223 lines
28 KiB
HTML
223 lines
28 KiB
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<div class="title">stm32f4xx_dma2d.c File Reference</div> </div>
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<p>This file provides firmware functions to manage the following functionalities of the DMA2D controller (DMA2D) peripheral:
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<a href="#details">More...</a></p>
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<div class="textblock"><code>#include "<a class="el" href="stm32f4xx__dma2d_8h_source.html">stm32f4xx_dma2d.h</a>"</code><br />
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<code>#include "<a class="el" href="stm32f4xx__rcc_8h_source.html">stm32f4xx_rcc.h</a>"</code><br />
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Include dependency graph for stm32f4xx_dma2d.c:</div>
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</div>
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</div><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:ga57a3825625ebd4066a7815dfbe1c7433"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga57a3825625ebd4066a7815dfbe1c7433"></a>
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#define </td><td class="memItemRight" valign="bottom"><b>CR_MASK</b>   ((uint32_t)0xFFFCE0FC) /* DMA2D CR Mask */</td></tr>
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<tr class="separator:ga57a3825625ebd4066a7815dfbe1c7433"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga258271dbea7ec027e03ff2c0ae8725ed"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga258271dbea7ec027e03ff2c0ae8725ed"></a>
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#define </td><td class="memItemRight" valign="bottom"><b>PFCCR_MASK</b>   ((uint32_t)0x00FC00C0) /* DMA2D FGPFCCR Mask */</td></tr>
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<tr class="separator:ga258271dbea7ec027e03ff2c0ae8725ed"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga0e7b0960f069cae2adf4f8f4ee2dad3d"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga0e7b0960f069cae2adf4f8f4ee2dad3d"></a>
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#define </td><td class="memItemRight" valign="bottom"><b>DEAD_MASK</b>   ((uint32_t)0xFFFF00FE) /* DMA2D DEAD Mask */</td></tr>
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<tr class="separator:ga0e7b0960f069cae2adf4f8f4ee2dad3d"><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="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:gaccfa4814f6cec9d5e4e47d8b92f0de3a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#gaccfa4814f6cec9d5e4e47d8b92f0de3a">DMA2D_DeInit</a> (void)</td></tr>
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<tr class="memdesc:gaccfa4814f6cec9d5e4e47d8b92f0de3a"><td class="mdescLeft"> </td><td class="mdescRight">Deinitializes the DMA2D peripheral registers to their default reset values. <a href="group___d_m_a2_d___group1.html#gaccfa4814f6cec9d5e4e47d8b92f0de3a">More...</a><br /></td></tr>
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<tr class="separator:gaccfa4814f6cec9d5e4e47d8b92f0de3a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gafdd30479be78936de0b4e995b9c388f5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#gafdd30479be78936de0b4e995b9c388f5">DMA2D_Init</a> (<a class="el" href="struct_d_m_a2_d___init_type_def.html">DMA2D_InitTypeDef</a> *DMA2D_InitStruct)</td></tr>
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<tr class="memdesc:gafdd30479be78936de0b4e995b9c388f5"><td class="mdescLeft"> </td><td class="mdescRight">Initializes the DMA2D peripheral according to the specified parameters in the DMA2D_InitStruct. <a href="group___d_m_a2_d___group1.html#gafdd30479be78936de0b4e995b9c388f5">More...</a><br /></td></tr>
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<tr class="separator:gafdd30479be78936de0b4e995b9c388f5"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga2d6f3de6c7fd154f099b091788c3611a"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga2d6f3de6c7fd154f099b091788c3611a"></a>
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void </td><td class="memItemRight" valign="bottom"><b>DMA2D_StructInit</b> (<a class="el" href="struct_d_m_a2_d___init_type_def.html">DMA2D_InitTypeDef</a> *DMA2D_InitStruct)</td></tr>
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<tr class="separator:ga2d6f3de6c7fd154f099b091788c3611a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga89907b513165a7d0cb501137cd43d71f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga89907b513165a7d0cb501137cd43d71f">DMA2D_StartTransfer</a> (void)</td></tr>
