motor with Matrix Keypad :

#include

//--------------Funtion declarationvoid MSDelay (unsigned int); //Delayunsigned char getkey ();unsigned char key=0;

unsigned char idata keypad[4][4]= { 'A','C','X','X','1','2','3','X','X','X','X','X','X','X','X','X',};

void main(){

P1 = 00; //Set port 1 as output

while (1){

getkey (); //get data from matrix key padMSDelay(10);switch (key) //loop to respective subroutine

{case ('C'):

{while (key=='C') //keep doing

the funtion until next command is recived{P0 =0x66; //Clockwise

RotationMSDelay (1);P0 =0xCC;MSDelay (1);P0 =0x99;MSDelay (1);P0 =0x33;MSDelay (1);getkey ();}break;}

case ('A'):{while (key=='A'){P0 =0x33;

//AntiClockwise Rotation


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MSDelay (1);P0 =0x99;MSDelay (1);P0 =0xCC;MSDelay (1);P0 =0x66;MSDelay (1);getkey ();}break;}

case ('1'):{while (key=='1'){P0 =0x66; //Clockwise

Rotation with reduced speedMSDelay (3);P0 =0xCC;MSDelay (3);P0 =0x99;MSDelay (3);P0 =0x33;MSDelay (3);getkey ();}break;}

case ('2'):{

while (key=='2'){P0 =0x66; //Clockwise

Rotation with reduced speedMSDelay (6);P0 =0xCC;MSDelay (6);P0 =0x99;MSDelay (6);P0 =0x33;MSDelay (6);getkey ();

}break;}

case ('3'):{while (key=='3'){P0 =0x66; //Clockwise

Rotation with reduced speed


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MSDelay (9);P0 =0xCC;MSDelay (9);P0 =0x99;MSDelay (9);P0 =0x33;MSDelay (9);getkey ();}break;}

}

}}

void MSDelay (unsigned int value) // Delay rouitne{



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colloc = P2;colloc &= 0xf0;if (colloc != 0xf0)

{rowloc = 0;break;

}P2 = 0xfd;colloc = P2;colloc &= 0xf0;if (colloc != 0xf0)

{rowloc = 1;break;

}P2 = 0xfb;colloc = P2;colloc &= 0xf0;if (colloc != 0xf0)

{rowloc = 2;break;

}P2 = 0xf7;colloc = P2;colloc &= 0xf0;rowloc = 3;break;

}//get

the coloum pressesif (colloc == 0xe0) key = (keypad[rowloc][0]);else if (colloc == 0xd0) key = (keypad[rowloc][1]);else if (colloc == 0xb0) key = (keypad[rowloc][2]);else key = (keypad[rowloc][3]);

return(key);}


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3. ADC_Temperature

#include

sbit rd = P1^1; //Variables declaration for ADCsbit wr = P1^2;sbit intr = P1^3;sbit aen = P1^0;sfr mydata1 = 0xA0; //ADC data

sfr ldata = 0x80; //Variables declaration for LCDsbit rs = P3^7;sbit rw = P3^6;sbit en = P3^5;sbit busy = P0^7;

//--------------Funtion declaration

void convert_display(unsigned char);//Hex to Binary converter void lcdcmd (unsigned char value); //LCD commandvoid lcddata (unsigned char value); //LCD datavoid lcdready (); //Initialization LCD 2 lines,5x7matrixvoid MSDealy(unsigned int itime); //Delay

void main(){

unsigned char value; //ADC data recived

lcdcmd(0x38); //LCD commandlcdcmd(0x0e);lcdcmd(0x01);lcdcmd(0x06);lcdcmd(0x83);lcddata('T'); //LCD datalcddata('e');lcddata('m');lcddata('p');lcddata('e');lcddata('r');lcddata('a');

lcddata('t');lcddata('u');lcddata('r');lcddata('e');lcddata('r');

mydata1 = 0xff; //Set port 2 as inputldata = 0x00; //Set port 0 as output


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//---------ADC routinewhile (1)

{aen = 0; //enable ADCwr = 0; //Write=0wr = 1; //WR=1 L-TO-H TO START

CONVERSIONwhile (intr == 1) ; //WAIT FOR END OF CONVERSIONrd = 0; //CONVERSION

FINISHED,ENABLE RDvalue = mydata1; //READ THE DATAvalue = value - 114;lcdcmd(0xC7);

convert_display(value);rd = 1; //MAKE RD=1 FOR NEXT ROUNDMSDealy(10);

