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???
02/05/03 14:19
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#38302 - RE: PLL motor speed control
Responding to: ???'s previous message
hi all
Thanks for your all ideas.
First i want to control rpm at wide range
not only at high rpm.
second,i have succeed with this but only one
motor.

I have used timer0 interrupt for every 100us
at @12Mhz and this has worked well (motor run smoothly,
and the error is +-120rpm,I have printed rpm
of motor on screen of LCD ).
At 200us motor hasn't run smoothly.
Now ,i wish to control 2 motors at the same
time and 100 machine cycles in timer interrupt is not enough to do it ( 2 motors are more code in interrupt and ofcourse more time).
I think 200 cycles is enough.
In my opinion use timer0 and timer1 for every motor at 100 cycles is not good.
So i wonder if i use @24Mhz i can fix my problem.Can i do that ?
Best regards,


List of 32 messages in thread
TopicAuthorDate
close loop motor speed control            01/01/70 00:00      
   RE: close loop motor speed control            01/01/70 00:00      
      RE: close loop motor speed control            01/01/70 00:00      
         RE: close loop motor speed control            01/01/70 00:00      
            RE: close loop motor speed control            01/01/70 00:00      
      RE: close loop motor speed control            01/01/70 00:00      
   RE: close loop motor speed control            01/01/70 00:00      
      RE: close loop motor speed control            01/01/70 00:00      
         RE: close loop motor speed control            01/01/70 00:00      
            RE: close loop motor speed control            01/01/70 00:00      
   RE: close loop motor speed control            01/01/70 00:00      
      RE: close loop motor speed control            01/01/70 00:00      
         RE: PLL motor speed control            01/01/70 00:00      
            RE: PLL motor speed control            01/01/70 00:00      
               RE: PLL motor speed control            01/01/70 00:00      
                  RE: PLL motor speed control            01/01/70 00:00      
                     RE: PLL motor speed control            01/01/70 00:00      
                        RE: PLL motor speed control            01/01/70 00:00      
                           RE: PLL motor speed control            01/01/70 00:00      
                        RE: PLL motor speed control            01/01/70 00:00      
                           RE: PLL motor speed control            01/01/70 00:00      
                              RE: PLL motor speed control            01/01/70 00:00      
                                 RE: PLL motor speed control            01/01/70 00:00      
                           RE: PLL motor speed control            01/01/70 00:00      
   RE: close loop motor speed control            01/01/70 00:00      
   RE: close loop motor speed control            01/01/70 00:00      
      RE: close loop motor speed control            01/01/70 00:00      
         New robot project            01/01/70 00:00      
            RE: New robot project            01/01/70 00:00      
               RE: New robot project            01/01/70 00:00      
                  RE: New robot project            01/01/70 00:00      
   RE: close loop motor speed control            01/01/70 00:00      

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