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Pic Programlama


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Pic İle Step Motor Kontrolü

Pic16f84  ile bipolar step motor kontrolü

pic ile bipolar step motor kontrolü

İleri Yönde hareket Geri Yönde hareket
Step# Q2-Q3 Q1-Q4 Q6-Q7 Q5-Q8
Step 1 ON OFF ON OFF
Step 2 OFF ON ON OFF
Step 3 OFF ON OFF ON
Step 4 ON OFF OFF ON
Step# Q2-Q3 Q1-Q4 Q6-Q7 Q5-Q8
Step 1 ON OFF OFF ON
Step 2 OFF ON OFF ON
Step 3 OFF ON ON OFF
Step 4 ON OFF ON OFF

 

ASM kodu


 

        list    p=PIC16C84

        __config h´3ff9´

        org    0x2008

        dw     h´0001´
       
include <p16c84.inc>

       

count   equ     0x0c              

dly1    equ     0x0d

dly2    equ     0x0e

        org     0               ;reset vector

        goto    start           ;go to beginning of program on reset

        org     5               ;start of code space

 

start   bsf     STATUS,RP0      ;_select_register bank 1

        movlw   0xf0            ;rb0-rb3 output (stepper), rb4-rb7 input (switch)

        movwf   TRISB           ;portb all output

        bsf     OPTION_REG,NOT_RBPU ;disable pullups

        bcf     STATUS,RP0      ;_select_register bank 0

        movlw   0x00            ;start with everything off

        movwf   PORTB

loop    call    gofwd

        call    gobwd

        goto    loop

 

gofwd   movlw   d´6´

        movwf   count

loopf

        movlw   0x0a            ;q2-q3 on, q1-q4 off, q6-q7 on, q5-q8 off

        movwf   PORTB

        call    delay

        movlw   0x06            ;q2-q3 off, q1-q4 on, q6-q7 on, q5-q8 off

        movwf   PORTB

        call    delay

        movlw   0x05            ;q2-q3 off, q1-q4 on, q6-q7 off, q5-q8 on

        movwf   PORTB

        call    delay

        movlw   0x09            ;q2-q3 on, q1-q4 off, q6-q7 off, q5-q8 on

        movwf   PORTB

        call    delay

        decfsz  count,1

        goto    loopf

        return

 

gobwd

        movlw   d´6´

        movwf   count

loopb

        movlw   0x09            ;q2-q3 on, q1-q4 off, q6-q7 off, q5-q8 on

        movwf   PORTB

        call    delay

        movlw   0x05            ;q2-q3 off, q1-q4 on, q6-q7 off, q5-q8 on

        movwf   PORTB

        call    delay

        movlw   0x06            ;q2-q3 off, q1-q4 on, q6-q7 on, q5-q8 off

        movwf   PORTB

        call    delay

        movlw   0x0a            ;q2-q3 on, q1-q4 off, q6-q7 on, q5-q8 off

        movwf   PORTB

        call    delay

        decfsz  count,1

        goto    loopb

        return

delay   swapf   PORTB,0        

        andlw   0x0f           

        movwf   dly1

delay1  clrf    dly2

delay2  nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        nop

        decfsz  dly2,1

        goto    delay2

        decfsz  dly1,1

        goto    delay1

        return

        end


ASM kodu sonu.

 

 

 

 

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Etiketler : PIC , Step Motor, Kontrol, devre, motor
Yazan : mania  |
15 Nis 2010 Prş   
|  20.001 defa Okundu.
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