Two Finger Parallel/Hybrid Mode Report Descriptor
The Two Finger Parallel/Hybrid Mode Multi-touch Device sample report descriptor contains two logical collections (one for each finger). Be aware that this descriptor can still support more than two concurrent contacts by using Hybrid mode.
0x05, 0x0d, // USAGE_PAGE (Digitizers)
0x09, 0x04, // USAGE (Touch Screen)
0xa1, 0x01, // COLLECTION (Application)
0x85, 0x01, // REPORT_ID (Touch)
0x09, 0x22, // USAGE (Finger)
0xa1, 0x02, // COLLECTION (Logical)
0x09, 0x42, // USAGE (Tip Switch)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x25, 0x01, // LOGICAL_MAXIMUM (1)
0x75, 0x01, // REPORT_SIZE (1)
0x95, 0x01, // REPORT_COUNT (1)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x95, 0x07, // REPORT_COUNT (7)
0x81, 0x03, // INPUT (Cnst,Ary,Abs)
0x75, 0x08, // REPORT_SIZE (8)
0x09, 0x51, // USAGE (Contact Identifier)
0x95, 0x01, // REPORT_COUNT (1)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x05, 0x01, // USAGE_PAGE (Generic Desk..
0x26, 0xff, 0x0f, // LOGICAL_MAXIMUM (4095)
0x75, 0x10, // REPORT_SIZE (16)
0x55, 0x0e, // UNIT_EXPONENT (-2)
0x65, 0x13, // UNIT(Inch,EngLinear)
0x09, 0x30, // USAGE (X)
0x35, 0x00, // PHYSICAL_MINIMUM (0)
0x46, 0xb5, 0x04, // PHYSICAL_MAXIMUM (1205)
0x95, 0x02, // REPORT_COUNT (2)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x46, 0x8a, 0x03, // PHYSICAL_MAXIMUM (906)
0x09, 0x31, // USAGE (Y)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x05, 0x0d, // USAGE_PAGE (Digitizers)
0x09, 0x48, // USAGE (Width)
0x09, 0x49, // USAGE (Height)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x95, 0x01, // REPORT_COUNT (1)
0x55, 0x0C, // UNIT_EXPONENT (-4)
0x65, 0x12, // UNIT (Radians,SIROtation)
0x35, 0x00, // PHYSICAL_MINIMUM (0)
0x47, 0x6f, 0xf5, 0x00, 0x00, // PHYSICAL_MAXIMUM (62831)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x27, 0x6f, 0xf5, 0x00, 0x00, // LOGICAL_MAXIMUM (62831)
0x09, 0x3f, // USAGE (Azimuth[Orientation])
0x81, 0x02, // INPUT (Data,Var,Abs)
0xc0, // END_COLLECTION
0x09, 0x22, // USAGE (Finger)
0xa1, 0x02, // COLLECTION (Logical)
0x09, 0x42, // USAGE (Tip Switch)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x25, 0x01, // LOGICAL_MAXIMUM (1)
0x75, 0x01, // REPORT_SIZE (1)
0x95, 0x01, // REPORT_COUNT (1)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x95, 0x07, // REPORT_COUNT (7)
0x81, 0x03, // INPUT (Cnst,Ary,Abs)
0x75, 0x08, // REPORT_SIZE (8)
0x09, 0x51, // USAGE (Contact Identifier)
0x95, 0x01, // REPORT_COUNT (1)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x05, 0x01, // USAGE_PAGE (Generic Desk..
0x26, 0xff, 0x0f, // LOGICAL_MAXIMUM (4095)
0x75, 0x10, // REPORT_SIZE (16)
0x55, 0x0e, // UNIT_EXPONENT (-2)
0x65, 0x13, // UNIT(Inch,EngLinear)
0x09, 0x30, // USAGE (X)
0x35, 0x00, // PHYSICAL_MINIMUM (0)
0x46, 0xb5, 0x04, // PHYSICAL_MAXIMUM (1205)
0x95, 0x02, // REPORT_COUNT (2)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x46, 0x8a, 0x03, // PHYSICAL_MAXIMUM (906)
0x09, 0x31, // USAGE (Y)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x05, 0x0d, // USAGE_PAGE (Digitizers)
0x09, 0x48, // USAGE (Width)
0x09, 0x49, // USAGE (Height)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x95, 0x01, // REPORT_COUNT (1)
0x55, 0x0C, // UNIT_EXPONENT (-4)
0x65, 0x12, // UNIT (Radians,SIROtation)
0x35, 0x00, // PHYSICAL_MINIMUM (0)
0x47, 0x6f, 0xf5, 0x00, 0x00, // PHYSICAL_MAXIMUM (62831)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x27, 0x6f, 0xf5, 0x00, 0x00, // LOGICAL_MAXIMUM (62831)
0x09, 0x3f, // USAGE (Azimuth[Orientation])
0x81, 0x02, // INPUT (Data,Var,Abs)
0xc0, // END_COLLECTION
0x05, 0x0d, // USAGE_PAGE (Digitizers)
0x55, 0x0C, // UNIT_EXPONENT (-4)
0x66, 0x01, 0x10, // UNIT (Seconds)
0x47, 0xff, 0xff, 0x00, 0x00, // PHYSICAL_MAXIMUM (65535)
0x27, 0xff, 0xff, 0x00, 0x00, // LOGICAL_MAXIMUM (65535)
0x75, 0x10, // REPORT_SIZE (16)
0x95, 0x01, // REPORT_COUNT (1)
0x09, 0x56, // USAGE (Scan Time)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x09, 0x54, // USAGE (Contact count)
0x25, 0x7f, // LOGICAL_MAXIMUM (127)
0x95, 0x01, // REPORT_COUNT (1)
0x75, 0x08, // REPORT_SIZE (8)
0x81, 0x02, // INPUT (Data,Var,Abs)
0x85, REPORTID_MAX_COUNT, // REPORT_ID (Feature)
0x09, 0x55, // USAGE(Contact Count Maximum)
0x95, 0x01, // REPORT_COUNT (1)
0x25, 0x02, // LOGICAL_MAXIMUM (2)
0xb1, 0x02, // FEATURE (Data,Var,Abs)
0x85, 0x44, // REPORT_ID (Feature)
0x06, 0x00, 0xff, // USAGE_PAGE (Vendor Defined)
0x09, 0xC5, // USAGE (Vendor Usage 0xC5)
0x15, 0x00, // LOGICAL_MINIMUM (0)
0x26, 0xff, 0x00, // LOGICAL_MAXIMUM (0xff)
0x75, 0x08, // REPORT_SIZE (8)
0x96, 0x00, 0x01, // REPORT_COUNT (0x100 (256))
0xb1, 0x02, // FEATURE (Data,Var,Abs)
0xc0, // END_COLLECTION