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<a href="#enum-members">Enumerations</a> </div>
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<div class="headertitle">
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<div class="title">I2C Driver<div class="ingroups"><a class="el" href="a00245.html">I2C: Inter-Integrated Circuit Driver</a></div></div> </div>
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<a name="details" id="details"></a><h2 class="groupheader">Overview</h2>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="files"></a>
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Files</h2></td></tr>
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<tr class="memitem:a00166"><td class="memItemLeft" align="right" valign="top">file  </td><td class="memItemRight" valign="bottom"><a class="el" href="a00166.html">fsl_i2c.h</a></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
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Macros</h2></td></tr>
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<tr class="memitem:gaac288786aaa7d0cb947c91591baf42d7"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#gaac288786aaa7d0cb947c91591baf42d7">I2C_RETRY_TIMES</a>   0U /* Define to zero means keep waiting until the flag is assert/deassert. */</td></tr>
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<tr class="memdesc:gaac288786aaa7d0cb947c91591baf42d7"><td class="mdescLeft"> </td><td class="mdescRight">Retry times for waiting flag. <a href="#gaac288786aaa7d0cb947c91591baf42d7">More...</a><br/></td></tr>
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<tr class="separator:gaac288786aaa7d0cb947c91591baf42d7"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga0b47e7c452fba658505c64060797d1ee"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#ga0b47e7c452fba658505c64060797d1ee">I2C_MASTER_TRANSMIT_IGNORE_LAST_NACK</a>   1U /* Define to one means master ignores the last byte's nack and considers the transfer successful. */</td></tr>
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<tr class="memdesc:ga0b47e7c452fba658505c64060797d1ee"><td class="mdescLeft"> </td><td class="mdescRight">Whether to ignore the nack signal of the last byte during master transmit. <a href="#ga0b47e7c452fba658505c64060797d1ee">More...</a><br/></td></tr>
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<tr class="separator:ga0b47e7c452fba658505c64060797d1ee"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga2c6171791d36810488b3e31648156d40"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga2c6171791d36810488b3e31648156d40"></a>
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#ga2c6171791d36810488b3e31648156d40">I2C_STAT_MSTCODE_IDLE</a>   (0U)</td></tr>
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<tr class="memdesc:ga2c6171791d36810488b3e31648156d40"><td class="mdescLeft"> </td><td class="mdescRight">Master Idle State Code. <br/></td></tr>
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<tr class="separator:ga2c6171791d36810488b3e31648156d40"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga6d910a54f8271411dbed62a08ac462a2"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga6d910a54f8271411dbed62a08ac462a2"></a>
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#ga6d910a54f8271411dbed62a08ac462a2">I2C_STAT_MSTCODE_RXREADY</a>   (1U)</td></tr>
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<tr class="memdesc:ga6d910a54f8271411dbed62a08ac462a2"><td class="mdescLeft"> </td><td class="mdescRight">Master Receive Ready State Code. <br/></td></tr>
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<tr class="separator:ga6d910a54f8271411dbed62a08ac462a2"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaa638faf1f9e205ac8df1e4cf44de0a14"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gaa638faf1f9e205ac8df1e4cf44de0a14"></a>
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#gaa638faf1f9e205ac8df1e4cf44de0a14">I2C_STAT_MSTCODE_TXREADY</a>   (2U)</td></tr>
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<tr class="memdesc:gaa638faf1f9e205ac8df1e4cf44de0a14"><td class="mdescLeft"> </td><td class="mdescRight">Master Transmit Ready State Code. <br/></td></tr>
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<tr class="separator:gaa638faf1f9e205ac8df1e4cf44de0a14"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga5f10a8d39f171f4c6fb65bba7ff9bb2b"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga5f10a8d39f171f4c6fb65bba7ff9bb2b"></a>
