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To make Arduino_Multimeter need advice on protections please.

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LAOADAM

Joined Nov 21, 2018
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DickCappels said:
View attachment 242112

Try this. When the count is increasing and getting close to maximum, for example 10.0 volts, turn B0 (pin 14) into an output to switch to the next scale. When the count is decreasing and getting close to 9.7 volts (for example) make B0 high impedance again.

http://cappels.org/dproj/10_Bit_LED_Digital_Panel_Meter/autoranging.MPG <== link to demonstration video.

A more detailed explanation: http://cappels.org/dproj/10_Bit_LED...ng_LED_Digital_Panel_Meter_Using_ATMEGA8.html
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Thank you.
This is exactly what I am looking for.
best to you.
 
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