861 lines
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861 lines
44 KiB
HTML
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 <span id="projectnumber">Rev 2.14.2</span>
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<div id="projectbrief">NXP Semiconductors</div>
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<div class="title">GPIO Driver<div class="ingroups"><a class="el" href="a00009.html">GPIO: General-Purpose Input/Output Driver</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<a name="details" id="details"></a><h2 class="groupheader">Overview</h2>
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<p>The MCUXpresso SDK provides a peripheral driver for the General-Purpose Input/Output (GPIO) module of MCUXpresso SDK devices.</p>
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<h1><a class="anchor" id="GPIOTpyUC"></a>
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Typical use case</h1>
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<h2><a class="anchor" id="GPIOOutOps"></a>
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Output Operation</h2>
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<p>Refer to the driver examples codes located at <SDK_ROOT>/boards/<BOARD>/driver_examples/gpio </p>
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<h2><a class="anchor" id="GPIOInOps"></a>
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Input Operation</h2>
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<p>Refer to the driver examples codes located at <SDK_ROOT>/boards/<BOARD>/driver_examples/gpio </p>
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<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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GPIO Configuration</h2></td></tr>
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<tr class="memitem:ga0793a4e8cb6e746485012da3e487db53"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga0793a4e8cb6e746485012da3e487db53">GPIO_PinInit</a> (GPIO_Type *base, uint32_t pin, const <a class="el" href="a00009.html#a00061">gpio_pin_config_t</a> *config)</td></tr>
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<tr class="memdesc:ga0793a4e8cb6e746485012da3e487db53"><td class="mdescLeft"> </td><td class="mdescRight">Initializes a GPIO pin used by the board. <a href="#ga0793a4e8cb6e746485012da3e487db53">More...</a><br/></td></tr>
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<tr class="separator:ga0793a4e8cb6e746485012da3e487db53"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga278ad5128be26870da0a89a80bd789c7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga278ad5128be26870da0a89a80bd789c7">GPIO_GetVersionInfo</a> (GPIO_Type *base, <a class="el" href="a00009.html#a00062">gpio_version_info_t</a> *info)</td></tr>
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<tr class="memdesc:ga278ad5128be26870da0a89a80bd789c7"><td class="mdescLeft"> </td><td class="mdescRight">Get GPIO version information. <a href="#ga278ad5128be26870da0a89a80bd789c7">More...</a><br/></td></tr>
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<tr class="separator:ga278ad5128be26870da0a89a80bd789c7"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gac2c988716a24d1c343474d3098447834"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gac2c988716a24d1c343474d3098447834">GPIO_PortInputEnable</a> (GPIO_Type *base, uint32_t mask)</td></tr>
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<tr class="memdesc:gac2c988716a24d1c343474d3098447834"><td class="mdescLeft"> </td><td class="mdescRight">Enable port input. <a href="#gac2c988716a24d1c343474d3098447834">More...</a><br/></td></tr>
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<tr class="separator:gac2c988716a24d1c343474d3098447834"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gafb03411b8cf48965a5c097a88203c8c7"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gafb03411b8cf48965a5c097a88203c8c7">GPIO_PortInputDisable</a> (GPIO_Type *base, uint32_t mask)</td></tr>
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<tr class="memdesc:gafb03411b8cf48965a5c097a88203c8c7"><td class="mdescLeft"> </td><td class="mdescRight">Disable port input. <a href="#gafb03411b8cf48965a5c097a88203c8c7">More...</a><br/></td></tr>
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<tr class="separator:gafb03411b8cf48965a5c097a88203c8c7"><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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GPIO Output Operations</h2></td></tr>
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<tr class="memitem:ga80e69ba881f3667fee56c01fa2b2e890"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga80e69ba881f3667fee56c01fa2b2e890">GPIO_PinWrite</a> (GPIO_Type *base, uint32_t pin, uint8_t output)</td></tr>
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<tr class="memdesc:ga80e69ba881f3667fee56c01fa2b2e890"><td class="mdescLeft"> </td><td class="mdescRight">Sets the output level of the multiple GPIO pins to the logic 1 or 0. <a href="#ga80e69ba881f3667fee56c01fa2b2e890">More...</a><br/></td></tr>
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<tr class="separator:ga80e69ba881f3667fee56c01fa2b2e890"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga2de9f41517bfde0920a5dea5db6e56d6"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga2de9f41517bfde0920a5dea5db6e56d6">GPIO_PortSet</a> (GPIO_Type *base, uint32_t mask)</td></tr>
