For pulsed buttons, implement per-button 'timers' that independently end the pulse instead of having a 250ms delay between every single update...

Joystick.h

@@ -58,13 +58,11 @@ class Joystick {
     void ReleaseAllButtons();
     void Write();
 
-    void _ReleasePulsedButtons();
     void _UpdateAxis(uint8_t index);
 
     Button* _buttons[JOYSTICK_NUM_BUTTONS];
     uint8_t _num_buttons;
     uint8_t _virtual_buttons; // a single user-defined button can have multiple virtual buttons.
-    bool _have_pulsed_button;
 
     uint8_t _axes[JOYSTICK_NUM_AXES];
     uint8_t _num_axes;