enabled dimming over ADC input

Application/Tasks/LightState.c

@@ -1,7 +1,7 @@
 #include "cmsis_os2.h"
 #include "LightState.h"
 #include "BSP_GPIO.h"
-#include "BSP_INA.h"
+#include "BSP_ADC.h"
 #include "LightTask.h"
 #include "ulog.h"
 
@@ -31,16 +31,63 @@ static bool isK15On()
 
 
 // Define the threshold voltage for engine running
-#define ENGINE_RUNNING_THRESHOLD 13500 // 13.5V = 13500mV
+#define ENGINE_RUNNING_THRESHOLD 13.3 // 13.5V
 
-// Check if the engine is running by checking the voltage of the battery, if above the threshold, the engine is running
-static bool isEngineRunning()
+// Define thresholds with hysteresis
+#define ENGINE_RUNNING_THRESHOLD_HIGH (ENGINE_RUNNING_THRESHOLD + 0.125)
+#define ENGINE_RUNNING_THRESHOLD_LOW (ENGINE_RUNNING_THRESHOLD - 0.125)
+
+// Global variable to store the current engine state
+static bool engineRunning = false;
+
+// Function to initialize the engine state based on the initial voltage
+static void initializeEngineState()
 {
-    return BSP_INA_Voltage() > ENGINE_RUNNING_THRESHOLD;
+    float initialVoltage = BSP_ADC_ReadBusValue();
+    if (initialVoltage > ENGINE_RUNNING_THRESHOLD)
+    {
+        engineRunning = true;
+    }
+    else
+    {
+        engineRunning = false;
+    }
 }
 
+// Ensure the engine state is initialized once
+static bool isEngineInitialized = false;
+
+static bool isEngineRunning()
+{
+    if (!isEngineInitialized)
+    {
+        initializeEngineState();
+        isEngineInitialized = true;
+    }
+
+    float voltage = BSP_ADC_ReadBusValue();
+
+    if (engineRunning)
+    {
+        // If engine is currently running, use the lower threshold to turn it off
+        if (voltage < ENGINE_RUNNING_THRESHOLD_LOW)
+        {
+            engineRunning = false;
+        }
+    }
+    else
+    {
+        // If engine is currently off, use the higher threshold to turn it on
+        if (voltage > ENGINE_RUNNING_THRESHOLD_HIGH)
+        {
+            engineRunning = true;
+        }
 
 
+
+    }
+    return engineRunning;
+}
 // check if the headlight is on and the engine is running to switch the light state
 // we can check the headlight using the GPIO functions
 static bool isHeadlightOn()
@@ -84,6 +131,6 @@ void LightStateTask(void *argument)
         }
 
         // Delay the task for a certain amount of time (in milliseconds)
-        osDelay(500);
+        osDelay(50);
     }
 }