diff --git a/os/ext/CMSIS/ST/stm32l051xx.h b/os/ext/CMSIS/ST/stm32l051xx.h
new file mode 100644
index 000000000..e99406afc
--- /dev/null
+++ b/os/ext/CMSIS/ST/stm32l051xx.h
@@ -0,0 +1,3499 @@
+/**
+ ******************************************************************************
+ * @file stm32l051xx.h
+ * @author MCD Application Team
+ * @version V1.1.0
+ * @date 18-June-2014
+ * @brief CMSIS Cortex-M0+ Device Peripheral Access Layer Header File.
+ * This file contains all the peripheral register's definitions, bits
+ * definitions and memory mapping for STM32L0xx devices.
+ *
+ * This file contains:
+ * - Data structures and the address mapping for all peripherals
+ * - Peripheral's registers declarations and bits definition
+ * - Macros to access peripheral’s registers hardware
+ *
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l051xx
+ * @{
+ */
+
+#ifndef __STM32L051xx_H
+#define __STM32L051xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+/** @addtogroup Configuration_section_for_CMSIS
+ * @{
+ */
+/**
+ * @brief Configuration of the Cortex-M0+ Processor and Core Peripherals
+ */
+#define __CM0PLUS_REV 0 /*!< Core Revision r0p0 */
+#define __MPU_PRESENT 1 /*!< STM32L0xx provides an MPU */
+#define __VTOR_PRESENT 1 /*!< Vector Table Register supported */
+#define __NVIC_PRIO_BITS 2 /*!< STM32L0xx uses 2 Bits for the Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup Peripheral_interrupt_number_definition
+ * @{
+ */
+
+/**
+ * @brief STM32L0xx Interrupt Number Definition, according to the selected device
+ * in @ref Library_configuration_section
+ */
+
+/*!< Interrupt Number Definition */
+typedef enum
+{
+/****** Cortex-M0 Processor Exceptions Numbers ******************************************************/
+ NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */
+ HardFault_IRQn = -13, /*!< 3 Cortex-M0+ Hard Fault Interrupt */
+ SVC_IRQn = -5, /*!< 11 Cortex-M0+ SV Call Interrupt */
+ PendSV_IRQn = -2, /*!< 14 Cortex-M0+ Pend SV Interrupt */
+ SysTick_IRQn = -1, /*!< 15 Cortex-M0+ System Tick Interrupt */
+
+/****** STM32L-0 specific Interrupt Numbers *********************************************************/
+ WWDG_IRQn = 0, /*!< Window WatchDog Interrupt */
+ PVD_IRQn = 1, /*!< PVD through EXTI Line detect Interrupt */
+ RTC_IRQn = 2, /*!< RTC through EXTI Line Interrupt */
+ FLASH_IRQn = 3, /*!< FLASH Interrupt */
+ RCC_IRQn = 4, /*!< RCC Interrupt */
+ EXTI0_1_IRQn = 5, /*!< EXTI Line 0 and 1 Interrupts */
+ EXTI2_3_IRQn = 6, /*!< EXTI Line 2 and 3 Interrupts */
+ EXTI4_15_IRQn = 7, /*!< EXTI Line 4 to 15 Interrupts */
+ DMA1_Channel1_IRQn = 9, /*!< DMA1 Channel 1 Interrupt */
+ DMA1_Channel2_3_IRQn = 10, /*!< DMA1 Channel 2 and Channel 3 Interrupts */
+ DMA1_Channel4_5_6_7_IRQn = 11, /*!< DMA1 Channel 4, Channel 5, Channel 6 and Channel 7 Interrupts */
+ ADC1_COMP_IRQn = 12, /*!< ADC1, COMP1 and COMP2 Interrupts */
+ LPTIM1_IRQn = 13, /*!< LPTIM1 Interrupt */
+ TIM2_IRQn = 15, /*!< TIM2 Interrupt */
+ TIM6_IRQn = 17, /*!< TIM6 Interrupt */
+ TIM21_IRQn = 20, /*!< TIM21 Interrupt */
+ TIM22_IRQn = 22, /*!< TIM22 Interrupt */
