# Release Notes for STM32L1xx CMSIS Copyright © 2012 STMicroelectronics
## Contents STM32L1xx CMSIS update history License ## STM32L1xx CMSIS update history ### V1.1.0 / 24-January-2012 Main Changes Alpha version for STM32L1xx High-density and Medium-density Plus devices. Add support for STM32L1xx High-density and Medium-density Plus devices: Add new product define: "#define STM32L1XX_MDP" Add new product define: "#define STM32L1XX_HD" Change the library version to V1.1.0 Add new IRQ to support STM32L1XX_HD and STM32L1XX_MDP vector table Add new and update someTypedef to support new peripherals (AES, SDIO, OPAMP, FSMC, I2S) Add new peripherals address mapping Update bits definition Add new startup file "startup_stm32l1xx_mdp.s" for all toolchains Add new startup file "startup_stm32l1xx_hd.s" for all toolchains Change the RTC "CAL" register name to "CALR" Update registers bits definitions. ### V1.0.0 / 31-December-2010 Main Changes Created ## License The use of this STM32 Firmware is governed by the terms and conditions of the License Agreement available in the root of this package. For complete documentation on STMicroelectronics Microcontrollers visit www.st.com