Release Notes for STM32L1xx Standard Peripherals Library Drivers

Copyright © 2013 STMicroelectronics

Contents

1. STM32L1xx Standard Peripherals Library Drivers update history
2. License

STM32L1xx Standard Peripherals Library Drivers update history

V1.2.0 / 22-February-2013

Main Changes

• stm32l1xx_flash.c/.h: add functions to manage the Proprietary code Read Out Protection (PcROP) feature (available only in STM32L1XX_MDP devices):
  
• FLASH_Status FLASH_OB_PCROPConfig(uint32_t OB_WRP, FunctionalState NewState);
• FLASH_Status FLASH_OB_PCROP1Config(uint32_t OB_WRP1, FunctionalState NewState);
• FLASH_Status FLASH_OB_PCROPSelectionConfig(uint16_t OB_PCROP);
• FlagStatus FLASH_OB_GetSPRMOD(void);
• Add new define FLASH_FLAG_RDERR for Read protected error flag
• For more details on how to activate this feature, please refer to the procedure provided in stm32l1xx_flash.c file starting from line 971.
• stm32l1xx_exti.c
• EXTI_GetITStatus() updated to remove test on IMR register to avoid corner case limitation
  

V1.1.1 / 05-March-2012

Main Changes

• All source files: license disclaimer text update and add link to the License file on ST Internet.

V1.1.0 / 24-January-2012

Main Changes

• Official version for STM32L1xx High-density and Medium-density Plus devices.
  
• Add new drivers for new peripherals on STM32L1xx High-density and Medium-density Plus devices:
• stm32l1xx_aes.h/.c
• stm32l1xx_fsmc.h/.c
• stm32l1xx_opamp.h/.c
• stm32l1xx_sdio.h/.c
• stm32l1xx_adc.h/.c
• Add new channel for ADC Bank B
• Add new function to select between Bank A and Bank B: void ADC_BankSelection(ADC_TypeDef* ADCx, uint8_t ADC_BankSelection);
• Update ADC_InjectedChannelConfig() and ADC_RegularChannelConfig() to support new ADC channels.
  
• stm32l1xx_comp.h/.c
• Add new function: void COMP_SW1SwitchConfig(FunctionalState NewState);
  
• stm32l1xx_dbgmcu.h/.c
• Add new parameter for TIM5
  
• stm32l1xx_dma.h/.c
• Add DMA2 support
  
• stm32l1xx_exti.h/.c
• Add new EXTI Line 23 connected to TS channel acquisition event
  
• stm32l1xx_flash.h/.c
• Add new pages definitions for Write protection
• Add new flag FLASH_FLAG_OPTVERRUSR
• Add new functions: FLASH_OB_WRP1Config(), FLASH_OB_WRP2Config(), FLASH_OB_BootConfig(), FLASH_OB_GetWRP1(), FLASH_OB_GetWRP2(), FLASH_EraseParallelPage() and FLASH_ProgramParallelHalfPage().
• Update functions to avoid STM32L1XX_MD workaround on Data EEPROM (FAST) halfword/byte erase: DATA_EEPROM_FastProgramByte(), DATA_EEPROM_FastProgramHalfWord(), DATA_EEPROM_ProgramByte() and DATA_EEPROM_ProgramHalfWord().
• stm32l1xx_flash_ramfunc.c
• Add new functions: FLASH_EraseParallelPage() and FLASH_ProgramParallelHalfPage().
• Update FLASH_ProgramHalfPage(), FLASH_ProgramParallelHalfPage(), DATA_EEPROM_EraseDoubleWord() and DATA_EEPROM_ProgramDoubleWord() functions.
• stm32l1xx_gpio.h/.c
• Add new GPIO port definition.
• Add new alternate functions for new peripherals.
  