+ I2C1_IRQn = 23, /*!< I2C1 Interrupt */
+ I2C2_IRQn = 24, /*!< I2C2 Interrupt */
+ SPI1_IRQn = 25, /*!< SPI1 Interrupt */
+ SPI2_IRQn = 26, /*!< SPI2 Interrupt */
+ USART1_IRQn = 27, /*!< USART1 Interrupt */
+ USART2_IRQn = 28, /*!< USART2 Interrupt */
+ LPUART1_IRQn = 29, /*!< LPUART1 Interrupts */
+} IRQn_Type;
+
+/**
+ * @}
+ */
+
+#include "core_cm0plus.h"
+#include "system_stm32l0xx.h"
+#include
+
+/** @addtogroup Peripheral_registers_structures
+ * @{
+ */
+
+/**
+ * @brief Analog to Digital Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< ADC Interrupt and Status register, Address offset:0x00 */
+ __IO uint32_t IER; /*!< ADC Interrupt Enable register, Address offset:0x04 */
+ __IO uint32_t CR; /*!< ADC Control register, Address offset:0x08 */
+ __IO uint32_t CFGR1; /*!< ADC Configuration register 1, Address offset:0x0C */
+ __IO uint32_t CFGR2; /*!< ADC Configuration register 2, Address offset:0x10 */
+ __IO uint32_t SMPR; /*!< ADC Sampling time register, Address offset:0x14 */
+ uint32_t RESERVED1; /*!< Reserved, 0x18 */
+ uint32_t RESERVED2; /*!< Reserved, 0x1C */
+ __IO uint32_t TR; /*!< ADC watchdog threshold register, Address offset:0x20 */
+ uint32_t RESERVED3; /*!< Reserved, 0x24 */
+ __IO uint32_t CHSELR; /*!< ADC channel selection register, Address offset:0x28 */
+ uint32_t RESERVED4[5]; /*!< Reserved, 0x2C */
+ __IO uint32_t DR; /*!< ADC data register, Address offset:0x40 */
+ uint32_t RESERVED5[28]; /*!< Reserved, 0x44 - 0xB0 */
+ __IO uint32_t CALFACT; /*!< ADC data register, Address offset:0xB4 */
+} ADC_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CCR;
+} ADC_Common_TypeDef;
+
+
+/**
+ * @brief Comparator
+ */
+
+typedef struct
+{
+ __IO uint32_t CSR; /*!< COMP comparator control and status register, Address offset: 0x18 */
+} COMP_TypeDef;
+
+
+/**
+ * @brief CRC calculation unit
+ */
+
+typedef struct
+{
+ __IO uint32_t DR; /*!< CRC Data register, Address offset: 0x00 */
+ __IO uint32_t IDR; /*!< CRC Independent data register, Address offset: 0x04 */
+ __IO uint32_t CR; /*!< CRC Control register, Address offset: 0x08 */
+ uint32_t RESERVED2; /*!< Reserved, 0x0C */
+ __IO uint32_t INIT; /*!< Initial CRC value register, Address offset: 0x10 */
+ __IO uint32_t POL; /*!< CRC polynomial register, Address offset: 0x14 */
+} CRC_TypeDef;
+
+/**
+ * @brief Debug MCU
+ */
+
+typedef struct
+{
+ __IO uint32_t IDCODE; /*!< MCU device ID code, Address offset: 0x00 */
+ __IO uint32_t CR; /*!< Debug MCU configuration register, Address offset: 0x04 */
+ __IO uint32_t APB1FZ; /*!< Debug MCU APB1 freeze register, Address offset: 0x08 */
+ __IO uint32_t APB2FZ; /*!< Debug MCU APB2 freeze register, Address offset: 0x0C */
+}DBGMCU_TypeDef;
+
+/**
+ * @brief DMA Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t CCR; /*!< DMA channel x configuration register */
+ __IO uint32_t CNDTR; /*!< DMA channel x number of data register */
+ __IO uint32_t CPAR; /*!< DMA channel x peripheral address register */
+ __IO uint32_t CMAR; /*!< DMA channel x memory address register */
+} DMA_Channel_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< DMA interrupt status register, Address offset: 0x00 */
