00001 00002 #ifndef UNIT_CONVERSION_H 00003 #define UNIT_CONVERSION_H 00004 00005 #include <math.h> 00006 00007 float getBatteryVoltage(int ad_reading); 00008 float getInfraredRangefinderCM(int ad_reading); 00009 float getSonarRangefinderCM(int pulsin_reading); 00010 00011 #endif