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<title>Release Notes for STM32L4xx CMSIS</title>
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<h1 id="release-notes-for-stm32l4xx-cmsis"><small>Release Notes for</small> <mark>STM32L4xx CMSIS</mark></h1>
<p>Copyright © 2017 STMicroelectronics<br />
</p>
<a href="https://www.st.com" class="logo"><img src="../../../../../_htmresc/st_logo.png" alt="ST logo" /></a>
</center>
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<h1 id="license">License</h1>
<p>Licensed by ST under BSD 3-Clause license (the "License"). You may not use this package except in compliance with the License. You may obtain a copy of the License at:</p>
<p><a href="https://opensource.org/licenses/BSD-3-Clause">https://opensource.org/licenses/BSD-3-Clause</a></p>
<h1 id="purpose">Purpose</h1>
<p>This driver provides the CMSIS device for the stm32l4xx products. This covers</p>
<ul>
<li>STM32L412xx/STM32L422x devices</li>
<li>STM32L431xx/STM32L432xx/STM32L433xx/STM32L442xx/STM32L443xx devices</li>
<li>STM32L451xx/STM32L452xx/STM32L462xx devices</li>
<li>STM32L471xx/STM32L475xx/STM32L476xx/STM32L485xx/STM32L486xx devices</li>
<li>STM32L496xx/STM32L4A6xx devices</li>
<li>STM32L4P5xx/STM32L4Q5xx devices</li>
<li>STM32L4R5xx/STM32L4R7xx/STM32L4R9xx/STM32L4S5xx/STM32L4S7xx and STM32L4S9xx devices</li>
</ul>
<p>This driver is composed of the descriptions of the registers under “Include” directory.</p>
<p>Various template file are provided to easily build an application. They can be adapted to fit applications requirements.</p>
<ul>
<li>Templates/system_stm32l4xx.c contains the initialization code referred as SystemInit.</li>
<li>Startup files are provided as example for IAR©, KEIL© and SW4STM32©.</li>
<li>Linker files are provided as example for IAR©, KEIL© and SW4STM32©.</li>
</ul>
</div>
<div class="col-sm-12 col-lg-8">
<h1 id="update-history">Update History</h1>
<div class="collapse">
<input type="checkbox" id="collapse-section21" checked aria-hidden="true"> <label for="collapse-section21" aria-hidden="true">V1.6.0 / 22-November-2019</label>
<div>
<h2 id="main-changes">Main Changes</h2>
<ul>
<li>Add the support of <strong>STM32L4P5xx/STM32L4Q5xx</strong> devices
<ul>
<li>Add stm32l4p5xx.h and stm32l4q5xx.h device description files</li>
<li>Add startup files startup_stm32l4p5xx.s and stm32l4q5xx.s for EWARM, MDK-ARM and CubeIDE toolchains<br />
</li>
<li>Add EWARM associated linker files for execution from internal RAM or internal FLASH<br />
</li>
<li>stm32l4xx.h
<ul>
<li>Add the following device defines:
<ul>
<li>“#define STM32L4P5xx” for all STM32L4P5xx devices</li>
<li>“#define STM32L4Q5xx” for all STM32L4Q5xx devices</li>
</ul></li>
</ul></li>
</ul></li>
<li>All gcc startup files
<ul>
<li>Remove reference to Atollic IDE in comments</li>
</ul></li>
<li>stm32l412xx.h and stm32l422xx.h
<ul>
<li>Remove RTC_ICSR_ALRAWF and RTC_ICSR_ALRBWF bits definition (not applicable to these devices)</li>
<li>Correct RTC_WUTR_WUTOCLR_Msk definition comment</li>
</ul></li>
<li>gcc startup_stm32l412xx.s and startup_stm32l422xx.s files
<ul>
<li>Add missing USB_IRQHander definition</li>
</ul></li>
<li>stm32l4r5xx.h, stm32l4r7xx.h, stm32l4r9xx.h, stm32l4s5xx.h, stm32l4s7xx.h and stm32l4s9xx.h
<ul>
<li>Add RCC_DLYCFGR register definition</li>
<li>Swap I2C4_EV_IRQn and I2C4_ER_IRQn definitions to be aligned with startup files</li>
</ul></li>
<li>stm32l496xx.h and stm32l4a6xx.h
<ul>
<li>Remove PEMPTY bit definition (not applicable to these devices)</li>
</ul></li>
<li>All MDK-ARM start-up files
<ul>
<li>Move back the start tag of the configuration wizard to make sure STMicroelectronics copyright section doesn’t interfere with the configuration annotation parser</li>
</ul></li>
<li>All stm32l4XXxx.h device description files
<ul>
<li>Remove IS_TIM_SYNCHRO_INSTANCE macro</li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section20" aria-hidden="true"> <label for="collapse-section20" aria-hidden="true">V1.5.1 / 03-April-2019</label>
<div>
<h2 id="main-changes-1">Main Changes</h2>
<ul>
<li>stm32l412xx.h, stm32l422xx.h, stm32l431xx.h, stm32l432xx.h, stm32l433xx.h, stm32l442xx.h, stm32l443xx.h, stm32l451xx.h, stm32l452xx.h, stm32l462xx.h and stm32l471xx.h
<ul>
<li>Correct comment related to PVD_PVM_IRQn definition</li>
</ul></li>
<li>stm32l412xx.h and stm32l422xx.h
<ul>
<li>Add missing definitions of QUADSPI DFM, FSEL and DHHC bits</li>
<li>Add missing definition of ADC_SMPR1_SMPPLUS bit</li>
<li>Correct PWR_CR3 bit name EN_ULP into ENULP</li>
</ul></li>
<li>stm32l412xx.h, stm32l422xx.h, stm32l431xx.h, stm32l432xx.h, stm32l433xx.h, stm32l442xx.h, stm32l443xx.h, stm32l451xx.h, stm32l452xx.h and stm32l462xx.h
<ul>
<li>Correct FLASH_PCROP1SR and FLASH_PCROP1ER registers definition
<ul>
<li>Correct size of PCROP fields : 16 bits for STM32L45xx/L46xx and 15 bits for STM32L43xx/L44xx</li>
<li>Correct size of page number field : 7 bits for STM32L43xx/L44xx and 6 bits STM32L41xx/L42xx</li>
