Updated the load module to one-shot the disable of pins baesd on load.

src/load/load.c

@@ -22,6 +22,18 @@
     #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) {
+        return true;
+    }
+    return false;
+}
 
 
 void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin)
@@ -32,12 +44,13 @@ void Load_HandleLoadPortA(uint8_t adc_pin, uint8_t out_pin)
     uint16_t val = ADC_ReadValue(adc_pin);
     
     ADC_Disable();
-    if(val > 527 && val < 1000){
+    if(valid_load(val) && !porta_disabled[adc_pin]){
         RegEdit_SetBit((void *) &PORTA.DIR, out_pin);
         RegEdit_SetBit((void *) &PORTA.OUT, out_pin);
     }
     else{
         RegEdit_ClearBit((void *) &PORTA.OUT, out_pin);
+        porta_disabled[adc_pin] = true;
     }
 }
 
@@ -49,11 +62,12 @@ void Load_HandleLoadPortB(uint8_t adc_pin, uint8_t out_pin)
     uint16_t val = ADC_ReadValue(adc_pin);
         
     ADC_Disable();
-    if(val > 527 && val < 1000){
+    if(valid_load(val) && !portb_disabled[adc_pin]){
         RegEdit_SetBit((void *) &PORTB.DIR, out_pin);
         RegEdit_SetBit((void *) &PORTB.OUT, out_pin);
     }
     else{
         RegEdit_ClearBit((void *) &PORTB.OUT, out_pin);
+        portb_disabled[adc_pin] = true;
     }
 }

tests/load/test_load.cpp

@@ -47,10 +47,15 @@ TEST(test_load, PortAHandlerSuccess)
     mock().expectOneCall("ADC_Enable");
     mock().expectOneCall("ADC_ReadValue_Impl")
         .withUnsignedIntParameter("pin_num", 4);
+
     mock().expectOneCall("ADC_Disable");
+
     mock().expectOneCall("RegEdit_ClearBit")
         .withPointerParameter("reg", (void *) &PORTA.OUT)
         .withUnsignedIntParameter("bit_num", 7);
     
     Load_HandleLoadPortA(4, 7);
 }
+
+
+//Need to setup a one-shot or way for it to only enable once.