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<tr class="memdesc:ga89907b513165a7d0cb501137cd43d71f"><td class="mdescLeft"> </td><td class="mdescRight">Start the DMA2D transfer. <a href="group___d_m_a2_d___group1.html#ga89907b513165a7d0cb501137cd43d71f">More...</a><br /></td></tr>
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<tr class="separator:ga89907b513165a7d0cb501137cd43d71f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga9c795ef72e2d61b762c81372db23ff05"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga9c795ef72e2d61b762c81372db23ff05">DMA2D_AbortTransfer</a> (void)</td></tr>
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<tr class="memdesc:ga9c795ef72e2d61b762c81372db23ff05"><td class="mdescLeft"> </td><td class="mdescRight">Aboart the DMA2D transfer. <a href="group___d_m_a2_d___group1.html#ga9c795ef72e2d61b762c81372db23ff05">More...</a><br /></td></tr>
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<tr class="separator:ga9c795ef72e2d61b762c81372db23ff05"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga67b7c377ee508d76745221faf6991895"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga67b7c377ee508d76745221faf6991895">DMA2D_Suspend</a> (FunctionalState NewState)</td></tr>
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<tr class="memdesc:ga67b7c377ee508d76745221faf6991895"><td class="mdescLeft"> </td><td class="mdescRight">Stop or continue the DMA2D transfer. <a href="group___d_m_a2_d___group1.html#ga67b7c377ee508d76745221faf6991895">More...</a><br /></td></tr>
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<tr class="separator:ga67b7c377ee508d76745221faf6991895"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaef9aea6a5be5d58c3edbfe43f95ec1fb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#gaef9aea6a5be5d58c3edbfe43f95ec1fb">DMA2D_FGConfig</a> (<a class="el" href="struct_d_m_a2_d___f_g___init_type_def.html">DMA2D_FG_InitTypeDef</a> *DMA2D_FG_InitStruct)</td></tr>
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<tr class="memdesc:gaef9aea6a5be5d58c3edbfe43f95ec1fb"><td class="mdescLeft"> </td><td class="mdescRight">Configures the Foreground according to the specified parameters in the DMA2D_FGStruct. <a href="group___d_m_a2_d___group1.html#gaef9aea6a5be5d58c3edbfe43f95ec1fb">More...</a><br /></td></tr>
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<tr class="separator:gaef9aea6a5be5d58c3edbfe43f95ec1fb"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga040e8a79a8bf078714857b63df07e14f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga040e8a79a8bf078714857b63df07e14f">DMA2D_FG_StructInit</a> (<a class="el" href="struct_d_m_a2_d___f_g___init_type_def.html">DMA2D_FG_InitTypeDef</a> *DMA2D_FG_InitStruct)</td></tr>
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<tr class="memdesc:ga040e8a79a8bf078714857b63df07e14f"><td class="mdescLeft"> </td><td class="mdescRight">Fills each DMA2D_FGStruct member with its default value. <a href="group___d_m_a2_d___group1.html#ga040e8a79a8bf078714857b63df07e14f">More...</a><br /></td></tr>
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<tr class="separator:ga040e8a79a8bf078714857b63df07e14f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga3d8f4145ec865c06ef89271b9e9527e0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga3d8f4145ec865c06ef89271b9e9527e0">DMA2D_BGConfig</a> (<a class="el" href="struct_d_m_a2_d___b_g___init_type_def.html">DMA2D_BG_InitTypeDef</a> *DMA2D_BG_InitStruct)</td></tr>
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<tr class="memdesc:ga3d8f4145ec865c06ef89271b9e9527e0"><td class="mdescLeft"> </td><td class="mdescRight">Configures the Background according to the specified parameters in the DMA2D_BGStruct. <a href="group___d_m_a2_d___group1.html#ga3d8f4145ec865c06ef89271b9e9527e0">More...</a><br /></td></tr>
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<tr class="separator:ga3d8f4145ec865c06ef89271b9e9527e0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga19fa008dece1de41053df8606950181a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga19fa008dece1de41053df8606950181a">DMA2D_BG_StructInit</a> (<a class="el" href="struct_d_m_a2_d___b_g___init_type_def.html">DMA2D_BG_InitTypeDef</a> *DMA2D_BG_InitStruct)</td></tr>
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<tr class="memdesc:ga19fa008dece1de41053df8606950181a"><td class="mdescLeft"> </td><td class="mdescRight">Fills each DMA2D_BGStruct member with its default value. <a href="group___d_m_a2_d___group1.html#ga19fa008dece1de41053df8606950181a">More...</a><br /></td></tr>
