Cleanup

battery.ino

@@ -1,7 +1,9 @@
 void battery_init()
 {
+  // Run once to get start info
   task_battery_run();
 
+  // Log if battery is exceptional in any way
   if(battery_voltage_value < 12)
   {
     Serial.println("ERR: Battery low");
@@ -11,12 +13,18 @@ void battery_init()
     Serial.println("ERR: Battery high");
   }
   else
+  {
     Serial.println("INF: Battery ok");
+  }
 }
 
 void task_battery_run()
 {
+  // Min/Max we care about are 7 and 16. Anything that low or high is bad so outside of that
+  // doesn't need any special consideration
   battery_voltage_value = map(analogRead(pin_batt), battery_cal_7v, battery_cal_16v, 7, 16);
+
+  // Nudge it along so we have an index starting at 0 for tables etc
   battery_voltage_index = constrain(battery_voltage_value,7,16) - 7;
 }