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#ga5f10a8d39f171f4c6fb65bba7ff9bb2b">I2C_STAT_MSTCODE_NACKADR</a>   (3U)</td></tr>
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<tr class="memdesc:ga5f10a8d39f171f4c6fb65bba7ff9bb2b"><td class="mdescLeft"> </td><td class="mdescRight">Master NACK by slave on address State Code. <br/></td></tr>
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<tr class="separator:ga5f10a8d39f171f4c6fb65bba7ff9bb2b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gac815d26a6d964108edbc558afe774828"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gac815d26a6d964108edbc558afe774828"></a>
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#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#gac815d26a6d964108edbc558afe774828">I2C_STAT_MSTCODE_NACKDAT</a>   (4U)</td></tr>
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<tr class="memdesc:gac815d26a6d964108edbc558afe774828"><td class="mdescLeft"> </td><td class="mdescRight">Master NACK by slave on data State Code. <br/></td></tr>
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<tr class="separator:gac815d26a6d964108edbc558afe774828"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a>
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Enumerations</h2></td></tr>
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<tr class="memitem:ga99fb83031ce9923c84392b4e92f956b5"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom">{ <br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a49091894b590d7e479605bf113918952">kStatus_I2C_Busy</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 0),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a628d242f7bc0e3d5949c7f73eafaa508">kStatus_I2C_Idle</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 1),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a72fd33d0b5263a63766e62f71d16be00">kStatus_I2C_Nak</a>,
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a308bcea12eeef85aeac416ead81639b9">kStatus_I2C_InvalidParameter</a>,
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a0db20b358696db03a068816bb72a0310">kStatus_I2C_BitError</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 4),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a139b52cc3305ec2c06d0ac94313c221f">kStatus_I2C_ArbitrationLost</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 5),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a834a772763c85b5bedf8eb0a0cfa2f9e">kStatus_I2C_NoTransferInProgress</a>,
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5ac0253b1c986e61b7905da4a7f1fbf844">kStatus_I2C_DmaRequestFail</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 7),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a256cb58b123f0814d020cc8449cf48d5">kStatus_I2C_StartStopError</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 8),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a99cb29358dad3255402d30285f844632">kStatus_I2C_UnexpectedState</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 9),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5a81ad7cc198436cabbe91ea55c5288747">kStatus_I2C_Timeout</a>,
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5adf7437bfedcc0d57338ed33f1be5c805">kStatus_I2C_Addr_Nak</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 11),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5ab32229544c596a841b296ca881e343db">kStatus_I2C_EventTimeout</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 12),
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<br/>
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  <a class="el" href="a00246.html#gga99fb83031ce9923c84392b4e92f956b5abc4c6f641447dde279d71fbf841fe375">kStatus_I2C_SclLowTimeout</a> = MAKE_STATUS(kStatusGroup_FLEXCOMM_I2C, 13)
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<br/>
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}</td></tr>
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<tr class="memdesc:ga99fb83031ce9923c84392b4e92f956b5"><td class="mdescLeft"> </td><td class="mdescRight">I2C status return codes. <a href="a00246.html#ga99fb83031ce9923c84392b4e92f956b5">More...</a><br/></td></tr>
