Quasar avr

[sergio lhullier]

Help with quasar AVR with CI Atmega 32 DIP 40, is not showing the voltage right 12volts battery and on screen appears 10.5 volts, what's the problem?
All working normal, detecting well, only this problem. Some tip or help.

[ArchibaldSTM]

First, measure the exact voltage on the battery. Then do the following:

[ArchibaldSTM]

Instead of the lower resistor, use a variable one. Adjust the correct readings and replace it with a permanent one.

[sergio lhullier]

Thanks for the tip, perfect

[CEBRAIL]

Thanks for the tip, perfect

https://youtu.be/iCaDEQw6duA?si=hlzOpd48AqWIMatd