+ __IO uint32_t IFCR; /*!< DMA interrupt flag clear register, Address offset: 0x04 */
+} DMA_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CSELR; /*!< DMA channel selection register, Address offset: 0xA8 */
+} DMA_Request_TypeDef;
+
+/**
+ * @brief External Interrupt/Event Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t IMR; /*!© COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l052xx
+ * @{
+ */
+
+#ifndef __STM32L052xx_H
+#define __STM32L052xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+/** @addtogroup Configuration_section_for_CMSIS
+ * @{
+ */
+/**
+ * @brief Configuration of the Cortex-M0+ Processor and Core Peripherals
+ */
+#define __CM0PLUS_REV 0 /*!< Core Revision r0p0 */
+#define __MPU_PRESENT 1 /*!< STM32L0xx provides an MPU */
+#define __VTOR_PRESENT 1 /*!< Vector Table Register supported */
+#define __NVIC_PRIO_BITS 2 /*!< STM32L0xx uses 2 Bits for the Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup Peripheral_interrupt_number_definition
+ * @{
+ */
+
+/**
+ * @brief STM32L0xx Interrupt Number Definition, according to the selected device
+ * in @ref Library_configuration_section
+ */
+
+/*!< Interrupt Number Definition */
+typedef enum
+{
+/****** Cortex-M0 Processor Exceptions Numbers ******************************************************/
+ NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */
+ HardFault_IRQn = -13, /*!< 3 Cortex-M0+ Hard Fault Interrupt */
+ SVC_IRQn = -5, /*!< 11 Cortex-M0+ SV Call Interrupt */
+ PendSV_IRQn = -2, /*!< 14 Cortex-M0+ Pend SV Interrupt */
+ SysTick_IRQn = -1, /*!< 15 Cortex-M0+ System Tick Interrupt */
+
+/****** STM32L-0 specific Interrupt Numbers *********************************************************/
+ WWDG_IRQn = 0, /*!< Window WatchDog Interrupt */
+ PVD_IRQn = 1, /*!< PVD through EXTI Line detect Interrupt */
+ RTC_IRQn = 2, /*!< RTC through EXTI Line Interrupt */
+ FLASH_IRQn = 3, /*!< FLASH Interrupt */
+ RCC_CRS_IRQn = 4, /*!< RCC and CRS Interrupts */
+ EXTI0_1_IRQn = 5, /*!< EXTI Line 0 and 1 Interrupts */
+ EXTI2_3_IRQn = 6, /*!< EXTI Line 2 and 3 Interrupts */
+ EXTI4_15_IRQn = 7, /*!< EXTI Line 4 to 15 Interrupts */
+ TSC_IRQn = 8, /*!< TSC Interrupt */
+ DMA1_Channel1_IRQn = 9, /*!< DMA1 Channel 1 Interrupt */
+ DMA1_Channel2_3_IRQn = 10, /*!< DMA1 Channel 2 and Channel 3 Interrupts */
+ DMA1_Channel4_5_6_7_IRQn = 11, /*!< DMA1 Channel 4, Channel 5, Channel 6 and Channel 7 Interrupts */
+ ADC1_COMP_IRQn = 12, /*!< ADC1, COMP1 and COMP2 Interrupts */
+ LPTIM1_IRQn = 13, /*!< LPTIM1 Interrupt */
+ TIM2_IRQn = 15, /*!< TIM2 Interrupt */
+ TIM6_DAC_IRQn = 17, /*!< TIM6 and DAC Interrupts */
+ TIM21_IRQn = 20, /*!< TIM21 Interrupt */
+ TIM22_IRQn = 22, /*!< TIM22 Interrupt */
+ I2C1_IRQn = 23, /*!< I2C1 Interrupt */
+ I2C2_IRQn = 24, /*!< I2C2 Interrupt */
+ SPI1_IRQn = 25, /*!< SPI1 Interrupt */
+ SPI2_IRQn = 26, /*!< SPI2 Interrupt */
+ USART1_IRQn = 27, /*!< USART1 Interrupt */
+ USART2_IRQn = 28, /*!< USART2 Interrupt */
+ RNG_LPUART1_IRQn = 29, /*!< RNG and LPUART1 Interrupts */
+ USB_IRQn = 31 /*!< USB global Interrupt */