<li>Correct size of WRP fields : 7 bits for STM32L43xx/L44xx</li>
</ul></li>
</ul></li>
<li>stm32l432xx.h and stm32l442xx.h
<ul>
<li>Add PWR_CR2_PVME1 definition</li>
</ul></li>
<li>stm32l4r5xx.h, stm32l4r7xx.h, stm32l4r9xx.h, stm32l4s5xx.h, stm32l4s7xx.h and stm32l4s9xx.h
<ul>
<li>Correct SDMMC_POWER bits definition</li>
<li>Correct comments related to SDMMC_CLKCR_WIDBUS definition</li>
<li>Correct EXTI_IMR1_IM mask definition</li>
</ul></li>
<li>stm32l4xx.h
<ul>
<li>Correct ErrorStatus typedef</li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section19" aria-hidden="true"> <label for="collapse-section19" aria-hidden="true">V1.5.0 / 27-July-2018</label>
<div>
<h2 id="main-changes-2">Main Changes</h2>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32l412xx.h and <span class="Apple-converted-space"></span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l422xx.h</span><span style="font-size: 10pt; font-family: Verdana;">device description files</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add startup files</span><span style="font-size: 10pt; font-family: Verdana;">startup_</span><span style="font-size: 10pt; font-family: Verdana;">stm32l412xx.s</span><span style="font-size: 10pt; font-family: Verdana;"><span class="Apple-converted-space"></span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">and<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">startup_</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32l422xx.s</span><span style="font-size: 10pt; font-family: Verdana;">for EWARM, MDK-ARM and SW4STM32 toolchains</span></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add EWARM associated linker files </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">for execution from internal RAM or internal FLASH </span><span style="font-size: 10pt; font-family: Verdana;"></span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l4xx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add the following device defines:</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L412xx" for all STM32L412xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L422xx" for all STM32L422xx devices</span></li>
</ul></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l4r5xx.h, stm32l4r7xx.h, stm32l4r9xx.h, </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s5xx.h, stm32l4s7xx.h and stm32l4s9xx.h</span><span style="font-size: 10pt; font-family: Verdana;">description files</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Update SDMMC mask register</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Correct</span><span style="font-size: 10pt; font-family: Verdana;">SDMMC</span><span style="font-size: 10pt; font-family: Verdana;">DPSMACT and CPSMACT bits definition</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4XXxx.h device description files except </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4rXxx.h and </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4sXxx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Correct Misra C:2012 Rule10.3 warning in replacing 0xFFUL by 0xFFU when CRC IDR register is 8-bit long only</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All iar/linker/stm32</span><span style="font-size: 10pt; font-family: Verdana;">l4XXxx_flash.icf and</span><span style="font-size: 10pt; font-family: Verdana;">iar/linker/stm32</span><span style="font-size: 10pt; font-family: Verdana;">l4XXxx_sram.icf</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Remove SRAM1 and SRAM2 (and SRAM3 </span><span style="font-size: 10pt; font-family: Verdana;">for </span><span style="font-size: 10pt; font-family: Verdana;">stm32</span><span style="font-size: 10pt; font-family: Verdana;">l4rXxx_flash.icf</span><span style="font-size: 10pt; font-family: Verdana;">,</span><span style="font-size: 10pt; font-family: Verdana;">stm32</span><span style="font-size: 10pt; font-family: Verdana;">l4sXxx_flash.icf</span><span style="font-size: 10pt; font-family: Verdana;">,</span><span style="font-size: 10pt; font-family: Verdana;">stm32</span><span style="font-size: 10pt; font-family: Verdana;">l4rXxx_sram.icf</span><span style="font-size: 10pt; font-family: Verdana;">and</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32</span><span style="font-size: 10pt; font-family: Verdana;">l4sXxx_sram.icf</span><span style="font-size: 10pt; font-family: Verdana;">) start and end addresses from ICF editor section</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Define RAM section as covering whole SRAM1 plus SRAM2 (and SRAM3 when applicable</span><span style="font-size: 10pt; font-family: Verdana;">) when the SRAM regions are contiguous</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section1" aria-hidden="true"> <label for="collapse-section1" aria-hidden="true">V1.4.3 / 30-April-2018</label>
<div>
