tml:timeTag 

describes what time tag is used for the cluster.  Useful when parent systems normalize clocks from child components.  This element also describes how accurately the sysClk value is applied to the cluster start instant.  This is different from the accuracy of the system clock.

Element Information

Model

tml:sysClkUidRef{0,1} , tml:accuracy{0,1}
Children: tml:accuracy, tml:sysClkUidRef

Source 

<xs:element name="timeTag" minOccurs="0">
  <xs:annotation>
    <xs:documentation>describes what time tag is used for the cluster. Useful when parent systems normalize clocks from child components. This element also describes how accurately the sysClk value is applied to the cluster start instant. This is different from the accuracy of the system clock.</xs:documentation>
  </xs:annotation>
  <xs:complexType>
    <xs:sequence>
      <xs:element name="sysClkUidRef" type="tml:BindType" minOccurs="0">
        <xs:annotation>
          <xs:documentation>if clk is used in the start tag and multiple clocks are used in a system. Default is the first parent system clock</xs:documentation>
        </xs:annotation>
      </xs:element>
      <xs:element ref="tml:accuracy" minOccurs="0"/>
    </xs:sequence>
  </xs:complexType>
</xs:element>

Sample