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cmsis-device-u5
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  <title>Release Notes for STM32U5xx CMSIS</title>
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<h1 id="release-notes-for-stm32u5xx-cmsis">Release Notes for <mark> STM32U5xx CMSIS </mark></h1>
<p>Copyright © 2021 STMicroelectronics<br />
</p>
<a href="https://www.st.com" class="logo"><img src="_htmresc/st_logo_2020.png" alt="ST logo" /></a>
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<h1 id="update-history"><strong>Update History</strong></h1>
<div class="collapse">
<input type="checkbox" id="collapse-section4" checked aria-hidden="true"> <label for="collapse-section4" checked aria-hidden="true"><strong>V1.2.0 / 08-February-2023</strong></label>
<div>
<h2 id="main-changes">Main Changes</h2>
<p><strong>CMSIS Device</strong> Official Release version of bits and registers definition aligned with RM0456 (STM32U5 reference manual)</p>
<ul>
<li><strong>Support of stm32u535xx and stm32u545xx devices</strong>:
<ul>
<li>Add “stm32u535xx.h” and “stm32u545xx.h” files</li>
<li>Add startup files “startup_stm32u535xx.s” and “startup_stm32u545xx.s” for EWARM and STM32CUBEIDE toolchains</li>
<li>Add EWARM and STM32CUBEIDE linker files for all devices for legacy and for TrustZone based application</li>
</ul></li>
<li><p><strong>Registers and bit field definitions updates</strong>:</p>
<ul>
<li>Add USB Dual Role Device FS Endpoint registers:
<ul>
<li>Add Bits definition for USB_DRD_CNTR register</li>
<li>Add Bits definition for USB_DRD_ISTR register</li>
<li>Add Bits definition for USB_DRD_FNR register</li>
<li>Add Bits definition for USB_DRD_DADDR register</li>
<li>Add Bit definition for USB_DRD_BTABLE register</li>
<li>Add Bit definition for LPMCSR register</li>
<li>Add Bits definition for USB_DRD_BCDR register</li>
<li>Add Bits definition for USB_DRD_CHEP register</li>
</ul></li>
<li>Add USB_IRQn interrupt</li>
<li>Add USB_OTG_GCCFG_PULLDOWNEN define</li>
<li>Add LSECSSD and MSI_PLL_UNLOCK global interrupts</li>
<li>Add USART_DMAREQUESTS_SW_WA define</li>
<li>Add DBGMCU_APB1FZR2_DBG_I2C5_STOP and DBGMCU_APB1FZR2_DBG_I2C6_STOP defines</li>
<li>Remove DBGMCU_APB1FZR2_DBG_FDCAN_STOP define</li>
<li>Add AES_IER_RNGEIE AES_ICR_RNGEIF and AES_ISR_RNGEIF defines</li>
<li>Add DMA2D_TRIGGER_SUPPORT define</li>
<li>Rename Bit definition for EXTI_SECENR1 register to EXTI_SECCFGR1 register</li>
<li>Rename Bit definition for EXTI_PRIVENR1 register to EXTI_PRIVCFGR1 register</li>
<li>Add Bit definition for EXTI_LOCKR register</li>
<li>Add EXTI_RTSR1_RT25, EXTI_FTSR1_FT25, EXTI_SWIER1_SWI25, EXTI_RPR1_RPIF25, EXTI_FPR1_FPIF25, EXTI_IMR1_IM25 and EXTI_EMR1_EM25 defines</li>
<li>Add COMP_WINDOW_MODE_SUPPORT define</li>
<li>Add Bit definition for SYSCFG_OTGHSPHYTUNER2 register</li>
<li>Add SYSCFG_CFGR1_SRAMCACHED define</li>
<li>Add UCPD configuration register 3</li>
<li>Add RCC_APB2RSTR_USBRST define</li>
<li>Add RCC_APB2ENR_USBEN define</li>
<li>Add RCC_APB2SMENR_USBSMEN define</li>
<li>Add IS_SPI_GRP1_INSTANCE and IS_SPI_GRP2_INSTANCE macros</li>
<li>Add IS_COMP_ALL_INSTANCE macro</li>
<li>Add IS_HCD_ALL_INSTANCE and IS_PCD_ALL_INSTANCE macro</li>
<li>Add PWR_CR1_FORCE_USBPWR and PWR_VOSR_VDD11USBDIS defines</li>
