AN249 Silicon_Laboratories, AN249 Datasheet - Page 29

• Manufacturer Part Number: AN249
• Description: Human Interface Device Tutorial
• Manufacturer: Silicon_Laboratories

{
};
This item tells the host that the controls, in this case mouse data, contained within this Report Descriptor are
relevant to the desktop. Mouse, Keyboard, and Joystick controls would all be found on the Generic Desktop usage
page.
This item tells the host that the following Collection contains data pertaining to a Mouse.
This item begins the top-level collection of data that can be used by the host application, which is in this case the
system software.
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x02, // Usage (Mouse)
0xA1, 0x01, // Collection (Application)
0x09, 0x01, // Usage (Pointer)
0xA1, 0x00, // Collection (Physical)
0x05, 0x09, // Usage Page (Buttons)
0x19, 0x01, // Usage Minimum (01)
0x29, 0x01, // Usage Maximum (01)
0x15, 0x00, // Logical Minimum (0)
0x25, 0x01, // Logical Maximum (1)
0x95, 0x01, // Report Count (1)
0x75, 0x01, // Report Size (1)
0x81, 0x02, // Input (Data, Variable, Absolute)
0x95, 0x01, // Report Count (1)
0x75, 0x07, // Report Size (7)
0x81, 0x01, // Input (Constant) for padding
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x30, // Usage (X)
0x09, 0x31, // Usage (Y)
0x15, 0x81, // Logical Minimum (-127)
0x25, 0x7F, // Logical Maximum (127)
0x75, 0x08, // Report Size (8)
0x95, 0x02, // Report Count (2)
0x81, 0x06, // Input (Data, Variable, Relative)
0xC0,
0xC0
0x05, 0x01, // Usage Page (Generic Desktop)
0x09, 0x02, // Usage (Mouse)
0xA1, 0x01, // Collection (Application)
0x09, 0x01, // Usage (Pointer)
// End Collection (Physical)
// End Collection (Application)
Rev. 0.2
AN249
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