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???
05/17/06 18:32
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#116406 - monitoring power supply
Responding to: ???'s previous message
On my controller board I want to know if my stepper motor driver has problem i monitored the supply line which is 40 volts dc by using a drop resitor and a 5 volts zener to supply an opto coupler connected to a pin on the mcu when my motor driver has problem that pin is set and my controller go to standby but I use seperate 5 volt supply for the controller board though.Hope this might be of help.
Vu Nhu Khanh

List of 18 messages in thread
TopicAuthorDate
Earth Fault            01/01/70 00:00      
   huh?            01/01/70 00:00      
   Cause or effect?            01/01/70 00:00      
   Supply monitors            01/01/70 00:00      
   Very simple supply monitor            01/01/70 00:00      
   monitoring power supply            01/01/70 00:00      
   Hopeless without further information...            01/01/70 00:00      
      problem solved            01/01/70 00:00      
         Incorrect deduction            01/01/70 00:00      
         Good luck!            01/01/70 00:00      
   not solved !            01/01/70 00:00      
      voltage divider            01/01/70 00:00      
         it is posted by Vinita, not by micro            01/01/70 00:00      
         Please don't use SMS abbreviations!            01/01/70 00:00      
         Not even a useful suggestion            01/01/70 00:00      
   earth fault            01/01/70 00:00      
      the problem and a possible solution            01/01/70 00:00      
      We need further information            01/01/70 00:00      

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