}}

//----------------Hex to Binary convertion routinevoid convert_display(unsigned char value)

{unsigned char x, d1, d2, d3, data1, data2, data3;x = value / 10; //divide by 10d1 = value % 10; //save low digit (reminder of division)d2 = x % 10;d3 = x / 10; //divide by 10 once moredata1 = d1 | 0x30; //make it ASCII and save LSBdata2 = d2 | 0x30;

data3 = d3 | 0x30;

lcddata(data3); //display converted output MSB firstlcddata(data2);

lcddata(data1);return;

}

//--------------LCD commandvoid lcdcmd (unsigned char value)

{lcdready(); //is LCD ready?

ldata = value; //issue command coders = 0; //RS=0 for commandrw = 0; //R/W=0 to write to LCDen = 1; //E=1 for H-to-L pulseMSDealy(1);en = 0; //E=0 ,latch inreturn;

}


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//-------------LCD datavoid lcddata (unsigned char value)

{lcdready(); //is LCD ready?ldata = value; //issue datars = 1; //RS=1 for datarw = 0; //R/W=0 to write to LCDen = 1; //E=1 for H-to-L pulseMSDealy(1);en = 0; //E=0, latch inreturn;

}

void lcdready (){

busy = 1; //make P1.7 input portrs = 0; //RS=0 access command regrw = 1; //R/W=1 read command reg ;read command reg

and check busy flagwhile (busy == 1) //stay until busy flag=0

{en = 0; //E=1 for H-to-L pulseMSDealy(1);en = 1; //E=0 H-to-L pulse

}return;

}

//------------Delay Routinevoid MSDealy(unsigned int itime)

{unsigned int i,j;for (i=0;i


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4. CALC_LCD

#include sfr ldata = 0x80; //Variables declaration for LCD

sbit rs = P3^7;sbit rw = P3^6;sbit en = P3^5;sbit busy = P0^7;

//--------------Funtion declarationvoid convert_display(unsigned char);//Hex to Binary converter void MSDelay (unsigned int); //Delayvoid lcdcmd (unsigned char value);void lcddata (unsigned char value);void lcdready ();unsigned char getkey ();

unsigned char j,countl,countr, key=0,Data1,Data2,Funct,Ans ; //Seriallyrecieved data

//-----------------The messageunsigned char idata msg[11] = {"Calculator "};

unsigned char idata keypad[4][4]= { '1','2','3','/','4','5','6','*','7','8','9','-','C','0','C','+',};

void main(){while(key!='C'){

lcdcmd(0x38);lcdcmd(0x0e);lcdcmd(0x01);lcdcmd(0x06);lcdcmd(0x83);

//-------------Display message on lCD terminal

for (j=0;j


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do{

getkey (); //get data from matrix key padMSDelay(10);Data1 = key;key = key & 0xF0;

}while (key!=0x30);lcddata(Data1);

do{

getkey (); //get data from matrix key padMSDelay(10);Funct = key;key = key & 0xF0;

}while (key!=0x20);lcddata(Funct);

do{

getkey (); //get data from matrix key padMSDelay(10);Data2 = key;key = key & 0xF0;

}while (key!=0x30);lcddata(Data2);lcddata('=');

Data1= Data1 & 0x0F;Data2= Data2 & 0x0F;

switch (Funct) //loop to respective subroutine

{case ('+'):{Ans = Data1 + Data2;convert_display(Ans);break;}case ('-'):{Ans = Data1 - Data2;convert_display(Ans);

break;}case ('*'):{Ans = Data1 * Data2;convert_display(Ans);

break;}


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case ('/'):{Ans = Data1 / Data2;convert_display(Ans);

break;}

}}}}

void MSDelay (unsigned int value) // Delay routine{



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}return;

}

unsigned char getkey () // Routine to read matrix keyboard{

unsigned char colloc, rowloc;TMOD = 0x20;TH1 = -3;SCON = 0x50;TR1 = 1;

P2 = 0xff;do {

P2 = 0x0f; //Wait untill all keys arereleased

colloc = P2;colloc &= 0x0f;