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<tr class="separator:ga99fb83031ce9923c84392b4e92f956b5"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaee8495a8bc52a9a7df6e97d1d7ead2cd"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#gaee8495a8bc52a9a7df6e97d1d7ead2cd">_i2c_status_flags</a> { <br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda9cc49a1ca21e87058a7fbf733cce0e62">kI2C_MasterPendingFlag</a> = I2C_STAT_MSTPENDING_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda7b487779b58af99a7a8c179545f78ccd">kI2C_MasterArbitrationLostFlag</a>,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdab5cec1d9be7dc5fb2c106e2b87889517">kI2C_MasterStartStopErrorFlag</a>,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda84d91c821f636464e8f5aaa4e98244da">kI2C_MasterIdleFlag</a> = 1UL << 5U,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdab7e0b8eea07bed757db3ca73a210f3f4">kI2C_MasterRxReadyFlag</a> = 1UL << I2C_STAT_MSTSTATE_SHIFT,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdaa7c533624719d30895900f5e951f8e8f">kI2C_MasterTxReadyFlag</a> = 1UL << (I2C_STAT_MSTSTATE_SHIFT + 1U),
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda2aa14507c111c06e493952928381d1ca">kI2C_MasterAddrNackFlag</a> = 1UL << 7U,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda3b4096f00b35233272a03eb234f13686">kI2C_MasterDataNackFlag</a> = 1UL << (I2C_STAT_MSTSTATE_SHIFT + 2U),
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdabd274f2defb8f0f8d2f6c2fcdd71c63c">kI2C_SlavePendingFlag</a> = I2C_STAT_SLVPENDING_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdaf7ad09504bcf02f9c1177431ee44562e">kI2C_SlaveNotStretching</a> = I2C_STAT_SLVNOTSTR_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda2d0c7dc4bf2815768510b916b7c1d54e">kI2C_SlaveSelected</a>,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdad834aafd823863602d905d4b3d8c9430">kI2C_SaveDeselected</a> = I2C_STAT_SLVDESEL_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda3882db16dd2743fd65c86e3c4a63d92e">kI2C_SlaveAddressedFlag</a> = 1UL << 22U,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda80ab3de8e46ed5538359e2392a622392">kI2C_SlaveReceiveFlag</a> = 1UL << I2C_STAT_SLVSTATE_SHIFT,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda917f5d3582bf606a9240771717202cc9">kI2C_SlaveTransmitFlag</a> = 1UL << (I2C_STAT_SLVSTATE_SHIFT + 1U),
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda1fc36f6e588b5a69934b823fbd67aa6e">kI2C_SlaveAddress0MatchFlag</a> = 1UL << 20U,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda8f739436285cab47c6ad980fac8e8a5a">kI2C_SlaveAddress1MatchFlag</a> = 1UL << I2C_STAT_SLVIDX_SHIFT,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda870964e7ab526c41292508a008545b17">kI2C_SlaveAddress2MatchFlag</a> = 1UL << (I2C_STAT_SLVIDX_SHIFT + 1U),
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda73c9a11a8cf36c1d40eb229ef7aa7aaa">kI2C_SlaveAddress3MatchFlag</a> = 1UL << 21U,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda2b60b4ac5de80ea7558cec8d324ca8ad">kI2C_MonitorReadyFlag</a> = I2C_STAT_MONRDY_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda8a90a3bf143ef802e4ca0f20faa6d282">kI2C_MonitorOverflowFlag</a> = I2C_STAT_MONOV_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdad286a8214a4e988f8070584ffdd92c3c">kI2C_MonitorActiveFlag</a> = I2C_STAT_MONACTIVE_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda53133d393c06a769144e7ab20bd40b67">kI2C_MonitorIdleFlag</a> = I2C_STAT_MONIDLE_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cdaf4201f88e98256fab8141ab2ad0bbb17">kI2C_EventTimeoutFlag</a> = I2C_STAT_EVENTTIMEOUT_MASK,
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<br/>
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  <a class="el" href="a00246.html#ggaee8495a8bc52a9a7df6e97d1d7ead2cda805fcadee84621f1e3482312917967b0">kI2C_SclTimeoutFlag</a> = I2C_STAT_SCLTIMEOUT_MASK
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<br/>
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}</td></tr>
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<tr class="memdesc:gaee8495a8bc52a9a7df6e97d1d7ead2cd"><td class="mdescLeft"> </td><td class="mdescRight">I2C status flags. <a href="a00246.html#gaee8495a8bc52a9a7df6e97d1d7ead2cd">More...</a><br/></td></tr>
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<tr