ARM-software
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CMSIS_5
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   &#160;<span id="projectnumber">Version 2.8.0</span>
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   <div id="projectbrief">Peripheral Interface for Middleware and Application Code</div>
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<div class="header">
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<a href="#define-members">Macros</a>  </div>
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<div class="title">I2C Events<div class="ingroups"><a class="el" href="group__i2c__interface__gr.html">I2C Interface</a></div></div>  </div>
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<p>The I2C driver generates call back events that are notified via the function <a class="el" href="group__i2c__interface__gr.html#gad4f93d2895794b416dc8d8e9de91c05e">ARM_I2C_SignalEvent</a>.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:ga5992dc0f6e839c4d066cfa83d535f30d"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#ga5992dc0f6e839c4d066cfa83d535f30d">ARM_I2C_EVENT_TRANSFER_DONE</a>&#160;&#160;&#160;(1UL &lt;&lt; 0)</td></tr>
<tr class="memdesc:ga5992dc0f6e839c4d066cfa83d535f30d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Master/Slave Transmit/Receive finished.  <a href="#ga5992dc0f6e839c4d066cfa83d535f30d">More...</a><br/></td></tr>
<tr class="separator:ga5992dc0f6e839c4d066cfa83d535f30d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gafac3989c7b57727e1bed4ee9f2496ac9"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#gafac3989c7b57727e1bed4ee9f2496ac9">ARM_I2C_EVENT_TRANSFER_INCOMPLETE</a>&#160;&#160;&#160;(1UL &lt;&lt; 1)</td></tr>
<tr class="memdesc:gafac3989c7b57727e1bed4ee9f2496ac9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Master/Slave Transmit/Receive incomplete transfer.  <a href="#gafac3989c7b57727e1bed4ee9f2496ac9">More...</a><br/></td></tr>
<tr class="separator:gafac3989c7b57727e1bed4ee9f2496ac9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gacfbbec9af083d35e8ea87ad16e9c6ec2"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#gacfbbec9af083d35e8ea87ad16e9c6ec2">ARM_I2C_EVENT_SLAVE_TRANSMIT</a>&#160;&#160;&#160;(1UL &lt;&lt; 2)</td></tr>
<tr class="memdesc:gacfbbec9af083d35e8ea87ad16e9c6ec2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Addressed as Slave Transmitter but transmit operation is not set.  <a href="#gacfbbec9af083d35e8ea87ad16e9c6ec2">More...</a><br/></td></tr>
<tr class="separator:gacfbbec9af083d35e8ea87ad16e9c6ec2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gabd875b57ce39dadd849c53b885ad6661"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#gabd875b57ce39dadd849c53b885ad6661">ARM_I2C_EVENT_SLAVE_RECEIVE</a>&#160;&#160;&#160;(1UL &lt;&lt; 3)</td></tr>
<tr class="memdesc:gabd875b57ce39dadd849c53b885ad6661"><td class="mdescLeft">&#160;</td><td class="mdescRight">Addressed as Slave Receiver but receive operation is not set.  <a href="#gabd875b57ce39dadd849c53b885ad6661">More...</a><br/></td></tr>
<tr class="separator:gabd875b57ce39dadd849c53b885ad6661"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga98b815769634d9578526b43589caa017"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#ga98b815769634d9578526b43589caa017">ARM_I2C_EVENT_ADDRESS_NACK</a>&#160;&#160;&#160;(1UL &lt;&lt; 4)</td></tr>
<tr class="memdesc:ga98b815769634d9578526b43589caa017"><td class="mdescLeft">&#160;</td><td class="mdescRight">Address not acknowledged from Slave.  <a href="#ga98b815769634d9578526b43589caa017">More...</a><br/></td></tr>
<tr class="separator:ga98b815769634d9578526b43589caa017"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3ab54410b6410ed3a58762ff0c0d68b9"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#ga3ab54410b6410ed3a58762ff0c0d68b9">ARM_I2C_EVENT_GENERAL_CALL</a>&#160;&#160;&#160;(1UL &lt;&lt; 5)</td></tr>
<tr class="memdesc:ga3ab54410b6410ed3a58762ff0c0d68b9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Slave addressed with general call address.  <a href="#ga3ab54410b6410ed3a58762ff0c0d68b9">More...</a><br/></td></tr>
<tr class="separator:ga3ab54410b6410ed3a58762ff0c0d68b9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gac9000f44a578e2117d64dbc2093cec6d"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#gac9000f44a578e2117d64dbc2093cec6d">ARM_I2C_EVENT_ARBITRATION_LOST</a>&#160;&#160;&#160;(1UL &lt;&lt; 6)</td></tr>
<tr class="memdesc:gac9000f44a578e2117d64dbc2093cec6d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Master lost arbitration.  <a href="#gac9000f44a578e2117d64dbc2093cec6d">More...</a><br/></td></tr>
<tr class="separator:gac9000f44a578e2117d64dbc2093cec6d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaeef542840355131c18b53fd9ed1904a8"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#gaeef542840355131c18b53fd9ed1904a8">ARM_I2C_EVENT_BUS_ERROR</a>&#160;&#160;&#160;(1UL &lt;&lt; 7)</td></tr>
<tr class="memdesc:gaeef542840355131c18b53fd9ed1904a8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bus error detected (START/STOP at illegal position)  <a href="#gaeef542840355131c18b53fd9ed1904a8">More...</a><br/></td></tr>
<tr class="separator:gaeef542840355131c18b53fd9ed1904a8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga81ca21fad73dac1ffaff58921f848ea9"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__I2C__events.html#ga81ca21fad73dac1ffaff58921f848ea9">ARM_I2C_EVENT_BUS_CLEAR</a>&#160;&#160;&#160;(1UL &lt;&lt; 8)</td></tr>
<tr class="memdesc:ga81ca21fad73dac1ffaff58921f848ea9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Bus clear finished.  <a href="#ga81ca21fad73dac1ffaff58921f848ea9">More...</a><br/></td></tr>
<tr class="separator:ga81ca21fad73dac1ffaff58921f848ea9"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>The I2C driver generates call back events that are notified via the function <a class="el" href="group__i2c__interface__gr.html#gad4f93d2895794b416dc8d8e9de91c05e">ARM_I2C_SignalEvent</a>. </p>
<p>This section provides the event values for the <a class="el" href="group__i2c__interface__gr.html#gad4f93d2895794b416dc8d8e9de91c05e">ARM_I2C_SignalEvent</a> callback function.</p>
<p>The following call back notification events are generated: </p>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a class="anchor" id="ga5992dc0f6e839c4d066cfa83d535f30d"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_TRANSFER_DONE&#160;&#160;&#160;(1UL &lt;&lt; 0)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Master/Slave Transmit/Receive finished. </p>

