Merge pull request #2012 from leptun/MK3_LCD_improvements

LCD fix status screen lcd_putchar

Firmware/lcd.cpp

@@ -189,10 +189,9 @@ static void lcd_begin(uint8_t clear)
 	#endif
 }
 
-static int lcd_putchar(char c, FILE *)
+static void lcd_putchar(char c, FILE *)
 {
 	lcd_write(c);
-  	return c;
 }
 
 void lcd_init(void)

Firmware/lcd.h

@@ -11,6 +11,7 @@
 extern FILE _lcdout;
 
 #define lcdout (&_lcdout)
+extern void lcd_putchar(char c, FILE *stream);
 
 extern void lcd_init(void);