class="separator:gaee8495a8bc52a9a7df6e97d1d7ead2cd"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga87c81dd985dad07dc26cb93125a94ec7"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#ga87c81dd985dad07dc26cb93125a94ec7">_i2c_interrupt_enable</a> { <br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7a468c887ddb0e6a5ed127a30020cdaf27">kI2C_MasterPendingInterruptEnable</a>,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7afaef8940629b3509896b3655713040a7">kI2C_MasterArbitrationLostInterruptEnable</a>,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7abd1300d3436b5ffac4b136665dfc65d0">kI2C_MasterStartStopErrorInterruptEnable</a>,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7a102951fe051b7f2aa580cf61177e92c0">kI2C_SlavePendingInterruptEnable</a> = I2C_STAT_SLVPENDING_MASK,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7a5c67f9350a076acf9ac9d0483b6eef4f">kI2C_SlaveNotStretchingInterruptEnable</a>,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7aa53f3b67028775148b028817fa3c38c2">kI2C_SlaveDeselectedInterruptEnable</a> = I2C_STAT_SLVDESEL_MASK,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7ad1eba178622a65c075b35424ed5c852a">kI2C_MonitorReadyInterruptEnable</a> = I2C_STAT_MONRDY_MASK,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7a2160e88225c475c42fa44c2323b46244">kI2C_MonitorOverflowInterruptEnable</a> = I2C_STAT_MONOV_MASK,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7ad80e41bdf1fc2f9ad2cbf93cec959002">kI2C_MonitorIdleInterruptEnable</a> = I2C_STAT_MONIDLE_MASK,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7af98032784f0b9e54f7c54541cd2ba67b">kI2C_EventTimeoutInterruptEnable</a> = I2C_STAT_EVENTTIMEOUT_MASK,
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<br/>
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  <a class="el" href="a00246.html#gga87c81dd985dad07dc26cb93125a94ec7afa4e4e9ca4f7f58fc940ddb89d4148ee">kI2C_SclTimeoutInterruptEnable</a> = I2C_STAT_SCLTIMEOUT_MASK
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<br/>
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}</td></tr>
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<tr class="memdesc:ga87c81dd985dad07dc26cb93125a94ec7"><td class="mdescLeft"> </td><td class="mdescRight">I2C interrupt enable. <a href="a00246.html#ga87c81dd985dad07dc26cb93125a94ec7">More...</a><br/></td></tr>
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<tr class="separator:ga87c81dd985dad07dc26cb93125a94ec7"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a>
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Driver version</h2></td></tr>
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<tr class="memitem:ga60fdaec284298758a650ce1122aef231"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="a00246.html#ga60fdaec284298758a650ce1122aef231">FSL_I2C_DRIVER_VERSION</a>   (<a class="el" href="a00242.html#ga812138aa3315b0c6953c1a26130bcc37">MAKE_VERSION</a>(2, 3, 3))</td></tr>
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<tr class="memdesc:ga60fdaec284298758a650ce1122aef231"><td class="mdescLeft"> </td><td class="mdescRight">I2C driver version. <a href="#ga60fdaec284298758a650ce1122aef231">More...</a><br/></td></tr>
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<tr class="separator:ga60fdaec284298758a650ce1122aef231"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<h2 class="groupheader">Macro Definition Documentation</h2>
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<a class="anchor" id="ga60fdaec284298758a650ce1122aef231"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">#define FSL_I2C_DRIVER_VERSION   (<a class="el" href="a00242.html#ga812138aa3315b0c6953c1a26130bcc37">MAKE_VERSION</a>(2, 3, 3))</td>
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</tr>
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</table>
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</div><div class="memdoc">
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</div>
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</div>
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<a class="anchor" id="gaac288786aaa7d0cb947c91591baf42d7"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">#define I2C_RETRY_TIMES   0U /* Define to zero means keep waiting until the flag is assert/deassert. */</td>
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</tr>
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</table>
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</div><div class="memdoc">
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</div>
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</div>
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<a class="anchor" id="ga0b47e7c452fba658505c64060797d1ee"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">#define I2C_MASTER_TRANSMIT_IGNORE_LAST_NACK   1U /* Define to one means master ignores the last byte's nack and considers the transfer successful. */</td>
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</tr>
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</table>
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</div><div class="memdoc">
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</div>