<li>Rename OCTOSPI_CR_DQM to XSPI_CR_DMM</li>
<li>Rename OCTOSPI_CR_FSEL to XSPI_OCTOSPI_CR_MSEL</li>
<li>Rename ADC4_PW_AUTOFF to ADC4_PWRR_AUTOFF</li>
<li>Rename ADC4_PW_DPD to ADC4_PWRR_DPD</li>
<li>Rename ADC4_PW_VREFPROT to ADC4_PWRR_VREFPROT</li>
<li>Rename ADC4_PW_VREFSECSMP to ADC4_PWRR_VREFSECSMP</li>
</ul></li>
</ul>
<h2 id="backward-compatibility">Backward Compatibility</h2>
<ul>
<li>N/A</li>
</ul>
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<input type="checkbox" id="collapse-section3" aria-hidden="true"> <label for="collapse-section3" checked aria-hidden="true"><strong>V1.1.0 / 16-February-2022</strong></label>
<div>
<h2 id="main-changes-1">Main Changes</h2>
<ul>
<li><strong>CMSIS Device</strong> Maintenance Release version of bits and registers definition aligned with RM0456 (STM32U5 reference manual)
<ul>
<li>Add the support of STM32U595xx, STM32U5A5xx, STM32U599xx and STM32U5A9xx devices</li>
<li>Define XSPI_TypeDef as alias to OCTOSPI_TypeDef and HSPI_TypeDef</li>
<li>Define XSPIM_TypeDef as alias to OCTOSPIM_TypeDef</li>
<li>Update XSPI bit definition to alias OCTOSPI and HSPI bits</li>
<li>Add OPAMP12_COMMON_NS, OPAMP12_COMMON_S, OPAMP12_COMMON, OPAMP12_COMMON_BASE defines</li>
<li>Update OPAMP_Common_TypeDef to align with reference manual</li>
<li>Add the SRAM4 memory definition in all STM32CubeIDE flashloader files</li>
<li>Update the flash size define to support:
<ul>
<li>STM32U575/STM32U585: 2Mbytes flash devices</li>
<li>STM32U595/STM32U5A5/STM32U599/STM32U5A9: 4Mbytes flash devices</li>
</ul></li>
<li>Rename PVD_AVD_IRQHandler to PVD_PVM_IRQHandler in all start-up files</li>
<li>Rename RCC_AHB2RSTR1_ADC1RST to RCC_AHB2RSTR1_ADC12RST</li>
<li>Rename RCC_AHB2ENR1_ADC1EN to RCC_AHB2ENR1_ADC12EN</li>
<li>Rename RCC_AHB2SMENR1_ADC1SMEN to RCC_AHB2SMENR1_ADC12SMEN</li>
<li>Rename RCC_CCIPR1_CLK48MSEL to RCC_CCIPR1_ICLKSEL</li>
<li>Rename RCC_SECCFGR_CLK48MSEC to RCC_SECCFGR_ICLKSEC</li>
<li>Add TIM3 and TIM4 are missing in IS_TIM_32B_COUNTER_INSTANCE macro definition</li>
</ul></li>
</ul>
</div>
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<div class="collapse">
<input type="checkbox" id="collapse-section2" aria-hidden="true"> <label for="collapse-section2" checked aria-hidden="true"><strong>V1.0.1 / 01-October-2021</strong></label>
<div>
<h2 id="main-changes-2">Main Changes</h2>
<ul>
<li>Rename OTG_FS_BASE_NS to USB_OTG_FS_BASE_NS define</li>
<li>Rename OTG_FS_BASE_S to USB_OTG_FS_BASE_S define</li>
<li>Add LSI_STARTUP_TIME define</li>
<li>Fix wrong IRQn name in partition_stm32u5xx.h</li>
</ul>
</div>
</div>
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<input type="checkbox" id="collapse-section1" aria-hidden="true"> <label for="collapse-section1" checked aria-hidden="true"><strong>V1.0.0 / 28-June-2021</strong></label>
<div>
<h2 id="main-changes-3">Main Changes</h2>
<ul>
<li>First official release version of bits and registers definition aligned with RM0456 (STM32U5 reference manual)</li>
</ul>
</div>
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For complete documentation on STM32 Microcontrollers </mark> , visit: <span style="font-color: blue;"><a href="http://www.st.com/stm32">www.st.com/stm32</a></span>
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