<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="synchronicity-control"/>
  <meta>
    <lastUpdated value="2026-04-01T17:59:15.240+00:00"/>
  </meta>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p class="res-header-id">
        <b>Generated Narrative: CodeSystem synchronicity-control</b>
      </p>
      <a name="synchronicity-control"> </a>
      <a name="hcsynchronicity-control"> </a>
      <p>This case-sensitive code system 
        <code>http://hl7.org/fhir/synchronicity-control</code> defines the following codes:
      </p>
      <table class="codes">
        <tr>
          <td style="white-space:nowrap">
            <b>Code</b>
          </td>
          <td>
            <b>Display</b>
          </td>
          <td>
            <b>Definition</b>
          </td>
        </tr>
        <tr>
          <td style="white-space:nowrap">synchronous
            <a name="synchronicity-control-synchronous"> </a>
          </td>
          <td>Synchronous</td>
          <td>This operation is invoked synchronously</td>
        </tr>
        <tr>
          <td style="white-space:nowrap">asynchronous
            <a name="synchronicity-control-asynchronous"> </a>
          </td>
          <td>Asynchronous</td>
          <td>This operation is invoked asynchronously.</td>
        </tr>
        <tr>
          <td style="white-space:nowrap">either
            <a name="synchronicity-control-either"> </a>
          </td>
          <td>System</td>
          <td>This operation can be invoked either synchronously or asynchronously.</td>
        </tr>
      </table>
    </div>
  </text>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="normative"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="5"/>
  </extension>
  <url value="http://hl7.org/fhir/synchronicity-control"/>
  <version value="6.0.0-ballot4"/>
  <name value="OperationSynchronicityControl"/>
  <title value="Operation Synchronicity Control"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2021-01-05T10:01:24+11:00"/>
  <publisher value="HL7 (FHIR Project)"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org/fhir"/>
    </telecom>
    <telecom>
      <system value="email"/>
      <value value="fhir@lists.hl7.org"/>
    </telecom>
  </contact>
  <description value="Indicates that an operation must always be handled as synchronous or asynchronous, or that the server must provide both, and clients can choose"/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
      <display value="World"/>
    </coding>
  </jurisdiction>
  <caseSensitive value="true"/>
  <valueSet value="http://hl7.org/fhir/ValueSet/synchronicity-control"/>
  <content value="complete"/>
  <concept>
    <code value="synchronous"/>
    <display value="Synchronous"/>
    <definition value="This operation is invoked synchronously"/>
  </concept>
  <concept>
    <code value="asynchronous"/>
    <display value="Asynchronous"/>
    <definition value="This operation is invoked asynchronously."/>
  </concept>
  <concept>
    <code value="either"/>
    <display value="System"/>
    <definition value="This operation can be invoked either synchronously or asynchronously."/>
  </concept>
</CodeSystem>