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<tr class="memdesc:ga2de9f41517bfde0920a5dea5db6e56d6"><td class="mdescLeft"> </td><td class="mdescRight">Sets the output level of the multiple GPIO pins to the logic 1. <a href="#ga2de9f41517bfde0920a5dea5db6e56d6">More...</a><br/></td></tr>
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<tr class="separator:ga2de9f41517bfde0920a5dea5db6e56d6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaff8a89d83ce5fdaea9db88317eece33c"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gaff8a89d83ce5fdaea9db88317eece33c">GPIO_PortClear</a> (GPIO_Type *base, uint32_t mask)</td></tr>
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<tr class="memdesc:gaff8a89d83ce5fdaea9db88317eece33c"><td class="mdescLeft"> </td><td class="mdescRight">Sets the output level of the multiple GPIO pins to the logic 0. <a href="#gaff8a89d83ce5fdaea9db88317eece33c">More...</a><br/></td></tr>
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<tr class="separator:gaff8a89d83ce5fdaea9db88317eece33c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gaedff8c598cb084323f2aa6c324c2c0cb"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gaedff8c598cb084323f2aa6c324c2c0cb">GPIO_PortToggle</a> (GPIO_Type *base, uint32_t mask)</td></tr>
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<tr class="memdesc:gaedff8c598cb084323f2aa6c324c2c0cb"><td class="mdescLeft"> </td><td class="mdescRight">Reverses the current output logic of the multiple GPIO pins. <a href="#gaedff8c598cb084323f2aa6c324c2c0cb">More...</a><br/></td></tr>
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<tr class="separator:gaedff8c598cb084323f2aa6c324c2c0cb"><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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GPIO Input Operations</h2></td></tr>
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<tr class="memitem:gac999c0dd229595fe2b651e796da560be"><td class="memItemLeft" align="right" valign="top">static uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gac999c0dd229595fe2b651e796da560be">GPIO_PinRead</a> (GPIO_Type *base, uint32_t pin)</td></tr>
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<tr class="memdesc:gac999c0dd229595fe2b651e796da560be"><td class="mdescLeft"> </td><td class="mdescRight">Reads the current input value of the GPIO port. <a href="#gac999c0dd229595fe2b651e796da560be">More...</a><br/></td></tr>
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<tr class="separator:gac999c0dd229595fe2b651e796da560be"><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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GPIO Interrupt</h2></td></tr>
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<tr class="memitem:gab9967340de1977ca533240e0819ad876"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gab9967340de1977ca533240e0819ad876">GPIO_SetPinInterruptConfig</a> (GPIO_Type *base, uint32_t pin, <a class="el" href="a00009.html#ga7645095190ed1ef50026bd2d3de5d9e0">gpio_interrupt_config_t</a> config)</td></tr>
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<tr class="memdesc:gab9967340de1977ca533240e0819ad876"><td class="mdescLeft"> </td><td class="mdescRight">Configures the gpio pin interrupt/DMA request. <a href="#gab9967340de1977ca533240e0819ad876">More...</a><br/></td></tr>
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<tr class="separator:gab9967340de1977ca533240e0819ad876"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga9f0b75348e79199f81b75d4969b3867e"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga9f0b75348e79199f81b75d4969b3867e">GPIO_GpioGetInterruptFlags</a> (GPIO_Type *base)</td></tr>
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<tr class="memdesc:ga9f0b75348e79199f81b75d4969b3867e"><td class="mdescLeft"> </td><td class="mdescRight">Read the GPIO interrupt status flags. <a href="#ga9f0b75348e79199f81b75d4969b3867e">More...</a><br/></td></tr>
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<tr class="separator:ga9f0b75348e79199f81b75d4969b3867e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga9769a667a796bcd93cf28304870d3257"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga9769a667a796bcd93cf28304870d3257">GPIO_PinGetInterruptFlag</a> (GPIO_Type *base, uint32_t pin)</td></tr>
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<tr class="memdesc:ga9769a667a796bcd93cf28304870d3257"><td class="mdescLeft"> </td><td class="mdescRight">Read individual pin's interrupt status flag. <a href="#ga9769a667a796bcd93cf28304870d3257">More...</a><br/></td></tr>
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<tr class="separator:ga9769a667a796bcd93cf28304870d3257"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gafd738c868447c88d9f010a7c04a0c551"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gafd738c868447c88d9f010a7c04a0c551">GPIO_GpioClearInterruptFlags</a> (GPIO_Type *base, uint32_t mask)</td></tr>
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<tr class="memdesc:gafd738c868447c88d9f010a7c04a0c551"><td class="mdescLeft"> </td><td class="mdescRight">Clears GPIO pin interrupt status flags. <a href="#gafd738c868447c88d9f010a7c04a0c551">More...</a><br/></td></tr>
