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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<td><big><big>ChibiOS/RT</big></big><br><br>Architecture - Reference Manual - Guides</td>
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<h1>SPIDriver Struct Reference<br/>
<small>
[<a class="el" href="group___s_p_i___l_l_d.html">SPI Low Level Driver</a>,&nbsp;<a class="el" href="group___l_p_c214x___s_p_i.html">LPC214x SPI Support</a>,&nbsp;<a class="el" href="group___s_t_m32___s_p_i.html">STM32 SPI Support</a>]</small>
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<p>Structure representing a SPI driver.
<a href="#_details">More...</a></p>
<p><code>#include &lt;<a class="el" href="templates_2spi__lld_8h_source.html">spi_lld.h</a>&gt;</code></p>
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Collaboration diagram for SPIDriver:</div>
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<div class="center"><img src="struct_s_p_i_driver__coll__graph.png" border="0" usemap="#_s_p_i_driver_coll__map" alt="Collaboration graph"/></div>
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<area shape="rect" id="node2" href="struct_s_p_i_config.html" title="Driver configuration structure." alt="" coords="5,896,91,1032"/> <area shape="rect" id="node4" href="struct_thread.html" title="Structure representing a thread." alt="" coords="333,147,427,533"/> <area shape="rect" id="node6" href="struct_threads_queue.html" title="Generic threads bidirectional linked list header and element." alt="" coords="364,739,457,831"/> <area shape="rect" id="node8" href="struct_threads_list.html" title="Generic threads single link list, it works like a stack." alt="" coords="469,597,547,675"/> <area shape="rect" id="node15" href="struct_mutex.html" title="Mutex structure." alt="" coords="228,911,305,1017"/> <area shape="rect" id="node13" href="structcontext.html" title="Platform dependent part of the Thread structure." alt="" coords="351,5,409,83"/> </map>
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<table class="memberdecls">
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Data Fields</h2></td></tr>
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<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___s_p_i.html#ga2570f8c1ee9fc0dceaa8f77b999013c3">spistate_t</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#ae6b2b959753b948d1333885c745abc2a">spd_state</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Driver state. <a href="#ae6b2b959753b948d1333885c745abc2a"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_mutex.html">Mutex</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#aad4a0dbb074013406c4bce20d1cb9326">spd_mutex</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight"><a class="el" href="struct_mutex.html" title="Mutex structure.">Mutex</a> protecting the bus. <a href="#aad4a0dbb074013406c4bce20d1cb9326"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="struct_s_p_i_config.html">SPIConfig</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#a5dd4d2ee17acb22bf3e14dc8fa392195">spd_config</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Current configuration data. <a href="#a5dd4d2ee17acb22bf3e14dc8fa392195"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_thread.html">Thread</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#a8f42be6ee846cc356634f84fd802bf96">spd_thread</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight"><a class="el" href="struct_thread.html" title="Structure representing a thread.">Thread</a> waiting for I/O completion. <a href="#a8f42be6ee846cc356634f84fd802bf96"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">SPI_TypeDef *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#ab95454f3fdda79a98d54d50dcf45bfca">spd_spi</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Pointer to the SPIx registers block. <a href="#ab95454f3fdda79a98d54d50dcf45bfca"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">DMA_Channel_TypeDef *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#aabd55e8e6e7284bba7faff00e15f237b">spd_dmarx</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Pointer to the receive DMA channel registers block. <a href="#aabd55e8e6e7284bba7faff00e15f237b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">DMA_Channel_TypeDef *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#a79c2b5729c997e888a0fc3f5e9cab415">spd_dmatx</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Pointer to the transmit DMA channel registers block. <a href="#a79c2b5729c997e888a0fc3f5e9cab415"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___s_t_m8___c_o_r_e.html#ga06896e8c53f721507066c079052171f8">uint32_t</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_p_i_driver.html#afefc772619c483d3d27b855ce03d66f2">spd_dmaprio</a></td></tr>
<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">DMA priority bit mask. <a href="#afefc772619c483d3d27b855ce03d66f2"></a><br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Structure representing a SPI driver. </p>
<p>Definition at line <a class="el" href="templates_2spi__lld_8h_source.html#l00066">66</a> of file <a class="el" href="templates_2spi__lld_8h_source.html">templates/spi_lld.h</a>.</p>
<hr/><h2>Field Documentation</h2>
<a class="anchor" id="ae6b2b959753b948d1333885c745abc2a"></a><!-- doxytag: member="SPIDriver::spd_state" ref="ae6b2b959753b948d1333885c745abc2a" args="" -->
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<td class="memname"><a class="el" href="group___s_p_i.html#ga2570f8c1ee9fc0dceaa8f77b999013c3">spistate_t</a> <a class="el" href="struct_s_p_i_driver.html#ae6b2b959753b948d1333885c745abc2a">SPIDriver::spd_state</a></td>
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<p>Driver state. </p>