} while (colloc != 0x0f);

do {do

{MSDelay (1);colloc = P2;colloc &= 0x0f;

} while (colloc == 0x0f); //Check whether any ket ispressed

MSDelay (1);colloc = P2;

colloc &= 0x0f; //Confirm whether anyket is pressed after delay

} while (colloc == 0x0f); //to aviod spikes

while(1){

P2 = 0xfE; //get the rowpresses


{

rowloc = 0;break;


{rowloc = 1;


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break;}

P2 = 0xfb;colloc = P2;colloc &= 0xf0;if (colloc != 0xf0)

{rowloc = 2;break;


}//get

the coloum pressesif (colloc == 0xe0) key = (keypad[rowloc][0]);else if (colloc == 0xd0) key = (keypad[rowloc][1]);else if (colloc == 0xb0) key = (keypad[rowloc][2]);else key = (keypad[rowloc][3]);

return(key);}


{

unsigned char x, d1, d2, d3, data1, data2, data3;x = value / 10; //divide by 10d1 = value % 10; //save low digit (reminder of division)d2 = x % 10;d3 = x / 10; //divide by 10 once moredata1 = d1 | 0x30; //make it ASCII and save LSBdata2 = d2 | 0x30;data3 = d3 | 0x30;


lcddata(data1);

return;}


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rdata = SBUF; //get data recivedRI =0; //clear flag for next incoming

dataswitch (rdata) //loop to respective subroutine

{case (49):

{while (RI==0) //keep doing the funtion

until next command is recived{mtr_1 = 1; //Clockwise

Rotationmtr_2 = 0;}

break;}

case (50):{while (RI==0)

{mtr_1 = 0;mtr_2 = 1; //AntiClockwise

Rotation}

break;}


{mtr_2 = 0;mtr_1 = 1;

//Clockwise Rotation with PWM speed control

MSDelay (5);mtr_1 = 0;MSDelay (5);}

break;}


{mtr_2 = 0;mtr_1 = 1;

//Clockwise Rotation with PWM speed control

MSDelay (1);mtr_1 = 0;MSDelay (20);}

break;}


{


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mtr_2 = 0;mtr_1 = 1;

//Clockwise Rotation with PWM speed controlMSDelay (1);mtr_1 = 0;MSDelay (40);}

break;}

}

}

}

//------------Delay Routinevoid MSDelay (unsigned int value)

{unsigned int x,y;for (x=0;x


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unsigned char i,j,countl,countr, key=0,Data1='0',Data2='0',Funct,Ans ;//Serially recieved data

//-----------------The messageunsigned char idata msg[9] = {"Floor No:"};

unsigned char idata keypad[4][4]= { '1','2','3','X',

'4','5','6','X',

'7','8','9','X',

'X','0','X','X',};

void main(){

lcdcmd(0x38);lcdcmd(0x0e);lcdcmd(0x01);lcdcmd(0x06);lcdcmd(0x80);

//-------------Display message on hyper terminal

for (j=0;j0;j--)

{


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lcdcmd(0x8E);lcddata('v');lcddata('v');MSDelay(30);lcdcmd(0x8E);lcddata(' ');lcddata(' ');MSDelay(30);}

Data2--;lcdcmd(0x8b);lcddata(Data2);

}

}

void up(){for(i=(Data1-Data2);i>0;i--)

{for (j=3;j>0;j--)

{lcdcmd(0x8E);lcddata('^');lcddata('^');MSDelay(30);lcdcmd(0x8E);lcddata(' ');lcddata(' ');MSDelay(30);}

Data2++;lcdcmd(0x8b);lcddata(Data2);

}

}




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en = 0;return;

}

void lcddata (unsigned char value){

lcdready();ldata = value;rs = 1;rw = 0;en = 1;MSDelay(1);en = 0;return;

}

void lcdready (){

busy = 1;rs = 0;rw = 1;while (busy == 1)

{en = 0;MSDelay(1);en = 1;

}return;

}

unsigned char getkey () // Routine to read matrix keyboard{

unsigned char colloc, rowloc;

TMOD = 0x20;TH1 = -3;SCON = 0x50;TR1 = 1;