• stm32l1xx_i2c.h/.c
• Add new function: void I2C_NACKPositionConfig(I2C_TypeDef* I2Cx, uint16_t I2C_NACKPosition)
  
• stm32l1xx_rcc.h/.c
• Add new interrupt for RCC_IT_LSECSS
• Add new definitions for new peripherals
• Add new function: RCC_LSEClockSecuritySystemCmd()
  
• stm32l1xx_rtc.h/.c
• SYNCH_PREDIV max value changed to 0x7FFF
• Add new definitions for RTC Alarm Sub Second "RTC_Alarm_Sub_Seconds_Masks" and Alarm Sub Second max value (0x7FFF)
• Add new definitions for: RTC_Calib_Output_selection, RTC_Smooth_calib_period, RTC_Smooth_calib_Plus_pulses, RTC_Smooth_calib_Minus_pulses.
• Add new definitions: RTC_TamperTrigger_LowLevel and RTC_TamperTrigger_HighLevel.
• Add new definitions for RTC_Tamper_Filter, RTC_Tamper_Sampling_Frequencies, RTC_Tamper_Pin_Precharge_Duration, RTC_Tamper_2 and RTC_Tamper_3.
• Add new  RTC_Add_1_Second_Parameter and RTC_Substract_Fraction_Of_Second_Value defintions.
• Add new Backup registers definitions from RTC_BKP_DR20 to RTC_BKP_DR31.
• Add new flags: RTC_FLAG_RECALPF, RTC_FLAG_TAMP3F and RTC_FLAG_TAMP2F
• Add new interrupts definitions RTC_IT_TAMP2 and RTC_IT_TAMP3
• Add new functions: RTC_BypassShadowCmd(), RTC_GetSubSecond(), RTC_AlarmSubSecondConfig(), RTC_GetAlarmSubSecond(), RTC_CalibOutputConfig(), RTC_SmoothCalibConfig(), RTC_GetTimeStampSubSecond(), RTC_TamperFilterConfig(), RTC_TamperSamplingFreqConfig(), RTC_TamperPinsPrechargeDuration(), RTC_TimeStampOnTamperDetectionCmd(), RTC_TamperPullUpCmd(), RTC_SynchroShiftConfig().
  
• stm32l1xx_spi.h/.c
• Add support for I2S
• Add new structure "I2S_InitTypeDef"
• Add new parameter: I2S_Mode, I2S_Standard, I2S_Data_Format, I2S_MCLK_Output, I2S_Audio_Frequency and I2S_Clock_Polarity.
• Add 2 interrupts: I2S_IT_UDR and SPI_I2S_IT_FRE
• Add new flags: I2S_FLAG_CHSIDE, I2S_FLAG_UDR and SPI_I2S_FLAG_FRE
• Add new functions: I2S_Init(), I2S_StructInit() and I2S_Cmd()
  
• stm32l1xx_syscfg.h/.c
•  Add support for new port: EXTI_PortSourceGPIOF and EXTI_PortSourceGPIOG
• Add new remap for FSMC: SYSCFG_MemoryRemap_FSMC
• Add new RI Channels and new RI IOSwitch
• Add new functions: SYSCFG_GetBootMode() and SYSCFG_RIChannelSpeedConfig()
  
• stm32l1xx_tim.h/.c
• Update to support TIM 32-bit
• Change TIM_Period and TIM_Pulse to be declared as 32-bit
• Remove the "TIM_DMABase_RCR": the RCR register is not present on STM32L1xx family.
  
• Add new parameter: TIM_DMABase_OR
  
• Change "TIM_DMABurstLength_1Byte" to "TIM_DMABurstLength_1Transfer"
• Add new TIM_Remap: TIM2_TIM10_OC, TIM2_TIM5_TRGO, TIM3_TIM11_OC, TIM3_TIM5_TRGO, TIM10_ETR_LSE, TIM10_ETR_TIM9_TRGO, TIM11_ETR_LSE and TIM11_ETR_TIM9_TRGO.
• Update TIM_RemapConfig() function coding.
• Update all functions header comments to support TIM5.
  
• stm32l1xx_usart.h/.c
• Update to support UART4 and UART5
• Update all functions header comment
  

V1.0.0 / 31-December-2010

Main Changes

• Created

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:

For complete documentation on STM32 Microcontrollers visit www.st.com/STM32