Rough pass expanding print

source/Core/Drivers/OLED.cpp

@@ -236,8 +236,17 @@ void OLED::setRotation(bool leftHanded) {
 
 // print a string to the current cursor location
 void OLED::print(const char *str) {
+  uint16_t cache = 0;
   while (str[0]) {
+    if (str[0] >= 0xF0) {
+      cache = static_cast<uint16_t>(str[0] & 0x0F) << 8;
+    } else if (cache != 0) {
+      cache |= str[0];
+      drawChar(cache);
+      cache = 0;
+    } else {
       drawChar(str[0]);
+    }
     str++;
   }
 }

source/build.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+set -x
 
 TRANSLATION_DIR="../Translations"
 TRANSLATION_SCRIPT="make_translation.py"