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<tr class="separator:gafd738c868447c88d9f010a7c04a0c551"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gab3c667b58e2fb90d0f998f66d9bdea7b"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#gab3c667b58e2fb90d0f998f66d9bdea7b">GPIO_PinClearInterruptFlag</a> (GPIO_Type *base, uint32_t pin)</td></tr>
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<tr class="memdesc:gab3c667b58e2fb90d0f998f66d9bdea7b"><td class="mdescLeft"> </td><td class="mdescRight">Clear GPIO individual pin's interrupt status flag. <a href="#gab3c667b58e2fb90d0f998f66d9bdea7b">More...</a><br/></td></tr>
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<tr class="separator:gab3c667b58e2fb90d0f998f66d9bdea7b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga9d2981db2bb5124995e29c6a92df8b5a"><td class="memItemLeft" align="right" valign="top">static uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga9d2981db2bb5124995e29c6a92df8b5a">GPIO_GetPinsDMARequestFlags</a> (GPIO_Type *base)</td></tr>
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<tr class="memdesc:ga9d2981db2bb5124995e29c6a92df8b5a"><td class="mdescLeft"> </td><td class="mdescRight">Reads the GPIO DMA request flags. <a href="#ga9d2981db2bb5124995e29c6a92df8b5a">More...</a><br/></td></tr>
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<tr class="separator:ga9d2981db2bb5124995e29c6a92df8b5a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga7f5186a9bedc509e40799d9e060b28db"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00050.html#ga7f5186a9bedc509e40799d9e060b28db">GPIO_SetMultipleInterruptPinsConfig</a> (GPIO_Type *base, uint32_t mask, <a class="el" href="a00009.html#ga7645095190ed1ef50026bd2d3de5d9e0">gpio_interrupt_config_t</a> config)</td></tr>
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<tr class="memdesc:ga7f5186a9bedc509e40799d9e060b28db"><td class="mdescLeft"> </td><td class="mdescRight">Sets the GPIO interrupt configuration in PCR register for multiple pins. <a href="#ga7f5186a9bedc509e40799d9e060b28db">More...</a><br/></td></tr>
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<tr class="separator:ga7f5186a9bedc509e40799d9e060b28db"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="ga0793a4e8cb6e746485012da3e487db53"></a>
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<div class="memitem">
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<td class="memname">void GPIO_PinInit </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>pin</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const <a class="el" href="a00009.html#a00061">gpio_pin_config_t</a> * </td>
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<td class="paramname"><em>config</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</div><div class="memdoc">
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<p>To initialize the GPIO, define a pin configuration, as either input or output, in the user file. Then, call the <a class="el" href="a00050.html#ga0793a4e8cb6e746485012da3e487db53" title="Initializes a GPIO pin used by the board. ">GPIO_PinInit()</a> function.</p>
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<p>This is an example to define an input pin or an output pin configuration. </p>
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<div class="fragment"><div class="line">* Define a digital input pin configuration,</div>
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<div class="line">* <a class="code" href="a00009.html#a00061">gpio_pin_config_t</a> config =</div>
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<div class="line">* {</div>
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<div class="line">* <a class="code" href="a00009.html#ggada41ca0a2ce239fe125ee96833e715c0abacf19933be1940ab40c83535e6a46d4">kGPIO_DigitalInput</a>,</div>
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<div class="line">* 0,</div>
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<div class="line">* }</div>
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<div class="line">* Define a digital output pin configuration,</div>
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<div class="line">* <a class="code" href="a00009.html#a00061">gpio_pin_config_t</a> config =</div>
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<div class="line">* {</div>
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<div class="line">* <a class="code" href="a00009.html#ggada41ca0a2ce239fe125ee96833e715c0a509ebcd228fc813cf4afcacd258680f9">kGPIO_DigitalOutput</a>,</div>
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<div class="line">* 0,</div>
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<div class="line">* }</div>
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<div class="line">* </div>
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</div><!-- fragment --><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">pin</td><td>GPIO port pin number </td></tr>
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<tr><td class="paramname">config</td><td>GPIO pin configuration pointer </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="ga278ad5128be26870da0a89a80bd789c7"></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">void GPIO_GetVersionInfo </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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"><a class="el" href="a00009.html#a00062">gpio_version_info_t</a> * </td>