<p>Definition at line <a class="el" href="templates_2spi__lld_8h_source.html#l00070">70</a> of file <a class="el" href="templates_2spi__lld_8h_source.html">templates/spi_lld.h</a>.</p>
<p>Referenced by <a class="el" href="group___s_p_i.html#gaf1c59f3fd2f85620a5253c23d9586095">spiExchange()</a>, <a class="el" href="group___s_p_i.html#ga43889a7d4c473f653596f8c0acafce2a">spiIgnore()</a>, <a class="el" href="group___s_p_i.html#ga87a7bdc554b8e8fdfc77064e67689fcf">spiObjectInit()</a>, <a class="el" href="group___s_p_i.html#gadd99ad823b391dde114f04dedafe5e80">spiReceive()</a>, <a class="el" href="group___s_p_i.html#ga00809152c869db80192aa3e04266a99a">spiSelect()</a>, <a class="el" href="group___s_p_i.html#ga382cfbdffd2df57cf3843d45164e8bfc">spiSend()</a>, <a class="el" href="group___s_p_i.html#ga6752c9f736f8de774a5bef6dfe2aae2e">spiStart()</a>, <a class="el" href="group___s_p_i.html#gad3a359eea03e68e95899886ae93a06e4">spiStop()</a>, and <a class="el" href="group___s_p_i.html#gae291c012872da9c89dec23581f701b5f">spiUnselect()</a>.</p>
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<a class="anchor" id="aad4a0dbb074013406c4bce20d1cb9326"></a><!-- doxytag: member="SPIDriver::spd_mutex" ref="aad4a0dbb074013406c4bce20d1cb9326" args="" -->
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<td class="memname"><a class="el" href="struct_mutex.html">Mutex</a> <a class="el" href="struct_s_p_i_driver.html#aad4a0dbb074013406c4bce20d1cb9326">SPIDriver::spd_mutex</a></td>
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<p><a class="el" href="struct_mutex.html" title="Mutex structure.">Mutex</a> protecting the bus. </p>
<p>Definition at line <a class="el" href="templates_2spi__lld_8h_source.html#l00076">76</a> of file <a class="el" href="templates_2spi__lld_8h_source.html">templates/spi_lld.h</a>.</p>
<p>Referenced by <a class="el" href="group___s_p_i.html#ga803cec73f6dd8d3d1f18fb6a61b8255a">spiAcquireBus()</a>, and <a class="el" href="group___s_p_i.html#ga87a7bdc554b8e8fdfc77064e67689fcf">spiObjectInit()</a>.</p>
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<a class="anchor" id="a5dd4d2ee17acb22bf3e14dc8fa392195"></a><!-- doxytag: member="SPIDriver::spd_config" ref="a5dd4d2ee17acb22bf3e14dc8fa392195" args="" -->
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<td class="memname">const <a class="el" href="struct_s_p_i_config.html">SPIConfig</a> * <a class="el" href="struct_s_p_i_driver.html#a5dd4d2ee17acb22bf3e14dc8fa392195">SPIDriver::spd_config</a></td>
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<p>Current configuration data. </p>
<p>Definition at line <a class="el" href="templates_2spi__lld_8h_source.html#l00084">84</a> of file <a class="el" href="templates_2spi__lld_8h_source.html">templates/spi_lld.h</a>.</p>
<p>Referenced by <a class="el" href="group___s_p_i.html#ga87a7bdc554b8e8fdfc77064e67689fcf">spiObjectInit()</a>, and <a class="el" href="group___s_p_i.html#ga6752c9f736f8de774a5bef6dfe2aae2e">spiStart()</a>.</p>
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<td class="memname"><a class="el" href="struct_thread.html">Thread</a>* <a class="el" href="struct_s_p_i_driver.html#a8f42be6ee846cc356634f84fd802bf96">SPIDriver::spd_thread</a></td>
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<p><a class="el" href="struct_thread.html" title="Structure representing a thread.">Thread</a> waiting for I/O completion. </p>
<p>Definition at line <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html#l00170">170</a> of file <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html">platforms/STM32/spi_lld.h</a>.</p>
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<td class="memname">SPI_TypeDef* <a class="el" href="struct_s_p_i_driver.html#ab95454f3fdda79a98d54d50dcf45bfca">SPIDriver::spd_spi</a></td>
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<p>Pointer to the SPIx registers block. </p>
<p>Definition at line <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html#l00174">174</a> of file <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html">platforms/STM32/spi_lld.h</a>.</p>
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<td class="memname">DMA_Channel_TypeDef* <a class="el" href="struct_s_p_i_driver.html#aabd55e8e6e7284bba7faff00e15f237b">SPIDriver::spd_dmarx</a></td>
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<p>Pointer to the receive DMA channel registers block. </p>
<p>Definition at line <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html#l00178">178</a> of file <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html">platforms/STM32/spi_lld.h</a>.</p>
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<td class="memname">DMA_Channel_TypeDef* <a class="el" href="struct_s_p_i_driver.html#a79c2b5729c997e888a0fc3f5e9cab415">SPIDriver::spd_dmatx</a></td>
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<p>Pointer to the transmit DMA channel registers block. </p>
<p>Definition at line <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html#l00182">182</a> of file <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html">platforms/STM32/spi_lld.h</a>.</p>
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<td class="memname"><a class="el" href="group___s_t_m8___c_o_r_e.html#ga06896e8c53f721507066c079052171f8">uint32_t</a> <a class="el" href="struct_s_p_i_driver.html#afefc772619c483d3d27b855ce03d66f2">SPIDriver::spd_dmaprio</a></td>
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<p>DMA priority bit mask. </p>
<p>Definition at line <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html#l00186">186</a> of file <a class="el" href="platforms_2_s_t_m32_2spi__lld_8h_source.html">platforms/STM32/spi_lld.h</a>.</p>
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