diff --git a/src/load/load.c b/src/load/load.c
index 1d4be76..79e1e7a 100644
--- a/src/load/load.c
+++ b/src/load/load.c
@@ -30,7 +30,7 @@ static bool porta_disabled[8] = {0};
 static bool portb_disabled[8] = {0};
 
 
-static bool valid_load(uint16_t val)
+bool valid_load(uint16_t val)
 {
     if(val > LOWTHRESH && val < HIGHTHRESH) {
         return true;
diff --git a/src/load/load.h b/src/load/load.h
index 57dc6cd..e74a75f 100644
--- a/src/load/load.h
+++ b/src/load/load.h
@@ -10,6 +10,7 @@
 #ifndef LOAD_H
 #define	LOAD_H
 
+#include <stdbool.h>
 #include <stdint.h>
 
 /**
@@ -24,11 +25,27 @@
  */
 #define HIGHTHRESH 1000
 
+/**
+ * @brief Checks if the adc pin is inbetween LOWTHRESH and HIGHTHRESH and then
+ * sets or disables the output pin on PORTA.
+ * @param adc_pin the pin number that the load value is read from.
+ * @param out_pin The pin that is set high if the adc_pin input is valid.
+ */
 void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin);
+
+/**
+ * @brief Checks if the adc pin is inbetween LOWTHRESH and HIGHTHRESH and then
+ * sets or disables the output pin on PORTB.
+ * @param adc_pin the pin number that the load value is read from.
+ * @param out_pin The pin that is set high if the adc_pin input is valid.
+ */
 void Load_HandleLoadPortB(uint8_t adc_pin, uint8_t out_pin);
 
-void Load_HandlePinLoads(void);
-
+/**
+ * @brief A helper function that handles the valid value range.
+ * @return
+ */
+bool valid_load(uint16_t val);
 
 #endif	/* LOAD_H */