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<td class="paramname"><em>info</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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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">info</td><td>GPIO version information </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="gac2c988716a24d1c343474d3098447834"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_PortInputEnable </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro </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="gafb03411b8cf48965a5c097a88203c8c7"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_PortInputDisable </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro </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="ga80e69ba881f3667fee56c01fa2b2e890"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_PinWrite </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>pin</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>output</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">pin</td><td>GPIO pin number </td></tr>
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<tr><td class="paramname">output</td><td>GPIO pin output logic level.<ul>
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<li>0: corresponding pin output low-logic level.</li>
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<li>1: corresponding pin output high-logic level. </li>
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</ul>
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</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="ga2de9f41517bfde0920a5dea5db6e56d6"></a>
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<div class="memitem">
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<div class="memproto">
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_PortSet </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro </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="gaff8a89d83ce5fdaea9db88317eece33c"></a>
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<div class="memitem">
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<div class="memproto">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_PortClear </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro </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="gaedff8c598cb084323f2aa6c324c2c0cb"></a>
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<div class="memitem">
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<div class="memproto">
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<td class="mlabels-left">
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<tr>
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<td class="memname">static void GPIO_PortToggle </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro </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="gac999c0dd229595fe2b651e796da560be"></a>
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<div class="memproto">
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static uint32_t GPIO_PinRead </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>pin</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">pin</td><td>GPIO pin 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">GPIO</td><td>port input value<ul>
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<li>0: corresponding pin input low-logic level.</li>
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<li>1: corresponding pin input high-logic level. </li>
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</ul>
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</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="gab9967340de1977ca533240e0819ad876"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_SetPinInterruptConfig </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
|
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<td class="paramname"><em>pin</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"><a class="el" href="a00009.html#ga7645095190ed1ef50026bd2d3de5d9e0">gpio_interrupt_config_t</a> </td>
|
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<td class="paramname"><em>config</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer. </td></tr>
|
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<tr><td class="paramname">pin</td><td>GPIO pin number. </td></tr>
|
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<tr><td class="paramname">config</td><td>GPIO pin interrupt configuration.<ul>
|
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ae49c67dff5a5af96441b5be5877920e2" title="Interrupt status flag is disabled. ">kGPIO_InterruptStatusFlagDisabled</a>: Interrupt/DMA request disabled.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0aea5a6f00e7f460462cbb61d869d6afb3" title="ISF flag and DMA request on rising edge. ">kGPIO_DMARisingEdge</a> : DMA request on rising edge(if the DMA requests exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a0d6241b8923e095b6929b8953223eff7" title="ISF flag and DMA request on falling edge. ">kGPIO_DMAFallingEdge</a>: DMA request on falling edge(if the DMA requests exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a60082b41139b7f39a4bfeb0c3d063bb4" title="ISF flag and DMA request on either edge. ">kGPIO_DMAEitherEdge</a> : DMA request on either edge(if the DMA requests exit).</li>