</div>
</div>
<a class="anchor" id="gafac3989c7b57727e1bed4ee9f2496ac9"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_TRANSFER_INCOMPLETE&#160;&#160;&#160;(1UL &lt;&lt; 1)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Master/Slave Transmit/Receive incomplete transfer. </p>

</div>
</div>
<a class="anchor" id="gacfbbec9af083d35e8ea87ad16e9c6ec2"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_SLAVE_TRANSMIT&#160;&#160;&#160;(1UL &lt;&lt; 2)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Addressed as Slave Transmitter but transmit operation is not set. </p>

</div>
</div>
<a class="anchor" id="gabd875b57ce39dadd849c53b885ad6661"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_SLAVE_RECEIVE&#160;&#160;&#160;(1UL &lt;&lt; 3)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Addressed as Slave Receiver but receive operation is not set. </p>

</div>
</div>
<a class="anchor" id="ga98b815769634d9578526b43589caa017"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_ADDRESS_NACK&#160;&#160;&#160;(1UL &lt;&lt; 4)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Address not acknowledged from Slave. </p>

</div>
</div>
<a class="anchor" id="ga3ab54410b6410ed3a58762ff0c0d68b9"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_GENERAL_CALL&#160;&#160;&#160;(1UL &lt;&lt; 5)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Slave addressed with general call address. </p>

</div>
</div>
<a class="anchor" id="gac9000f44a578e2117d64dbc2093cec6d"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_ARBITRATION_LOST&#160;&#160;&#160;(1UL &lt;&lt; 6)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Master lost arbitration. </p>

</div>
</div>
<a class="anchor" id="gaeef542840355131c18b53fd9ed1904a8"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_BUS_ERROR&#160;&#160;&#160;(1UL &lt;&lt; 7)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Bus error detected (START/STOP at illegal position) </p>

</div>
</div>
<a class="anchor" id="ga81ca21fad73dac1ffaff58921f848ea9"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">#define ARM_I2C_EVENT_BUS_CLEAR&#160;&#160;&#160;(1UL &lt;&lt; 8)</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Bus clear finished. </p>

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