Progress on the menu

- Debounced the interlocks
- Created a specified screen for pre-compliance tests

ADCs must be averaged
menu handling of screens is not OK
destructing tasks is not OK

git-svn-id: https://svn.vbchaos.nl/svn/hsb/trunk@257 05563f52-14a8-4384-a975-3d1654cca0fa

S - Software/0 - HSB MRTS Kathode-MCP/3 - Implementation/0 - Code/hsb-mrts/src/Display.c

@@ -124,8 +124,10 @@ void Display_destruct(struct Display* self)
 
 ErrorStatus Display_clearScreen(struct Display* self)
 {
+   ErrorStatus returnValue = SUCCESS;
+   returnValue = DisplayDevice_clear(self->displayDevice);
    Display_clearShadow(self);
-   return DisplayDevice_clear(self->displayDevice);
+   return returnValue;
 }
 
 
@@ -284,9 +286,13 @@ inline static void Display_clearShadow(struct Display* self)
    {
       for (colCounter = 0; colCounter < self->displayDevice->parameters.numberOfColumns; colCounter++)
       {
-         buffer[colCounter] = 0x20;
+         // All characters of the display shadow are set to BLANK, but the isUpdated flag is kept at FALSE
+         // this is, because the display itself has already received a command to clear its content. So
+         // blanking the shadow without setting isUpdated to TRUE is only an action to update the
+         // shadow to the actual situation on the screen
+         self->displayShadow[rowCounter][colCounter].character = 0x20;
+         self->displayShadow[rowCounter][colCounter].isUpdated = false;
       }
-      Display_write(self, buffer, self->displayDevice->parameters.numberOfColumns, rowCounter + 1, 1);
    }
 }
 
@@ -395,10 +401,7 @@ static void DisplayTask(void* parameters)
             self->refreshFeedCounter = 0;
             Display_characterUpdateAll(self);
          }
-
-//         vTaskDelay(10);
       }
-
       vTaskDelay(10);
    }