Enable USB keyboard support

terminal_keyboard_emulator.ino

@@ -2,6 +2,12 @@
 // [Consul 262.4 Converter] https://deskthority.net/viewtopic.php?t=26908
 // [Consul 262.5 manual in CS] http://www.sapi.cz/prislusenstvi/c262-5.php#odkazp4
 
+#define KEYBOARD
+
+#ifdef KEYBOARD
+#include <Keyboard.h>
+#endif
+
 #include <TimerOne.h>
 
 // pinout config
@@ -350,9 +356,11 @@ void processKbdByte(int data) {
   }
   
   #ifdef KEYBOARD
-  Keyboard.press(keyChar);
-  delay(10);
-  Keyboard.release(keyChar);
+  if (!hostOnline) {
+	  Keyboard.press(keyChar);
+	  delay(10);
+	  Keyboard.release(keyChar);
+  }
   #endif
 
   typeKey(keyChar);