Changed the `load.h` and `load.c` files for better documentation and differnt threshold values.

src/load/load.c

@@ -22,21 +22,23 @@
     #include "MockRegEdit.h"
 #endif
 
+
+
 //These two arrays allow us to track the A and B ports to know when
 //one has been disabled before.
 static bool porta_disabled[8] = {0};
 static bool portb_disabled[8] = {0};
 
+
 static bool valid_load(uint16_t val)
 {
-    if(val > 527 && val < 1000) {
+    if(val > LOWTHRESH && val < HIGHTHRESH) {
         return true;
     }
     return false;
 }
 
-
+static uint16_t sample_adc(uint8_t adc_pin)
-void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin)
 {
     ADC_Init(adc_pin);
     ADC_Enable();
@@ -44,6 +46,13 @@ void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin)
     uint16_t val = ADC_ReadValue(adc_pin);
     
     ADC_Disable();
+    return val;
+}
+
+void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin)
+{
+    uint16_t val = sample_adc(adc_pin);    
+
     if(valid_load(val) && !porta_disabled[adc_pin]){
         RegEdit_SetBit((void *) &PORTA.DIR, out_pin);
         RegEdit_SetBit((void *) &PORTA.OUT, out_pin);
@@ -56,12 +65,8 @@ void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin)
 
 void Load_HandleLoadPortB(uint8_t adc_pin, uint8_t out_pin)
 {
-    ADC_Init(adc_pin);
+    uint16_t val = sample_adc(adc_pin);    
-    ADC_Enable();
-    ADC_SetPin(adc_pin);
-    uint16_t val = ADC_ReadValue(adc_pin);
 
-    ADC_Disable();
     if(valid_load(val) && !portb_disabled[adc_pin]){
         RegEdit_SetBit((void *) &PORTB.DIR, out_pin);
         RegEdit_SetBit((void *) &PORTB.OUT, out_pin);
@@ -71,3 +76,11 @@ void Load_HandleLoadPortB(uint8_t adc_pin, uint8_t out_pin)
         portb_disabled[adc_pin] = true;
     }
 }
+
+void Load_SoftResetDisabledLoads()
+{
+    for(int i = 0; i < 8; i++){
+        porta_disabled[i] = false;
+        portb_disabled[i] = false;
+    }
+}

src/load/load.h

@@ -10,23 +10,45 @@
 #ifndef LOAD_H
 #define	LOAD_H
 
+#include <stdint.h>
+
 /**
  * @brief Low Threshold
- *
+ * Anything below or equal to the value will cause the pin to lock into the disabled 
+ * state.
  */
-#define LOWTHRESH 527
+#define LOWTHRESH 517 
 
 /**
  * @brief High Threshold
- *
+ * Anything equal or above the value will cause the pin to lock into the disabled
+ * state.
  */
-#define HIGHTHRESH 1000
+#define HIGHTHRESH 830 
 
+
+/**
+ * @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 Resets the disabled array state.
+ */
+void Load_SoftResetDisabledLoads(void);
 
 #endif	/* LOAD_H */