<h2 id="main-changes-3">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">All </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4XXxx.h device description files</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Fix DFSDM_FLTICR_CLRSCDF definition</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Cleanup USB Host &amp; Device bit definitions</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">[MISRAC2012-Rule-10.6] Use 'UL' postfix for _Msk definitions and memory/peripheral base addresses<br />
</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l4r5xx.h, <span class="Apple-converted-space"></span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r7xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r9xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s5xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s7xx.h<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">and<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s9xx.h devices description files</span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Fix SDMMC_STA_DPSMACT and</span><span style="font-size: 10pt; font-family: Verdana;">SDMMC_STA_</span><span style="font-size: 10pt; font-family: Verdana;">CPSMACT definitions (V1.4.1 update was incorrect)</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4XXxx.h device description files except </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r5xx.h, </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r7xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r9xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s5xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s7xx.h<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">and<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s9xx.h</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Add missing USART_CR3_UCESM bit definition</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section5" aria-hidden="true"> <label for="collapse-section5" aria-hidden="true">V1.4.2 / 22-December-2017</label>
<div>
<h2 id="main-changes-4">Main Changes</h2>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">SPI_TypeDef cleanup of Reserved fields.</span></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section6" aria-hidden="true"> <label for="collapse-section6" aria-hidden="true">V1.4.1 / 6-October-2017</label>
<div>
<h2 id="main-changes-5">Main Changes</h2>
<p><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r5xx.h and stm32l4s5xx.h description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Remove LTDC peripheral definitions as LTDC not available on STM32L4R5xx/STM32L4S5xx devices</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section7" aria-hidden="true"> <label for="collapse-section7" aria-hidden="true">V1.4.0 / 25-August-2017</label>
<div>
<h2 id="main-changes-6">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add the support of </span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;">STM32L4R5xx/</span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;">STM32L4R7xx/</span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;">STM32L4R9xx/</span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;">STM32L4S5xx/</span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;">STM32L4S7xx/STM32L4S9xx</span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span> devices</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r5xx.h, <span class="Apple-converted-space"></span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r7xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4r9xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s5xx.h,<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s7xx.h<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">and<span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;">stm32l4s9xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add startup files startup_stm32l4r5xx.s, startup_stm32l4r7xx.s, startup_stm32l4r9xx.s, startup_stm32l4s5xx.s, startup_stm32l4s7xx.s and stm32l4s9xx.s for EWARM, MDK-ARM and SW4STM32 toolchains</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span class="Apple-converted-space"></span></span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span class="Apple-converted-space"> </span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span class="Apple-converted-space"></span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span class="Apple-converted-space"> </span></span></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add EWARM associated linker files for execution from internal RAM or internal FLASH</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span></p></li>
<li><span style="font-size: 10pt; font-family: Verdana;">stm32l4xx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add the following device defines:</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4R5xx" for all STM32L4R5xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4R7xx" for all STM32L4R7xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4R9xx" for all STM32L4R9xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4S5xx" for all STM32L4S5xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4S7xx" for all STM32L4S7xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4S9xx" for all STM32L4S9xx devices</span></li>
