measuring voltage across potentiometer

Anonymous · ‎Mar 21, 2018

hello I am trying to meassure voltage across potentiometer how ever i get the wrong voltage (and get even negetiv Voltage ) that displayes on the LCD , here is the code and top design :

any ideas why am i getting the wrong voltage ?

EvPa_264126 · ‎Apr 12, 2018

Find on the forum about sprintf and heap size for it

#include <stdlib.h>

float result;

char string[16];

..........

sprintf(string, "%f\r\n", result);

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measuring voltage across potentiometer

measuring voltage across potentiometer

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