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</div>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
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<a class="anchor" id="ga99fb83031ce9923c84392b4e92f956b5"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">anonymous enum</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<table class="fieldtable">
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a49091894b590d7e479605bf113918952"></a>kStatus_I2C_Busy</em> </td><td class="fielddoc">
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<p>The master is already performing a transfer. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a628d242f7bc0e3d5949c7f73eafaa508"></a>kStatus_I2C_Idle</em> </td><td class="fielddoc">
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<p>The slave driver is idle. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a72fd33d0b5263a63766e62f71d16be00"></a>kStatus_I2C_Nak</em> </td><td class="fielddoc">
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<p>The slave device sent a NAK in response to a byte. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a308bcea12eeef85aeac416ead81639b9"></a>kStatus_I2C_InvalidParameter</em> </td><td class="fielddoc">
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<p>Unable to proceed due to invalid parameter. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a0db20b358696db03a068816bb72a0310"></a>kStatus_I2C_BitError</em> </td><td class="fielddoc">
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<p>Transferred bit was not seen on the bus. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a139b52cc3305ec2c06d0ac94313c221f"></a>kStatus_I2C_ArbitrationLost</em> </td><td class="fielddoc">
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<p>Arbitration lost error. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a834a772763c85b5bedf8eb0a0cfa2f9e"></a>kStatus_I2C_NoTransferInProgress</em> </td><td class="fielddoc">
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<p>Attempt to abort a transfer when one is not in progress. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5ac0253b1c986e61b7905da4a7f1fbf844"></a>kStatus_I2C_DmaRequestFail</em> </td><td class="fielddoc">
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<p>DMA request failed. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a256cb58b123f0814d020cc8449cf48d5"></a>kStatus_I2C_StartStopError</em> </td><td class="fielddoc">
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<p>Start and stop error. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a99cb29358dad3255402d30285f844632"></a>kStatus_I2C_UnexpectedState</em> </td><td class="fielddoc">
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<p>Unexpected state. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5a81ad7cc198436cabbe91ea55c5288747"></a>kStatus_I2C_Timeout</em> </td><td class="fielddoc">
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<p>Timeout when waiting for I2C master/slave pending status to set to continue transfer. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5adf7437bfedcc0d57338ed33f1be5c805"></a>kStatus_I2C_Addr_Nak</em> </td><td class="fielddoc">
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<p>NAK received for Address. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5ab32229544c596a841b296ca881e343db"></a>kStatus_I2C_EventTimeout</em> </td><td class="fielddoc">
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<p>Timeout waiting for bus event. </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="gga99fb83031ce9923c84392b4e92f956b5abc4c6f641447dde279d71fbf841fe375"></a>kStatus_I2C_SclLowTimeout</em> </td><td class="fielddoc">
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<p>Timeout SCL signal remains low. </p>
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</td></tr>
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</table>
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</div>
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</div>
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<a class="anchor" id="gaee8495a8bc52a9a7df6e97d1d7ead2cd"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">enum <a class="el" href="a00246.html#gaee8495a8bc52a9a7df6e97d1d7ead2cd">_i2c_status_flags</a></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<dl class="section note"><dt>Note</dt><dd>These enums are meant to be OR'd together to form a bit mask. </dd></dl>
|
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<table class="fieldtable">