</ul></li>
</ul></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All adequate stm32l4XXxx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">PWR: Rename PWR_CR3_EIWF to PWR_CR3_EIWUL</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">TIM: Add missing TIM8 check in debug macro IS_TIM_HALL_SENSOR_INTERFACE_INSTANCE() devices</span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">USB: Fix USB_EP0R...USB_EP7R definitions</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">system_stm32l4xx.c</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Fix MISRA C 2004 rule 10.6 : a 'U' suffix shall be applied to all constants of 'unsigned' type</span></li>
</ul></li>
</ul>
<p><span style="font-size: 10pt; font-family: Verdana;"></span></p>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section8" aria-hidden="true"> <label for="collapse-section8" aria-hidden="true">V1.3.2 / 16-June-2017</label>
<div>
<h2 id="main-changes-7">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l451xx.h, stm32l452xx.h, stm32l462xx.h description files</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Remove EXTI_IMR2_IM34 and EXTI_EMR2_IM34 bits (no SWPMI EXTI line)</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l432xx.h, stm32l442xx.h, stm32l452xx.h, stm32l462xx.h description files</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Remove EXTI_IMR2_IM36 and EXTI_EMR2_IM36 bits from STM32L4x2x devices (no PVM2 EXTI line)</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l431xx.h, stm32l432xx.h, stm32l442xx.h, stm32l451xx.h, stm32l452xx.h, stm32l462xx.h, stm32l471xx.h, stm32l475xx.h, stm32l485xx.h </span><span style="font-size: 10pt; font-family: Verdana;">description files</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Remove EXTI_IMR2_IM39 and EXTI_EMR2_IM39 bits</span><span style="font-size: 10pt; font-family: Verdana;">from</span><span style="font-size: 10pt; font-family: Verdana;">STM32L4x1x,</span><span style="font-size: 10pt; font-family: Verdana;">STM32L4x2x and </span><span style="font-size: 10pt; font-family: Verdana;">STM32L4x5x</span><span style="font-size: 10pt; font-family: Verdana;">devices</span><span style="font-size: 10pt; font-family: Verdana;">(</span><span style="font-size: 10pt; font-family: Verdana;">no LCD EXTI line)</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4XXxx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Remove erroneous SRAM2_BB_BASE definition</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add missing EXTI_EMR2_EM constants</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add missing TIM8 check in debug macro IS_TIM_HALL_SENSOR_INTERFACE_INSTANCE() devices where TIM8 is present<br />
</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section9" aria-hidden="true"> <label for="collapse-section9" aria-hidden="true">V1.3.1 / 21-April-2017</label>
<div>
<h2 id="main-changes-8">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l496xx.h and stm32l4a6xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">FIREWALL</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Fix FW_VDSSA_ADD_Msk and FW_VDSL_LENG_Msk definitions</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">TIM16</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Fix TIM16_OR1_TI1_RMP_Msk definition</span></li>
</ul></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section10" aria-hidden="true"> <label for="collapse-section10" aria-hidden="true">V1.3.0 / 17-February-2017</label>
<div>
<h2 id="main-changes-9">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add the support of <span style="font-weight: bold;"></span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;">STM32L496xx/STM32L4A6xx</span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold;"></span> devices</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32l496xx.h and stm32l4a6xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"><br />
</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add startup files startup_stm32l496xx.s and startup_stm32l4a6xx.s for EWARM, MDK-ARM and SW4STM32 toolchains</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add linker files </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">stm32l496xx_flash.icf, stm32l496xx_sram.icf, stm32l4a6xx_flash.icf and stm32l4a6xx_sram.icf used within EWARM workspaces</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l4xx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add the following device defines:</span></p>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L496xx" for all STM32L496xx devices</span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L4A6xx" for all STM32L4A6xx devices</span></p></li>
