[PIC] Using dsPIC3of control step motor

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xuanlienbk

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Now,I have to do homework.That's Using dsPIC30f4011 control step motor.I just learn about dsPIC so don't understand about it.Can you help me?
 

Please take it as your reference.^^
 

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  • dspic30f4011.zip
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Code C - [expand]
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if (LATD == 0b0001) LATD = 0b0010;
    else if (LATD == 0b0010) LATD = 0b0100;
    else if (LATD == 0b0100) LATD = 0b1000;
    else if (LATD == 0b1000) LATD = 0b0001;
    else LATD = 0b0001;
 
 
 
if (LATD == 0b0001) LATD = 0b1000;
    else if (LATD == 0b0010) LATD = 0b0001;
    else if (LATD == 0b0100) LATD = 0b0010;
    else if (LATD == 0b1000) LATD = 0b0100;
    else LATD = 0b0001;


by these

Code C - [expand]
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if(LATD == 0x08)LATD = 0x01 
else LATD <<= 1;
 
 
 
if(LATD == 0x01)LATD = 0x08 
else LATD >>= 1;


//or

Code C - [expand]
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if((LATD & 0x0F) == 0x08)LATD = LATD & 0xF1 
else LATD <<= 1;
 
 
 
if((LATD & 0x0F) == 0x01)LATD = LATD & 0xF8
else LATD >>= 1;
 
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