|
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a7d3dc52df6b88850b150e147f6fae8b4" title="Flag sets on rising edge. ">kGPIO_FlagRisingEdge</a> : Flag sets on rising edge(if the Flag states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ac96724429f68b193d6d9df6a87f05796" title="Flag sets on falling edge. ">kGPIO_FlagFallingEdge</a> : Flag sets on falling edge(if the Flag states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a4178a46b5dd82465dc1fea82f0dfa060" title="Flag sets on either edge. ">kGPIO_FlagEitherEdge</a> : Flag sets on either edge(if the Flag states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a54e1670e1eaee99015b7d0087bc7eff6" title="Interrupt when logic zero. ">kGPIO_InterruptLogicZero</a> : Interrupt when logic zero.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a9037ab47c47cbb1b78769e551543d7ab" title="Interrupt on rising edge. ">kGPIO_InterruptRisingEdge</a> : Interrupt on rising edge.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0afd6a7ce8570cd3a48c665e0e2702f906" title="Interrupt on falling edge. ">kGPIO_InterruptFallingEdge</a>: Interrupt on falling edge.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ac135bf36c113d67a23f75cc84310611d" title="Interrupt on either edge. ">kGPIO_InterruptEitherEdge</a> : Interrupt on either edge.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a212b62b7e9009f75ab1ee4b660c89024" title="Interrupt when logic one. ">kGPIO_InterruptLogicOne</a> : Interrupt when logic one.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a7cbafdc984c633da3dcd62a61ae174d3" title="Enable active high-trigger output. ">kGPIO_ActiveHighTriggerOutputEnable</a> : Enable active high-trigger output (if the trigger states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ae1f53b8ca425d32ea1417b6eaef76d62" title="Enable active low-trigger output. ">kGPIO_ActiveLowTriggerOutputEnable</a> : Enable active low-trigger output (if the trigger states exit). </li>
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</ul>
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</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="ga9f0b75348e79199f81b75d4969b3867e"></a>
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<div class="memitem">
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<td class="memname">uint32_t GPIO_GpioGetInterruptFlags </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</em></td><td>)</td>
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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">base</td><td>GPIO peripheral base pointer. (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>The current GPIO's interrupt status flag. '1' means the related pin's flag is set, '0' means the related pin's flag not set. For example, the return value 0x00010001 means the pin 0 and 17 have the interrupt pending. </dd></dl>
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<a class="anchor" id="ga9769a667a796bcd93cf28304870d3257"></a>
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<td class="memname">uint8_t GPIO_PinGetInterruptFlag </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>pin</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</div><div class="memdoc">
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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">base</td><td>GPIO peripheral base pointer. (GPIOA, GPIOB, GPIOC, and so on) </td></tr>
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<tr><td class="paramname">pin</td><td>GPIO specific pin number. </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>The current selected pin's interrupt status flag. </dd></dl>
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<a class="anchor" id="gafd738c868447c88d9f010a7c04a0c551"></a>
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<td class="memname">void GPIO_GpioClearInterruptFlags </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</em> </td>
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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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</table>
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</div><div class="memdoc">
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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">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on.) </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro </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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<td class="memname">void GPIO_PinClearInterruptFlag </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>pin</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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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer (GPIOA, GPIOB, GPIOC, and so on). </td></tr>
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<tr><td class="paramname">pin</td><td>GPIO specific pin number. </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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<a class="anchor" id="ga9d2981db2bb5124995e29c6a92df8b5a"></a>
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<table class="mlabels">