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<tr class="separator:ga19fa008dece1de41053df8606950181a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gac0f092353a55e548deabaa2b8b779437"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#gac0f092353a55e548deabaa2b8b779437">DMA2D_FGStart</a> (FunctionalState NewState)</td></tr>
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<tr class="memdesc:gac0f092353a55e548deabaa2b8b779437"><td class="mdescLeft"> </td><td class="mdescRight">Start the automatic loading of the CLUT or abort the transfer. <a href="group___d_m_a2_d___group1.html#gac0f092353a55e548deabaa2b8b779437">More...</a><br /></td></tr>
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<tr class="separator:gac0f092353a55e548deabaa2b8b779437"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga46efbb2a5bb3c799713bbd811e281e41"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga46efbb2a5bb3c799713bbd811e281e41">DMA2D_BGStart</a> (FunctionalState NewState)</td></tr>
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<tr class="memdesc:ga46efbb2a5bb3c799713bbd811e281e41"><td class="mdescLeft"> </td><td class="mdescRight">Start the automatic loading of the CLUT or abort the transfer. <a href="group___d_m_a2_d___group1.html#ga46efbb2a5bb3c799713bbd811e281e41">More...</a><br /></td></tr>
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<tr class="separator:ga46efbb2a5bb3c799713bbd811e281e41"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga612914596e5a01f329144479d2f3d65e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#ga612914596e5a01f329144479d2f3d65e">DMA2D_DeadTimeConfig</a> (uint32_t DMA2D_DeadTime, FunctionalState NewState)</td></tr>
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<tr class="memdesc:ga612914596e5a01f329144479d2f3d65e"><td class="mdescLeft"> </td><td class="mdescRight">Configures the DMA2D dead time. <a href="group___d_m_a2_d___group1.html#ga612914596e5a01f329144479d2f3d65e">More...</a><br /></td></tr>
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<tr class="separator:ga612914596e5a01f329144479d2f3d65e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gab37e1bc6c62f87d534e4a1c7859c6a07"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group1.html#gab37e1bc6c62f87d534e4a1c7859c6a07">DMA2D_LineWatermarkConfig</a> (uint32_t DMA2D_LWatermarkConfig)</td></tr>
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<tr class="memdesc:gab37e1bc6c62f87d534e4a1c7859c6a07"><td class="mdescLeft"> </td><td class="mdescRight">Define the configuration of the line watermark . <a href="group___d_m_a2_d___group1.html#gab37e1bc6c62f87d534e4a1c7859c6a07">More...</a><br /></td></tr>
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<tr class="separator:gab37e1bc6c62f87d534e4a1c7859c6a07"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga3fc15435114e68309ef68f27601e6380"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group2.html#ga3fc15435114e68309ef68f27601e6380">DMA2D_ITConfig</a> (uint32_t DMA2D_IT, FunctionalState NewState)</td></tr>
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<tr class="memdesc:ga3fc15435114e68309ef68f27601e6380"><td class="mdescLeft"> </td><td class="mdescRight">Enables or disables the specified DMA2D's interrupts. <a href="group___d_m_a2_d___group2.html#ga3fc15435114e68309ef68f27601e6380">More...</a><br /></td></tr>
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<tr class="separator:ga3fc15435114e68309ef68f27601e6380"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gae1483989ec0d10770d675be1d5685ee5"><td class="memItemLeft" align="right" valign="top">FlagStatus </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group2.html#gae1483989ec0d10770d675be1d5685ee5">DMA2D_GetFlagStatus</a> (uint32_t DMA2D_FLAG)</td></tr>
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<tr class="memdesc:gae1483989ec0d10770d675be1d5685ee5"><td class="mdescLeft"> </td><td class="mdescRight">Checks whether the specified DMA2D's flag is set or not. <a href="group___d_m_a2_d___group2.html#gae1483989ec0d10770d675be1d5685ee5">More...</a><br /></td></tr>
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<tr class="separator:gae1483989ec0d10770d675be1d5685ee5"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga410d57eea7e439c14b2d9769f1d20331"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group2.html#ga410d57eea7e439c14b2d9769f1d20331">DMA2D_ClearFlag</a> (uint32_t DMA2D_FLAG)</td></tr>
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<tr class="memdesc:ga410d57eea7e439c14b2d9769f1d20331"><td class="mdescLeft"> </td><td class="mdescRight">Clears the DMA2D's pending flags. <a href="group___d_m_a2_d___group2.html#ga410d57eea7e439c14b2d9769f1d20331">More...</a><br /></td></tr>