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda9cc49a1ca21e87058a7fbf733cce0e62"></a>kI2C_MasterPendingFlag</em> </td><td class="fielddoc">
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<p>The I2C module is waiting for software interaction. </p>
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<p>bit 0 </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda7b487779b58af99a7a8c179545f78ccd"></a>kI2C_MasterArbitrationLostFlag</em> </td><td class="fielddoc">
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<p>The arbitration of the bus was lost. </p>
|
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<p>There was collision on the bus. bit 4 </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdab5cec1d9be7dc5fb2c106e2b87889517"></a>kI2C_MasterStartStopErrorFlag</em> </td><td class="fielddoc">
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<p>There was an error during start or stop phase of the transaction. </p>
|
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<p>bit 6 </p>
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda84d91c821f636464e8f5aaa4e98244da"></a>kI2C_MasterIdleFlag</em> </td><td class="fielddoc">
|
|
<p>The I2C master idle status. </p>
|
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<p>bit 5 </p>
|
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</td></tr>
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdab7e0b8eea07bed757db3ca73a210f3f4"></a>kI2C_MasterRxReadyFlag</em> </td><td class="fielddoc">
|
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<p>The I2C master rx ready status. </p>
|
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<p>bit 1 </p>
|
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</td></tr>
|
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdaa7c533624719d30895900f5e951f8e8f"></a>kI2C_MasterTxReadyFlag</em> </td><td class="fielddoc">
|
|
<p>The I2C master tx ready status. </p>
|
|
<p>bit 2 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda2aa14507c111c06e493952928381d1ca"></a>kI2C_MasterAddrNackFlag</em> </td><td class="fielddoc">
|
|
<p>The I2C master address nack status. </p>
|
|
<p>bit 7 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda3b4096f00b35233272a03eb234f13686"></a>kI2C_MasterDataNackFlag</em> </td><td class="fielddoc">
|
|
<p>The I2C master data nack status. </p>
|
|
<p>bit 3 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdabd274f2defb8f0f8d2f6c2fcdd71c63c"></a>kI2C_SlavePendingFlag</em> </td><td class="fielddoc">
|
|
<p>The I2C module is waiting for software interaction. </p>
|
|
<p>bit 8 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdaf7ad09504bcf02f9c1177431ee44562e"></a>kI2C_SlaveNotStretching</em> </td><td class="fielddoc">
|
|
<p>Indicates whether the slave is currently stretching clock (0 = yes, 1 = no). </p>
|
|
<p>bit 11 </p>
|
|
</td></tr>
|
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda2d0c7dc4bf2815768510b916b7c1d54e"></a>kI2C_SlaveSelected</em> </td><td class="fielddoc">
|
|
<p>Indicates whether the slave is selected by an address match. </p>
|
|
<p>bit 14 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdad834aafd823863602d905d4b3d8c9430"></a>kI2C_SaveDeselected</em> </td><td class="fielddoc">
|
|
<p>Indicates that slave was previously deselected (deselect event took place, w1c). </p>
|
|
<p>bit 15 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda3882db16dd2743fd65c86e3c4a63d92e"></a>kI2C_SlaveAddressedFlag</em> </td><td class="fielddoc">
|
|
<p>One of the I2C slave's 4 addresses is matched. </p>
|
|
<p>bit 22 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda80ab3de8e46ed5538359e2392a622392"></a>kI2C_SlaveReceiveFlag</em> </td><td class="fielddoc">
|
|
<p>Slave receive data available. </p>
|
|
<p>bit 9 </p>
|
|
</td></tr>
|
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<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda917f5d3582bf606a9240771717202cc9"></a>kI2C_SlaveTransmitFlag</em> </td><td class="fielddoc">
|
|
<p>Slave data can be transmitted. </p>
|
|
<p>bit 10 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda1fc36f6e588b5a69934b823fbd67aa6e"></a>kI2C_SlaveAddress0MatchFlag</em> </td><td class="fielddoc">
|
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<p>Slave address0 match. </p>
|
|
<p>bit 20 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda8f739436285cab47c6ad980fac8e8a5a"></a>kI2C_SlaveAddress1MatchFlag</em> </td><td class="fielddoc">
|
|
<p>Slave address1 match. </p>
|
|
<p>bit 12 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda870964e7ab526c41292508a008545b17"></a>kI2C_SlaveAddress2MatchFlag</em> </td><td class="fielddoc">