</ul></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4XXxx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Fix RCC_CRRCR_HSI48CAL_Pos and RCC_CRRCR_HSI48CAL values</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section11" aria-hidden="true"> <label for="collapse-section11" aria-hidden="true">V1.2.0 / 28-October-2016</label>
<div>
<h2 id="main-changes-10">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add the support of <span style="font-weight: bold;">STM32L451xx/STM32L452xx/STM32L462xx</span> devices</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add </span><span style="font-size: 10pt; font-family: Verdana;">stm32l451xx.h, stm32l452xx.h and stm32l462xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add startup files startup_stm32l451xx.s, startup_stm32l452xx.s and startup_stm32l462xx.s for EWARM, MDK-ARM and SW4STM32 toolchains</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><br />
</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add linker files stm32l451xx_flash.icf, stm32l451xx_sram.icf, stm32l452xx_flash.icf, stm32l452xx_sram.icf, stm32l462xx_flash.icf and stm32l462xx_sram.icf used within EWARM workspaces  </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">stm32l4xx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add the following device defines:</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L451xx" for all STM32L451xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L452xx" for all STM32L452xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L462xx" for all STM32L462xx devices</span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">All </span><span style="font-size: 10pt; font-family: Verdana;">stm32l4XXxx.h device description files except stm32l451xx.h, stm32l452xx.h and stm32l462xx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add DAC_CHANNEL2_SUPPORT definition as DAC channel 2 is present on these devices</span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l432xx.h and stm32l442xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Remove PWR_CR2_PVME1 and PWR_SR2_PVMO1 as VDDUSB is internally connected to VDD on these devices thus no PVM1</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l475xx.h, stm32l476xx.h, stm32l485xx.h and stm32l486xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Remove USB OTG Core Id version definitions USB_OTG_CORE_ID_310A and USB_OTG_CORE_ID_320A as reserved for internal usage</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section12" aria-hidden="true"> <label for="collapse-section12" aria-hidden="true">V1.1.2 / 12-September-2016</label>
<div>
<h2 id="main-changes-11">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Fix DAC_SR_BWST1 bit definition</span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Fix SDMMC_DCTRL_DBLOCKSIZE_2 and SDMMC_DCTRL_DBLOCKSIZE_3 bits definition</span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">USB OTG FS</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add GSNPSID, GHWCFG1 and GHWCFG2 register mapping</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add USB OTG Core Id version definitions: USB_OTG_CORE_ID_310A and USB_OTG_CORE_ID_320A<br />
</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section13" aria-hidden="true"> <label for="collapse-section13" aria-hidden="true">V1.1.1 / 29-April-2016</label>
<div>
<h2 id="main-changes-12">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">All device register description files enriched with _Pos and _Msk defines to be used with _VAL2FLD(field, value) and _FLD2VAL(field, value) from CMSIS Core (previous defines are kept for compatibility)</span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l471xx.h, stm32l475xx.h, stm32l476xx.h, stm32l485xx.h and stm32l486xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Update DFSDM peripheral instance and register definitions (named DFSDM1 peripheral from now instead of DFSDM)</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename DFSDM<span style="font-style: italic;">x</span>_IRQn to DFSDM1_FLT<span style="font-style: italic;">x</span>_IRQn for <span style="font-style: italic;">x</span>=0,1,2 and 3  (filters)</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename DFSDM channels and filters to refer to DFSDM1 peripheral instance with DFSDM1 prefix</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">DFSDM1_Channel0, DFSDM1_Channel1, ... DFSDM1_Channel7</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">DFSDM1_Filter0,</span><span style="font-size: 10pt; font-family: Verdana;">DFSDM1_Filter1, ..., </span><span style="font-size: 10pt; font-family: Verdana;">DFSDM1_Filter3</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename registers in DFSDM_Filter_TypeDef to use FLT prefix for filter</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">FLTCR1, FLTCR2, FLTISR, FLTICR, FLTJCHGR, FLTFCR, FLTJDATAR, FLTRDATAR, FLTAWHTR, </span><span style="font-size: 10pt; font-family: Verdana;">FLTAWLTR, FLTAWSR, FLTAWCFR, FLTEXMAX, FLTEXMIN, FLTCNVTIMR</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename register in DFSDM_Filter_TypeDef to use CH prefix for channel</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">CHAWSCDR<br />