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static uint32_t GPIO_GetPinsDMARequestFlags </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</em></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
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</div><div class="memdoc">
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<p>The corresponding flag will be cleared automatically at the completion of the requested DMA transfer </p>
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<a class="anchor" id="ga7f5186a9bedc509e40799d9e060b28db"></a>
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<div class="memitem">
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<table class="mlabels">
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<tr>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname">static void GPIO_SetMultipleInterruptPinsConfig </td>
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<td>(</td>
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<td class="paramtype">GPIO_Type * </td>
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<td class="paramname"><em>base</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">uint32_t </td>
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<td class="paramname"><em>mask</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"><a class="el" href="a00009.html#ga7645095190ed1ef50026bd2d3de5d9e0">gpio_interrupt_config_t</a> </td>
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<td class="paramname"><em>config</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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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </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="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">base</td><td>GPIO peripheral base pointer. </td></tr>
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<tr><td class="paramname">mask</td><td>GPIO pin number macro. </td></tr>
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<tr><td class="paramname">config</td><td>GPIO pin interrupt configuration.<ul>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ae49c67dff5a5af96441b5be5877920e2" title="Interrupt status flag is disabled. ">kGPIO_InterruptStatusFlagDisabled</a>: Interrupt disabled.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0aea5a6f00e7f460462cbb61d869d6afb3" title="ISF flag and DMA request on rising edge. ">kGPIO_DMARisingEdge</a> : DMA request on rising edge(if the DMA requests exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a0d6241b8923e095b6929b8953223eff7" title="ISF flag and DMA request on falling edge. ">kGPIO_DMAFallingEdge</a>: DMA request on falling edge(if the DMA requests exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a60082b41139b7f39a4bfeb0c3d063bb4" title="ISF flag and DMA request on either edge. ">kGPIO_DMAEitherEdge</a> : DMA request on either edge(if the DMA requests exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a7d3dc52df6b88850b150e147f6fae8b4" title="Flag sets on rising edge. ">kGPIO_FlagRisingEdge</a> : Flag sets on rising edge(if the Flag states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ac96724429f68b193d6d9df6a87f05796" title="Flag sets on falling edge. ">kGPIO_FlagFallingEdge</a> : Flag sets on falling edge(if the Flag states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a4178a46b5dd82465dc1fea82f0dfa060" title="Flag sets on either edge. ">kGPIO_FlagEitherEdge</a> : Flag sets on either edge(if the Flag states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a54e1670e1eaee99015b7d0087bc7eff6" title="Interrupt when logic zero. ">kGPIO_InterruptLogicZero</a> : Interrupt when logic zero.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a9037ab47c47cbb1b78769e551543d7ab" title="Interrupt on rising edge. ">kGPIO_InterruptRisingEdge</a> : Interrupt on rising edge.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0afd6a7ce8570cd3a48c665e0e2702f906" title="Interrupt on falling edge. ">kGPIO_InterruptFallingEdge</a>: Interrupt on falling edge.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ac135bf36c113d67a23f75cc84310611d" title="Interrupt on either edge. ">kGPIO_InterruptEitherEdge</a> : Interrupt on either edge.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a212b62b7e9009f75ab1ee4b660c89024" title="Interrupt when logic one. ">kGPIO_InterruptLogicOne</a> : Interrupt when logic one.</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0a7cbafdc984c633da3dcd62a61ae174d3" title="Enable active high-trigger output. ">kGPIO_ActiveHighTriggerOutputEnable</a> : Enable active high-trigger output (if the trigger states exit).</li>
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<li><a class="el" href="a00009.html#gga7645095190ed1ef50026bd2d3de5d9e0ae1f53b8ca425d32ea1417b6eaef76d62" title="Enable active low-trigger output. ">kGPIO_ActiveLowTriggerOutputEnable</a> : Enable active low-trigger output (if the trigger states exit).. </li>
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</ul>
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</td></tr>
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</table>
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</dd>
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</dl>
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