Fontload option added to config.h

Added option to upload fonts using a simple define in config.h
Supports basic fonts only for ease of maintenance

MW_OSD/Config.h

@@ -1,5 +1,12 @@
 /*--------------------------       initialisation options      ----------------------------------------------------*/
-//#define EEPROM_CLEAR             // Uncomment to force a wipe and reload of default settings at each OSD start. Same as EEPROM_CLEAR sketch. Recomment/upload once completed. 
+// Ignore this section unless you know you need to use it !!
+// This section contains initialisation options that only require to be run once.
+// Once the initialisation has completed, all sections should be commented and the sketch re-uploaded.
+
+//#define EEPROM_CLEAR             // Uncomment to force a wipe and reload of default settings at each OSD start. Same as EEPROM_CLEAR sketch.  
+//#define LOADFONT_DEFAULT         // Uncomment to force an upload of default font instead of using GUI
+//#define LOADFONT_LARGE           // Uncomment to force an upload of large font instead of using GUI
+
 
 
 /*--------------------------       configurable parameters      ----------------------------------------------------*/

MW_OSD/GlobalVariables.h

@@ -702,6 +702,13 @@ const char message0[] PROGMEM = INTRO_VERSION;
 #else
 const char message0[] PROGMEM = MWVERS;
 #endif
+
+#if defined LOADFONT_DEFAULT || defined LOADFONT_LARGE
+const char messageF0[] PROGMEM = "DO NOT POWER OFF";
+const char messageF1[] PROGMEM = "SCREEN WILL GO BLANK";
+const char messageF2[] PROGMEM = "UPDATE COMPLETE";
+#endif
+
 //const char message1[] PROGMEM = "VIDEO SIGNAL NTSC";
 //const char message2[] PROGMEM = "VIDEO SIGNAL PAL ";
 const char message5[]  PROGMEM = "FW VERSION:";

MW_OSD/MW_OSD.ino

@@ -82,6 +82,11 @@ uint16_t UntouchedStack(void)
 #if defined NAZA
   #include "Naza.h"
 #endif  
+#if defined LOADFONT_LARGE
+  #include "fontL.h"
+#elif defined LOADFONT_DEFAULT 
+  #include "fontD.h"
+#endif
 
 char screen[480];      // Main screen ram for MAX7456
 char screenBuffer[20]; 
@@ -91,6 +96,15 @@ uint8_t sensorpinarray[]={VOLTAGEPIN,VIDVOLTAGEPIN,AMPERAGEPIN,TEMPPIN,RSSIPIN};
 unsigned long previous_millis_low=0;
 unsigned long previous_millis_high =0;
 
+#if defined LOADFONT_DEFAULT || defined LOADFONT_LARGE
+uint8_t fontStatus=0;
+//uint16_t MAX_screen_size;
+boolean ledstatus=HIGH;
+//uint8_t fontData[54];
+//uint8_t Settings[1];
+#endif
+
+
 
 //------------------------------------------------------------------------
 void setup()
@@ -143,7 +157,33 @@ void setup()
 
 }
 
-
+//------------------------------------------------------------------------
+#if defined LOADFONT_DEFAULT || defined LOADFONT_LARGE
+void loop()
+{
+  switch(fontStatus) {
+    case 0:
+      MAX7456_WriteString_P(messageF0, 32);
+      MAX7456_DrawScreen();
+      delay(3000);
+      displayFont();  
+      MAX7456_WriteString_P(messageF1, 32);
+      MAX7456_DrawScreen();
+      fontStatus++;
+      delay(3000);      
+      break;
+    case 1:
+      updateFont();
+      MAX7456Setup(); 
+      MAX7456_WriteString_P(messageF2, 32);
+      displayFont();  
+      MAX7456_DrawScreen();
+      fontStatus++;
+      break;
+  }
+  digitalWrite(LEDPIN,LOW);
+}
+#else
 
 //------------------------------------------------------------------------
 void loop()
@@ -463,7 +503,7 @@ void loop()
 //  setMspRequests();
   serialMSPreceive(1);
 }  // End of main loop
-
+#endif //main loop
 
 
 //------------------------------------------------------------------------

MW_OSD/Max7456.ino

@@ -371,4 +371,32 @@ void MAX7456Stalldetect(void){
   digitalWrite(MAX7456SELECT,HIGH);
   if ((B00001000 & srdata) == 0)
     MAX7456Setup(); 
-}
+}
+
+#if defined LOADFONT_DEFAULT || defined LOADFONT_LARGE
+void displayFont()
+{
+  for(uint8_t x = 0; x < 255; x++) {
+    screen[90+x] = x;
+  }
+}
+
+void updateFont()
+{ 
+  for(uint8_t x = 0; x < 255; x++){
+    for(uint8_t i = 0; i < 54; i++){
+      fontData[i] = (uint8_t)pgm_read_byte(fontdata+(64*x)+i);
+    }
+    write_NVM(x);
+    ledstatus=!ledstatus;
+    if (ledstatus==true){
+      digitalWrite(LEDPIN,HIGH);
+    }
+    else{
+      digitalWrite(LEDPIN,LOW);
+    }
+    delay(20); // Shouldn't be needed due to status reg wait.
+  }
+}
+#endif
+