# Release Notes for STM32L1xx Standard Peripherals Library Copyright © 2012 STMicroelectronics
## Contents STM32L1xx Standard Peripherals Library update history License ## STM32L1xx Standard Peripherals Library update history ### V1.1.0 / 13-April-2012 Main Changes All source files: license disclaimer text update and add link to the License file on ST Internet. Contents Cortex-M CMSIS V2.1 (release notes) STM32L1xx CMSIS V1.1.1 (release notes) STM32L1xx_StdPeriph_Driver V1.1.1 (release notes) STM32L1xx_StdPeriph_Examples V1.1.1 (release notes) STM32L1xx_StdPeriph_Templates V1.1.1 (release notes) STM32_EVAL Common drivers V5.0.2 (release notes) STM32L152_EVAL board drivers V5.0.2 (release notes) STM32L152D_EVAL board drivers V1.0.1 (release notes) Development Toolchains IAR Embedded Workbench for ARM (EWARM) toolchain V6.30.7 RealView Microcontroller Development Kit (MDK-ARM) toolchain V4.23 TASKING VX-toolset for ARM Cortex-M (TASKING) toolchain v4.2r1 STM32 TrueSTUDIO software (TrueSTUDIO) toolchain v 3.0.0 Raisonance RIDE7 software (RIDE) toolchain (RIDE7 IDE:7.36, RKitARM for RIDE7:1.38) ### V1.1.0 / 24-January-2012 Main Changes Official version for STM32L1xx Ultra Low Power High-density and Medium-density Plus devices. Contents Cortex-M CMSIS V2.1 (release notes) STM32L1xx CMSIS V1.1.0 (release notes) STM32L1xx_StdPeriph_Driver V1.1.0 (release notes) STM32L1xx_StdPeriph_Examples V1.1.0 (release notes) STM32L1xx_StdPeriph_Templates V1.1.0 (release notes) STM32_EVAL Common drivers V5.0.1 (release notes) STM32L152_EVAL board drivers V5.0.1 (release notes) STM32L152D_EVAL board drivers V1.0.0 (release notes) Development Toolchains IAR Embedded Workbench for ARM (EWARM) toolchain V6.30 RealView Microcontroller Development Kit (MDK-ARM) toolchain V4.23 TASKING VX-toolset for ARM Cortex-M (TASKING) toolchain v4.1r1 STM32 TrueSTUDIO software (TrueSTUDIO) toolchain v 2.3.0 Raisonance RIDE7 software (RIDE) toolchain (RIDE7 IDE:7.36, RKitARM for RIDE7:1.38) ### V1.0.0 / 31-December-2010 Main Changes First official release for STM32L1xx Ultra Low Power Medium-density devices. Contents STM32L1xx CMSIS V1.0.0 (release notes) STM32L1xx_StdPeriph_Driver V1.0.0 (release notes) STM32L1xx_StdPeriph_Examples V1.0.0 (release notes) STM32L1xx_StdPeriph_Template V1.0.0 (release notes) STM32_EVAL V4.4.0 (release notes) Development Toolchains IAR Embedded Workbench for ARM (EWARM) toolchain V5.50.5 Hitex IDE/Debugger (HiTOP) toolchain V5.40.0051 RealView Microcontroller Development Kit (MDK-ARM) toolchain V4.13 Raisonance IDE RIDE7 (RIDE) toolchain (RIDE7 IDE:7.30.10, RKitARM for RIDE7:1.30.10) Atollic TrueSTUDIO STM32 (TrueSTUDIO) toolchain V1.4.0 A software patch is needed to use STM32L1xx Ultra Low Power Medium-density devices with this version, click here to download. ## License Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this package except in compliance with the License. You may obtain a copy of the License at: http://www.st.com/software_license_agreement_liberty_v2 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. For complete documentation on STM32 Microcontrollers visit www.st.com/STM32