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110 <strong>HID</strong> <strong>Sensor</strong> <strong>Usage</strong>s<br />
};<br />
<strong>HID</strong>_UNIT_EXPONENT(0x0E), // scale default unit to provide 2 digits past the decimal point<br />
<strong>HID</strong>_INPUT(Const_Var_Abs),<br />
<strong>HID</strong>_END_COLLECTION<br />
4.3.5 Electrical: Power<br />
// Complete <strong>HID</strong> report descriptor<br />
const unsigned char watt_report_descriptor[] = {<br />
<strong>HID</strong>_USAGE_PAGE_SENSOR,<br />
<strong>HID</strong>_USAGE_SENSOR_TYPE_ELECTRICAL_POWER,<br />
<strong>HID</strong>_COLLECTION(Physical),<br />
//feature reports (xmit/receive)<br />
<strong>HID</strong>_USAGE_PAGE_SENSOR,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE,<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_8(5),<br />
<strong>HID</strong>_REPORT_SIZE(8),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_COLLECTION(Logical),<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE_NO_EVENTS,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE_ALL_EVENTS,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE_THRESHOLD_EVENTS,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE_NO_EVENTS_WAKE,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE_ALL_EVENTS_WAKE,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORTING_STATE_THRESHOLD_EVENTS_WAKE,<br />
<strong>HID</strong>_FEATURE(Data_Arr_Abs),<br />
<strong>HID</strong>_END_COLLECTION,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_SENSOR_STATUS,<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_32(0xFF,0xFF,0xFF,0xFF),<br />
<strong>HID</strong>_REPORT_SIZE(32),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_FEATURE(Data_Var_Abs), // up to VT_UI4 worth of status info<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_REPORT_INTERVAL,<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_32(0xFF,0xFF,0xFF,0xFF),<br />
<strong>HID</strong>_REPORT_SIZE(32),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
// <strong>HID</strong>_USAGE_SENSOR_UNITS_MILLISECOND,<br />
<strong>HID</strong>_UNIT_EXPONENT(0),<br />
<strong>HID</strong>_FEATURE(Data_Var_Abs),<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_SENSOR_CONNECTION_TYPE, // NAry<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_8(2),<br />
<strong>HID</strong>_REPORT_SIZE(8),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_COLLECTION(Logical),<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_CONNECTION_TYPE_PC_INTEGRATED,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_CONNECTION_TYPE_PC_ATTACHED,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_CONNECTION_TYPE_PC_EXTERNAL,<br />
<strong>HID</strong>_FEATURE(Const_Arr_Abs),<br />
<strong>HID</strong>_END_COLLECTION,<br />
<strong>HID</strong>_USAGE_SENSOR_PROPERTY_CHANGE_SENSITIVITY_ABS,<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_16(0xFF,0xFF),<br />
<strong>HID</strong>_REPORT_SIZE(16),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_USAGE_SENSOR_UNITS_WATT,<br />
<strong>HID</strong>_UNIT_EXPONENT(0x0E), // scale default unit to provide 2 digits past the decimal point<br />
<strong>HID</strong>_FEATURE(Data_Var_Abs),<br />
<strong>HID</strong>_USAGE_SENSOR_DATA(<strong>HID</strong>_USAGE_SENSOR_DATA_ELECTRICAL_POWER,<strong>HID</strong>_USAGE_SENSOR_DATA_MOD_MAX),<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_16(0xFF,0xFF),<br />
<strong>HID</strong>_REPORT_SIZE(16),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_USAGE_SENSOR_UNITS_WATT,<br />
<strong>HID</strong>_UNIT_EXPONENT(0x0E), // scale default unit to provide 2 digits past the decimal point<br />
<strong>HID</strong>_FEATURE(Data_Var_Abs),<br />
<strong>HID</strong>_USAGE_SENSOR_DATA(<strong>HID</strong>_USAGE_SENSOR_DATA_ELECTRICAL_POWER,<strong>HID</strong>_USAGE_SENSOR_DATA_MOD_MIN),<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_16(0xFF,0xFF),<br />
<strong>HID</strong>_REPORT_SIZE(16),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_USAGE_SENSOR_UNITS_WATT,<br />
<strong>HID</strong>_UNIT_EXPONENT(0x0E), // scale default unit to provide 2 digits past the decimal point<br />
<strong>HID</strong>_FEATURE(Data_Var_Abs),<br />
//input reports (transmit)<br />
<strong>HID</strong>_USAGE_PAGE_SENSOR,<br />
<strong>HID</strong>_USAGE_SENSOR_STATE,<br />
<strong>HID</strong>_LOGICAL_MIN_8(0),<br />
<strong>HID</strong>_LOGICAL_MAX_8(6),<br />
<strong>HID</strong>_REPORT_SIZE(8),<br />
<strong>HID</strong>_REPORT_COUNT(1),<br />
<strong>HID</strong>_COLLECTION(Logical),<br />
<strong>HID</strong>_USAGE_SENSOR_STATE_UNKNOWN,<br />
<strong>HID</strong>_USAGE_SENSOR_STATE_READY,<br />
<strong>HID</strong>_USAGE_SENSOR_STATE_NOT_AVAILABLE,<br />
<strong>HID</strong>_USAGE_SENSOR_STATE_NO_DATA,<br />
<strong>HID</strong>_USAGE_SENSOR_STATE_INITIALIZING,
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