</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Update RCC definitions for DFSDM1</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename RCC_APB2RSTR_DFSDMRST to RCC_APB2RSTR_DFSDM1RST</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename RCC_APB2ENR_DFSDMEN to RCC_APB2ENR_DFSDM1EN</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename RCC_APB2SMENR_DFSDMSMEN to RCC_APB2SMENR_DFSDM1SMEN</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename RCC_CCIPR_DFSDMSEL to RCC_CCIPR_DFSDM1SEL</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Update TIM definitions for DFSDM1</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM1_OR2_BKDFBK0E to TIM1_OR2_BKDF1BK0E</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM1_OR3_BK2DFBK1E to TIM1_OR3_BK2DF1BK1E</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM8_OR2_BKDFBK2E to TIM8_OR2_BKDF1BK2E</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM8_OR3_BK2DFBK3E to TIM8_OR3_BK2DF1BK3E</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM15_OR2_BKDFBK0E to TIM15_OR2_BKDF1BK0E</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM16_OR2_BKDFBK1E to TIM16_OR2_BKDF1BK1E</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename TIM17_OR2_BKDFBK2E to TIM17_OR2_BKDF1BK2E</span></li>
</ul></li>
</ul></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">FMC</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add FMC_BWTRx_BUSTURN register bit definition</span></li>
</ul></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">startup_stm32l471xx.s, startup_stm32l475xx.s, startup_stm32l476xx.s, startup_stm32l485xx.s and startup_stm32l486xx.s</span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename DFSDM<span style="font-style: italic;">x</span>_IRQHandler function entry points to DFSDM1_FLT<span style="font-style: italic;">x</span>_IRQHandler for <span style="font-style: italic;">x</span>=0,1,2 and 3 (filters)</span><span style="font-size: 10pt; font-family: Verdana;"><br />
 </span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section14" aria-hidden="true"> <label for="collapse-section14" aria-hidden="true">V1.1.0 / 26-February-2016</label>
<div>
<h2 id="main-changes-13">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add the support of <span style="font-weight: bold;">STM32L431xx/STM32L432xx/STM32L433xx/STM32L442xx/STM32L443xx</span> devices</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add </span><span style="font-size: 10pt; font-family: Verdana;">stm32l431xx.h, stm32l432xx.h, stm32l433xx.h, stm32l442xx.h and stm32l443xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><br />
</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add startup files startup_stm32l431xx.s, startup_stm32l432xx.s, startup_stm32l433xx.s, startup_stm32l442xx.s and startup_stm32l443xx.s for EWARM, MDK-ARM and SW4STM32 toolchains</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><br />
</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add linker files stm32l431xx_flash.icf, stm32l431xx_sram.icf, stm32l432xx_flash.icf, stm32l432xx_sram.icf, stm32l433xx_flash.icf, stm32l433xx_sram.icf, stm32l442xx_flash.icf, stm32l442xx_sram.icf, stm32l443xx_flash.icf and stm32l443xx_sram.icf used within EWARM workspaces  </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"> </span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">stm32l4xx.h</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add the following device defines:</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L431xx" for all STM32L431xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L432xx" for all STM32L432xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L433xx" for all STM32L433xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L442xx" for all STM32L442xx devices</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">"#define STM32L443xx" for all STM32L443xx devices</span></li>
</ul></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">stm32l471xx.h, stm32l475xx.h, stm32l476xx.h, stm32l485xx.h and stm32l486xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">DFSDM - alignment with registers &amp; bits naming used in documentation</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename DFSDM_AWSCDR_WDATA to DFSDM_CHWDATR_WDATA</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename DFSDM_AWSCDR_INDAT0 to DFSDM_CHDATINR_INDAT0</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Rename DFSDM_AWSCDR_INDAT0 to DFSDM_CHDATINR_INDAT0</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section15" aria-hidden="true"> <label for="collapse-section15" aria-hidden="true">V1.0.3 / 29-January-2016</label>
<div>