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<tr class="separator:ga410d57eea7e439c14b2d9769f1d20331"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga01ae939d3f2c4209130d1b080c081635"><td class="memItemLeft" align="right" valign="top">ITStatus </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group2.html#ga01ae939d3f2c4209130d1b080c081635">DMA2D_GetITStatus</a> (uint32_t DMA2D_IT)</td></tr>
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<tr class="memdesc:ga01ae939d3f2c4209130d1b080c081635"><td class="mdescLeft"> </td><td class="mdescRight">Checks whether the specified DMA2D's interrupt has occurred or not. <a href="group___d_m_a2_d___group2.html#ga01ae939d3f2c4209130d1b080c081635">More...</a><br /></td></tr>
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<tr class="separator:ga01ae939d3f2c4209130d1b080c081635"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga2c88bd36b0d89abd8ba6d4f34eb8b701"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___d_m_a2_d___group2.html#ga2c88bd36b0d89abd8ba6d4f34eb8b701">DMA2D_ClearITPendingBit</a> (uint32_t DMA2D_IT)</td></tr>
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<tr class="memdesc:ga2c88bd36b0d89abd8ba6d4f34eb8b701"><td class="mdescLeft"> </td><td class="mdescRight">Clears the DMA2D's interrupt pending bits. <a href="group___d_m_a2_d___group2.html#ga2c88bd36b0d89abd8ba6d4f34eb8b701">More...</a><br /></td></tr>
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<tr class="separator:ga2c88bd36b0d89abd8ba6d4f34eb8b701"><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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<div class="textblock"><p>This file provides firmware functions to manage the following functionalities of the DMA2D controller (DMA2D) peripheral: </p>
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<dl class="section author"><dt>Author</dt><dd>MCD Application Team </dd></dl>
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<dl class="section version"><dt>Version</dt><dd>V1.4.0 </dd></dl>
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<dl class="section date"><dt>Date</dt><dd>04-August-2014<ul>
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<li>Initialization and configuration</li>
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<li>Interrupts and flags management</li>
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</ul>
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</dd></dl>
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<pre class="fragment">===============================================================================
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##### How to use this driver #####
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===============================================================================
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[..]
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(#) Enable DMA2D clock using
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RCC_APB2PeriphResetCmd(RCC_APB2Periph_DMA2D, ENABLE) function.
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(#) Configures DMA2D
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(++) transfer mode
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(++) pixel format, line_number, pixel_per_line
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(++) output memory address
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(++) alpha value
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(++) output offset
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(++) Default color (RGB)
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(#) Configures Foreground or/and background
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(++) memory address
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(++) alpha value
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(++) offset and default color
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(#) Call the DMA2D_Start() to enable the DMA2D controller.</pre><dl class="section attention"><dt>Attention</dt><dd></dd></dl>
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<h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2>
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<p>Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this file except in compliance with the License. You may obtain a copy of the License at: </p><pre class="fragment"> http://www.st.com/software_license_agreement_liberty_v2
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</pre><p>Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. </p>
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