Arduino: 1.8.5 (Windows 7), Плата:"Arduino Leonardo"

C:\Users\host\Downloads\sketch_may19a\sketch_may19a.ino: In function 'void setup()':

C:\Users\host\Downloads\sketch_may19a\sketch_may19a.ino:26:21: warning: invalid conversion from 'const char*' to 'uint8_t {aka unsigned char}' [-fpermissive]

   Keyboard.press("r");

                     ^

In file included from C:\Users\host\Downloads\sketch_may19a\sketch_may19a.ino:6:0:

C:\Program Files (x86)\Arduino\libraries\Keyboard\src/Keyboard.h:92:10: note: initializing argument 1 of 'size_t Keyboard_::press(uint8_t)'

   size_t press(uint8_t k);

          ^

sketch_may19a:38: error: 'KEY_ENTER' was not declared in this scope

   typeKey(KEY_ENTER);

           ^

exit status 1
'KEY_ENTER' was not declared in this scope