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Author Topic: mcu restart  (Read 158 times)
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amar
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« on: November 10, 2012, 06:53:12 am »
 Bigger Bigger Smaller Smaller Reset Reset
greetings,
i tried to rotate the wheels of my robot but the problem is that micro controller(atmega8) restarts again and again whenever we  connect motor to micro controller  through hbridge and after sometime  motor stop.may i know the reason for this and how to overcome this problem.
thanks
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AWOL
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I don't think you connected the grounds, Dave.
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« Reply #1 on: November 10, 2012, 07:19:57 am »
 Bigger Bigger Smaller Smaller Reset Reset
Lots of detail...needed.
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Pete, it's a fool looks for logic in the chambers of the human heart.

amar
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« Reply #2 on: November 10, 2012, 08:21:28 am »
 Bigger Bigger Smaller Smaller Reset Reset
Quote from: AWOL on November 10, 2012, 07:19:57 am
Lots of detail...needed.
could you please tell me few reason by which micro controller can  restart?
thanks
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leo72
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Don't know what I do
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« Reply #3 on: November 10, 2012, 08:33:15 am »
 Bigger Bigger Smaller Smaller Reset Reset
Voltage fall down from a battery, short circuits, usage of watchdog into the sketch etc...
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Guide for ATtinys, swRTC and secTimer libs, Micrologio, Atmega1284 core, ArduinoISP2, leOS operating system etc..

dhenry
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« Reply #4 on: November 10, 2012, 08:34:36 am »
 Bigger Bigger Smaller Smaller Reset Reset
1) use two power supplies;
2) isolate the mcu from the motor via a diode + capacitor.
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