00001 #include "battery_voltage.h" 00002 00003 static short system_battery_pin, micro_battery_pin; 00004 //include documentation for the voltage divider circuit used 00005 00006 void initializeBatteryVoltage(int sys_bat_pin, int micro_bat_pin) { 00007 system_battery_pin = sys_bat_pin; 00008 micro_battery_pin = micro_bat_pin; 00009 } 00010 00011 //should be between 9 and 20 volts 00012 int getSystemBattery() { 00013 return AD(system_battery_pin); 00014 } 00015 00016 //should be about 7.2 volts 00017 int getMicroBattery() { 00018 return AD(micro_battery_pin); 00019 } 00020