P2 = 0xff;do {

P2 = 0x0f; //Wait untill all keys arereleased

colloc = P2;colloc &= 0x0f;


do { do{

MSDelay (1);colloc = P2;colloc &= 0x0f;

} while (colloc == 0x0f); //Check whether anyket is pressed

MSDelay (1);colloc = P2;


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colloc &= 0x0f; //Confirmwhether any ket is pressed after delay

} while (colloc == 0x0f); //to aviod spikes

while(1){

P2 = 0xfE; //getthe row presses


{rowloc = 0;break;


{rowloc = 1;break;


{rowloc = 2;break;

}P2 = 0xf7;colloc = P2;

colloc &= 0xf0;rowloc = 3;break;

}

//get the coloum pressesif (colloc == 0xe0) key = (keypad[rowloc][0]);else if (colloc == 0xd0) key = (keypad[rowloc][1]);else if (colloc == 0xb0) key = (keypad[rowloc][2]);else key = (keypad[rowloc][3]);

return(key);}

/*----------------Hex to Binary convertion routinevoid convert_display(unsigned char value)

{unsigned char x, d1, d2, d3, data1, data2, data3;x = value / 10; //divide by 10d1 = value % 10; //save low digit (reminder of division)d2 = x % 10;d3 = x / 10; //divide by 10 once more


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data1 = d1 | 0x30; //make it ASCII and save LSBdata2 = d2 | 0x30;data3 = d3 | 0x30;


lcddata(data1);return;

} */

7. DAC with HTI #include //--------------Funtion declarationvoid MSDelay (unsigned int); //Delayvoid Send (unsigned char); //Serial data transfer

void main()

{unsigned char rdata; //Serially recieved data

//-----------------The messageunsigned char xdata msg[8][29] = {"******Sitec Electronics******",

" DAC InterfaceProgram ",

"1. Ramp",

"2. Rectangle Wave",

"3. Sawtooth Wave ","4. Sine Wave ",

"5. Square Wave ",

"6. Triangle Wave "};unsigned char idata table[180] =

{128,132,136,141,154,150,154,158,163,167,171,175,180,184,188, 192,195,199,203,206,210,213,216,220,223,226,228,231,234,236,

238,241,243,244,246,247,248,249,250,251,252,253,254,255,255,

255,255,255,254,254,253,252,251,249,246,244,243,241,238,236,

234,231,228,226,223,220,216,213,210,206,203,199,195,192,188,

184,180,175,171,167,163,158,154,150,145,141,136,132,128,

123,119,114,110,105,101,97,92,88,84,80,75,71,67,64,60,56,52,

49,45,42,39,35,32,29,27,24,21,19,17,14,12,11,9,7,6,4,3,2,1,1,0,0,0,0,

0,0,0,0,1,1,2,3,4,6,7,9,11,12,14,17,19,21,24,27,29,32,35,39,42,45,49,

52,56,60,64,67,71,75,80,84,88,92,97,101,105,110,114,119,123,128};


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P0 = 00; //Set port 1 as outputTMOD = 0x20; //timer 1,mode 2(auto-reload)TH1 = -3; //9600 baud rateSCON = 0x50; //8-bit,1 stop, REN enabledTR1 = 1; //start timer 1

while (1){//-------------Display message on hyper terminal

unsigned char i,j;Send (0x0C);for (i=0;i


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P0= i;}

for (i=255;i>1;i--){P0= i;}

}break;}

case (53):{while (RI==0){MSDelay (50); //Square WaveP0 = 0xff;MSDelay (50);}break;}

case (52):{while (RI==0){for (i=0;i


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{SBUF = x;while (TI==0);TI=0;

}

8. 7 Segment with matrix Keypad#include sbit srck = P0^6 ;sbit ser = P0^5 ;sbit rck = P0^7 ;

//--------------Funtion declarationvoid display(unsigned char); //Hex to Binary converter void MSDelay (unsigned int); //Delayunsigned char getkey ();

unsigned char temp,numb,key=0; //Serially recieved data//-----------------The messageunsigned char idata keypad[4][4]= { '1','2','3','0',

'4','5','6','0','7','8','9','0','0','0','0','0',};

unsigned char idata disp[10] = { 0x40,0xcf,0xa4,0x30,0x19,0x12,0x02,0xf8,0x00,0x10 };

void main(){while(1)

