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<a href="#func-members">Functions</a> </div>
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<div class="title">CAN Frames Transmission functions<div class="ingroups"><a class="el" href="group___s_t_m32_f4xx___std_periph___driver.html">STM32F4xx_StdPeriph_Driver</a> » <a class="el" href="group___c_a_n.html">CAN</a> » <a class="el" href="group___c_a_n___private___functions.html">CAN_Private_Functions</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<p>CAN Frames Transmission functions.
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<a href="#details">More...</a></p>
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<div class="dynheader">
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Collaboration diagram for CAN Frames Transmission functions:</div>
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<div class="dyncontent">
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<center><table><tr><td><img src="group___c_a_n___group2.png" border="0" alt="" usemap="#group______c__a__n______group2"/>
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<map name="group______c__a__n______group2" id="group______c__a__n______group2">
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<area shape="rect" id="node1" href="group___c_a_n___private___functions.html" title="CAN_Private_Functions" alt="" coords="5,13,164,39"/></map>
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</td></tr></table></center>
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</div>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:gaccfcb81f76f58400077c7b2d8641dd83"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_a_n___group2.html#gaccfcb81f76f58400077c7b2d8641dd83">CAN_Transmit</a> (<a class="el" href="struct_c_a_n___type_def.html">CAN_TypeDef</a> *CANx, <a class="el" href="struct_can_tx_msg.html">CanTxMsg</a> *TxMessage)</td></tr>
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<tr class="memdesc:gaccfcb81f76f58400077c7b2d8641dd83"><td class="mdescLeft"> </td><td class="mdescRight">Initiates and transmits a CAN frame message. <a href="#gaccfcb81f76f58400077c7b2d8641dd83">More...</a><br /></td></tr>
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<tr class="separator:gaccfcb81f76f58400077c7b2d8641dd83"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga68ab05a0a6cdfcc2b6f6b6b2c10848e2"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_a_n___group2.html#ga68ab05a0a6cdfcc2b6f6b6b2c10848e2">CAN_TransmitStatus</a> (<a class="el" href="struct_c_a_n___type_def.html">CAN_TypeDef</a> *CANx, uint8_t TransmitMailbox)</td></tr>
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<tr class="memdesc:ga68ab05a0a6cdfcc2b6f6b6b2c10848e2"><td class="mdescLeft"> </td><td class="mdescRight">Checks the transmission status of a CAN Frame. <a href="#ga68ab05a0a6cdfcc2b6f6b6b2c10848e2">More...</a><br /></td></tr>
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<tr class="separator:ga68ab05a0a6cdfcc2b6f6b6b2c10848e2"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga81106cdf5395a1947bfc87ec1685829e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_a_n___group2.html#ga81106cdf5395a1947bfc87ec1685829e">CAN_CancelTransmit</a> (<a class="el" href="struct_c_a_n___type_def.html">CAN_TypeDef</a> *CANx, uint8_t Mailbox)</td></tr>
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<tr class="memdesc:ga81106cdf5395a1947bfc87ec1685829e"><td class="mdescLeft"> </td><td class="mdescRight">Cancels a transmit request. <a href="#ga81106cdf5395a1947bfc87ec1685829e">More...</a><br /></td></tr>
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<tr class="separator:ga81106cdf5395a1947bfc87ec1685829e"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p>CAN Frames Transmission functions. </p>
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<pre class="fragment"> ===============================================================================
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##### CAN Frames Transmission functions #####
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===============================================================================
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[..] This section provides functions allowing to
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(+) Initiate and transmit a CAN frame message (if there is an empty mailbox).
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(+) Check the transmission status of a CAN Frame
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(+) Cancel a transmit request</pre> <h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga81106cdf5395a1947bfc87ec1685829e"></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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<td class="memname">void CAN_CancelTransmit </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="struct_c_a_n___type_def.html">CAN_TypeDef</a> * </td>
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<td class="paramname"><em>CANx</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t </td>
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<td class="paramname"><em>Mailbox</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Cancels a transmit request. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">CANx</td><td>where x can be 1 or 2 to select the CAN peripheral. </td></tr>
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<tr><td class="paramname">Mailbox</td><td>Mailbox number. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">None</td><td></td></tr>
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</table>
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</dd>
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</dl>
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<a class="anchor" id="gaccfcb81f76f58400077c7b2d8641dd83"></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">uint8_t CAN_Transmit </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="struct_c_a_n___type_def.html">CAN_TypeDef</a> * </td>
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<td class="paramname"><em>CANx</em>, </td>
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</tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="struct_can_tx_msg.html">CanTxMsg</a> * </td>
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<td class="paramname"><em>TxMessage</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Initiates and transmits a CAN frame message. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">CANx</td><td>where x can be 1 or 2 to to select the CAN peripheral. </td></tr>
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<tr><td class="paramname">TxMessage</td><td>pointer to a structure which contains CAN Id, CAN DLC and CAN data. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">The</td><td>number of the mailbox that is used for transmission or CAN_TxStatus_NoMailBox if there is no empty mailbox. </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="ga68ab05a0a6cdfcc2b6f6b6b2c10848e2"></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">uint8_t CAN_TransmitStatus </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="struct_c_a_n___type_def.html">CAN_TypeDef</a> * </td>
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<td class="paramname"><em>CANx</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t </td>
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<td class="paramname"><em>TransmitMailbox</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Checks the transmission status of a CAN Frame. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">CANx</td><td>where x can be 1 or 2 to select the CAN peripheral. </td></tr>
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<tr><td class="paramname">TransmitMailbox</td><td>the number of the mailbox that is used for transmission. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="retval"><dt>Return values</dt><dd>
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<table class="retval">
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<tr><td class="paramname">CAN_TxStatus_Ok</td><td>if the CAN driver transmits the message, CAN_TxStatus_Failed in an other case. </td></tr>
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</table>
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</dd>
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</dl>
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