usbh_hid_mouse_getdata

#include <rl_usb.h>

BOOL usbh_hid_mouse_getdata (
  U8  ctrl,
  U8  dev_idx,
  U8* btn,
  S8* x,
  S8* y,
  S8* wheel
);

The function usbh_hid_mouse_getdata retrieves the mouse data sent by an USB mouse. The argument ctrl is the index of USB Host Controller. The argument dev_idx is the index of device instance. The argument btn is a pointer to a data indicating the mouse buttons pressed. The arguments x and y are pointers to a data indicating relative location change of the mouse pointer. The argument wheel is a pointer to the mouse wheel data indicating the mouse wheel change.

Implementing this function in user code overrides library function that handles boot protocol device mouse input.

The usbh_hid_mouse_getdata function is part of the RL-USB Host Class Driver software layer.

• __TRUE = mouse was used
• __FALSE (0) = mouse reported no event (was not used)

usbh_hid_data_in, usbh_hid_data_in_callback, usbh_hid_data_out, usbh_hid_get_last_error, usbh_hid_kbd_getkey, usbh_hid_parse_report_desc, usbh_hid_status

#include <rl_usb.h>

void getmouse (void)  {

  ..
  if (usbh_hid_mouse_getdata (0, 0, &btn, &x, &y, &wheel)) { // If mouse moved
    ..
  }
)