|
|
<p>Slave address2 match. </p>
|
|
<p>bit 13 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda73c9a11a8cf36c1d40eb229ef7aa7aaa"></a>kI2C_SlaveAddress3MatchFlag</em> </td><td class="fielddoc">
|
|
<p>Slave address3 match. </p>
|
|
<p>bit 21 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda2b60b4ac5de80ea7558cec8d324ca8ad"></a>kI2C_MonitorReadyFlag</em> </td><td class="fielddoc">
|
|
<p>The I2C monitor ready interrupt. </p>
|
|
<p>bit 16 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda8a90a3bf143ef802e4ca0f20faa6d282"></a>kI2C_MonitorOverflowFlag</em> </td><td class="fielddoc">
|
|
<p>The monitor data overrun interrupt. </p>
|
|
<p>bit 17 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdad286a8214a4e988f8070584ffdd92c3c"></a>kI2C_MonitorActiveFlag</em> </td><td class="fielddoc">
|
|
<p>The monitor is active. </p>
|
|
<p>bit 18 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda53133d393c06a769144e7ab20bd40b67"></a>kI2C_MonitorIdleFlag</em> </td><td class="fielddoc">
|
|
<p>The monitor idle interrupt. </p>
|
|
<p>bit 19 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cdaf4201f88e98256fab8141ab2ad0bbb17"></a>kI2C_EventTimeoutFlag</em> </td><td class="fielddoc">
|
|
<p>The bus event timeout interrupt. </p>
|
|
<p>bit 24 </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="ggaee8495a8bc52a9a7df6e97d1d7ead2cda805fcadee84621f1e3482312917967b0"></a>kI2C_SclTimeoutFlag</em> </td><td class="fielddoc">
|
|
<p>The SCL timeout interrupt. </p>
|
|
<p>bit 25 </p>
|
|
</td></tr>
|
|
</table>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="ga87c81dd985dad07dc26cb93125a94ec7"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">enum <a class="el" href="a00246.html#ga87c81dd985dad07dc26cb93125a94ec7">_i2c_interrupt_enable</a></td>
|
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</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<dl class="section note"><dt>Note</dt><dd>These enums are meant to be OR'd together to form a bit mask. </dd></dl>
|
|
<table class="fieldtable">
|
|
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7a468c887ddb0e6a5ed127a30020cdaf27"></a>kI2C_MasterPendingInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C master communication pending interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7afaef8940629b3509896b3655713040a7"></a>kI2C_MasterArbitrationLostInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C master arbitration lost interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7abd1300d3436b5ffac4b136665dfc65d0"></a>kI2C_MasterStartStopErrorInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C master start/stop timing error interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7a102951fe051b7f2aa580cf61177e92c0"></a>kI2C_SlavePendingInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C slave communication pending interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7a5c67f9350a076acf9ac9d0483b6eef4f"></a>kI2C_SlaveNotStretchingInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C slave not streching interrupt, deep-sleep mode can be entered only when this interrupt occurs. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7aa53f3b67028775148b028817fa3c38c2"></a>kI2C_SlaveDeselectedInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C slave deselection interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7ad1eba178622a65c075b35424ed5c852a"></a>kI2C_MonitorReadyInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The I2C monitor ready interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7a2160e88225c475c42fa44c2323b46244"></a>kI2C_MonitorOverflowInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The monitor data overrun interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7ad80e41bdf1fc2f9ad2cbf93cec959002"></a>kI2C_MonitorIdleInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The monitor idle interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7af98032784f0b9e54f7c54541cd2ba67b"></a>kI2C_EventTimeoutInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The bus event timeout interrupt. </p>
|
|
</td></tr>
|
|
<tr><td class="fieldname"><em><a class="anchor" id="gga87c81dd985dad07dc26cb93125a94ec7afa4e4e9ca4f7f58fc940ddb89d4148ee"></a>kI2C_SclTimeoutInterruptEnable</em> </td><td class="fielddoc">
|
|
<p>The SCL timeout interrupt. </p>
|
|
</td></tr>
|
|
</table>
|
|
|
|
</div>
|
|
</div>
|
|
</div><!-- contents -->
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