{getkey();

temp= key | 0x0F ;numb = disp [temp];display(numb);}

}




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do {P2 = 0x0f; //Wait untill all keys are releasedcolloc = P2;colloc &= 0x0f;


do {do

{MSDelay (1);colloc = P2;colloc &= 0x0f;

} while (colloc == 0x0f); //Check whether any ket ispressed

MSDelay (1);colloc = P2;colloc &= 0x0f; //Confirm whether any

ket is pressed after delay} while (colloc == 0x0f); //to aviod spikes

while(1){

P2 = 0xfE; //get the rowpresses


{rowloc = 0;break;

}P2 = 0xfd;colloc = P2;

colloc &= 0xf0;if (colloc != 0xf0)

{rowloc = 1;break;


{rowloc = 2;break;


}//get

the coloum pressesif (colloc == 0xe0) key = (keypad[rowloc][0]);


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else if (colloc == 0xd0) key = (keypad[rowloc][1]);else if (colloc == 0xb0) key = (keypad[rowloc][2]);else key = (keypad[rowloc][3]);

return(key);}

//----------------7 segment displayvoid display(unsigned char value)

{/* SER CON P2 ; serial outputSRCK CON P0 ; shift clockRCK CON P0 ; output latchDelay CON 100counter VAR Byte' -------------------------------------------------------------------------mainfor counter=0 to 255gosub Out595pause 100 ;Change to in/decrease speednextgoto main' -------------------------------------------------------------------------Out595:Shiftout SER,SRCK,MSBPRE,[counter\8] ; send pattern to 74hc595Pulsout RCK,8 ; latch outputs(min 8us) can be as little as 4usReturn */

unsigned char bits;srck = 1;rck = 0;ACC = value;

for (bits=0;bits> 1;

}rck =1 ;srck =1 ;

return;}

9. ADC with LED#include

sbit rd = P1^1; //Variables declaration for ADCsbit wr = P1^2;sbit intr = P1^3;sbit aen = P1^0;sfr mydata1 = 0xA0; //ADC data


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sbit srck = P0^1 ;sbit ser = P0^2 ;sbit rck = P0^0 ;

//--------------Funtion declarationvoid convert_display(unsigned char); //Hex to Binary converter void display(unsigned char);void MSDealy(unsigned int itime); //Delay

void main(){

unsigned char value; //ADC data recivedmydata1 = 0xff; //Set port 2 as input

//---------ADC routinewhile (1)

{aen = 0; //enable ADCwr = 0; //Write=0wr = 1; //WR=1 L-TO-H TO START

CONVERSIONwhile (intr == 1) ; //WAIT FOR END OF CONVERSIONrd = 0; //CONVERSION

FINISHED,ENABLE RDvalue = mydata1; //READ THE DATAvalue = value - 114;

convert_display(value);rd = 1; //MAKE RD=1 FOR NEXT

ROUNDMSDealy(10);

}

}


{unsigned char x, d1, d2, d3, data1, data2, data3;x = value / 10; //divide by 10d1 = value % 10; //save low digit (reminder of division)d2 = x % 10;d3 = x / 10; //divide by 10 once more

display(0x3F);display(data3); //display converted output MSB first

display(data2);display(data1);return;

}

//----------------7 segment displayvoid display(unsigned char value)

{/* SER CON P2 ; serial outputSRCK CON P0 ; shift clock


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RCK CON P0 ; output latchDelay CON 100counter VAR Byte' -------------------------------------------------------------------------mainfor counter=0 to 255gosub Out595pause 100 ;Change to in/decrease speednextgoto main' -------------------------------------------------------------------------Out595:Shiftout SER,SRCK,MSBPRE,[counter\8] ; send pattern to 74hc595Pulsout RCK,8 ; latch outputs(min 8us) can be as little as 4usReturn */

unsigned char idata disp[10] ={ 0x40,0xcf,0xa4,0x30,0x19,0x12,0x02,0xf8,0x00,0x10 };

unsigned char bits;srck = 1;rck = 0;ACC = disp [value];

for (bits=0;bits> 1;

}rck =1 ;srck =1 ;

return;

}

//------------Delay Routinevoid MSDealy(unsigned int itime)

{unsigned int i,j;for (i=0;i

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