<h2 id="main-changes-14">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l471xx.h, stm32l475xx.h, stm32l476xx.h, stm32l485xx.h and stm32l486xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Apply MISRA C 2004 rule 10.6 ('U' suffix added)</span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add PACKAGE_BASE, UID_BASE and FLASHSIZE_BASE base address definitions<br />
</span></p></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">ADC</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Update ADC_CSR register bit definition</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">LPUART</span></li>
<li><p><span style="font-size: 10pt; font-family: Verdana;">Add IS_LPUART_INSTANCE() to check USART instance with low power capatibility</span></p></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">system_stm32l4xx.h/.c</span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Add declaration of APB Prescaler table values (const uint8_t  APBPrescTable[8])</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section16" aria-hidden="true"> <label for="collapse-section16" aria-hidden="true">V1.0.2 / 25-November-2015</label>
<div>
<h2 id="main-changes-15">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l471xx.h, stm32l475xx.h, stm32l476xx.h, stm32l485xx.h and stm32l486xx.h device description files</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">GPIO</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Align GPIO register bit definitions with RM0351 (legacy definitions preserved for compatibility)</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">FMC</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Remove FMC_BCR1_WFDIS bit definition (write fifo feature not available)</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">PWR</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Stop 0 mode introduction</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">PWR_CR1_LPMS_STOP1MR renamed to PWR_CR1_LPMS_STOP0</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">PWR_CR1_LPMS_STOP1LPR renamed to</span><span style="font-size: 10pt; font-family: Verdana;">PWR_CR1_LPMS_STOP1</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">RCC</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Align RCC register bit definitions with RM0351 (legacy definitions preserved for compatibility)</span> <span style="font-size: 10pt; font-family: Verdana;"></span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">TIM</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add IS_TIM_HALL_SENSOR_INTERFACE_INSTANCE() to check timer instance capability for hall sensor interface</span></li>
</ul></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">system_stm32l4xx.c</span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">Fix PLLCFGR default value in SystemInit()</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section17" aria-hidden="true"> <label for="collapse-section17" aria-hidden="true">V1.0.1 / 16-September-2015</label>
<div>
<h2 id="main-changes-16">Main Changes</h2>
<ul>
<li><p><span style="font-size: 10pt; font-family: Verdana;">stm32l471xx.h, stm32l475xx.h, stm32l476xx.h, stm32l485xx.h and stm32l486xx.h device</span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">description files</span></p>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">DBGMCU</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Fix DBGMCU_IDCODE_DEV_ID mask definition</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">FLASH</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add FLASH_OPTR_nRST_SHDW bit definition</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">I2C</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Fix naming I2C_CR1_DNF instead of I2C_CR1_DFN</span></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">TIM</span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">Add TIM16_OR2_BKDFBK1E bit definition</span></li>
<li><span style="font-size: 10pt; font-family: Verdana;">Add TIM17_OR2_BKDFBK2E bit definition</span></li>
</ul></li>
</ul></li>
<li><span style="font-size: 10pt; font-family: Verdana;">system_stm32l4xx.c</span><span style="font-size: 10pt; font-family: Verdana;"></span>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;">SystemCoreClockUpdate() corrected for SystemCoreClock computation when PLL is enabled</span></li>
</ul></li>
</ul>
</div>
</div>
<div class="collapse">
<input type="checkbox" id="collapse-section18" aria-hidden="true"> <label for="collapse-section18" aria-hidden="true">V1.0.0 / 26-June-2015</label>
<div>
<h2 id="main-changes-17">Main Changes</h2>
<ul>
<li><span style="font-size: 10pt; font-family: Verdana;">First official release for </span><span style="font-size: 10pt; font-family: Verdana; font-style: italic; font-weight: bold;">STM32L471xx, STM32L475xx, STM32L476xx, STM32L485xx and STM32L486xx devices</span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic; font-weight: bold;"><br />
</span></span></li>
</ul>
</div>
</div>
</div>
</div>
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