+} IRQn_Type;
+
+/**
+ * @}
+ */
+
+#include "core_cm0plus.h"
+#include "system_stm32l0xx.h"
+#include
+
+/** @addtogroup Peripheral_registers_structures
+ * @{
+ */
+
+/**
+ * @brief Analog to Digital Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< ADC Interrupt and Status register, Address offset:0x00 */
+ __IO uint32_t IER; /*!< ADC Interrupt Enable register, Address offset:0x04 */
+ __IO uint32_t CR; /*!< ADC Control register, Address offset:0x08 */
+ __IO uint32_t CFGR1; /*!< ADC Configuration register 1, Address offset:0x0C */
+ __IO uint32_t CFGR2; /*!< ADC Configuration register 2, Address offset:0x10 */
+ __IO uint32_t SMPR; /*!< ADC Sampling time register, Address offset:0x14 */
+ uint32_t RESERVED1; /*!< Reserved, 0x18 */
+ uint32_t RESERVED2; /*!< Reserved, 0x1C */
+ __IO uint32_t TR; /*!< ADC watchdog threshold register, Address offset:0x20 */
+ uint32_t RESERVED3; /*!< Reserved, 0x24 */
+ __IO uint32_t CHSELR; /*!< ADC channel selection register, Address offset:0x28 */
+ uint32_t RESERVED4[5]; /*!< Reserved, 0x2C */
+ __IO uint32_t DR; /*!< ADC data register, Address offset:0x40 */
+ uint32_t RESERVED5[28]; /*!< Reserved, 0x44 - 0xB0 */
+ __IO uint32_t CALFACT; /*!< ADC data register, Address offset:0xB4 */
+} ADC_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CCR;
+} ADC_Common_TypeDef;
+
+
+/**
+ * @brief Comparator
+ */
+
+typedef struct
+{
+ __IO uint32_t CSR; /*!< COMP comparator control and status register, Address offset: 0x18 */
+} COMP_TypeDef;
+
+
+/**
+ * @brief CRC calculation unit
+ */
+
+typedef struct
+{
+ __IO uint32_t DR; /*!< CRC Data register, Address offset: 0x00 */
+ __IO uint32_t IDR; /*!< CRC Independent data register, Address offset: 0x04 */
+ __IO uint32_t CR; /*!< CRC Control register, Address offset: 0x08 */
+ uint32_t RESERVED2; /*!< Reserved, 0x0C */
+ __IO uint32_t INIT; /*!< Initial CRC value register, Address offset: 0x10 */
+ __IO uint32_t POL; /*!< CRC polynomial register, Address offset: 0x14 */
+} CRC_TypeDef;
+
+/**
+ * @brief Clock Recovery System
+ */
+typedef struct
+{
+__IO uint32_t CR; /*!< CRS ccontrol register, Address offset: 0x00 */
+__IO uint32_t CFGR; /*!< CRS configuration register, Address offset: 0x04 */
+__IO uint32_t ISR; /*!< CRS interrupt and status register, Address offset: 0x08 */
+__IO uint32_t ICR; /*!< CRS interrupt flag clear register, Address offset: 0x0C */
+} CRS_TypeDef;
+
+/**
+ * @brief Digital to Analog Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< DAC control register, Address offset: 0x00 */
+ __IO uint32_t SWTRIGR; /*!< DAC software trigger register, Address offset: 0x04 */
+ __IO uint32_t DHR12R1; /*!< DAC channel1 12-bit right-aligned data holding register, Address offset: 0x08 */
+ __IO uint32_t DHR12L1; /*!< DAC channel1 12-bit left aligned data holding register, Address offset: 0x0C */
+ __IO uint32_t DHR8R1; /*!< DAC channel1 8-bit right aligned data holding register, Address offset: 0x10 */
+ uint32_t RESERVED0[6]; /*!< 0x14-0x28 */
+ __IO uint32_t DOR1; /*!< DAC channel1 data output register, Address offset: 0x2C */
+ uint32_t RESERVED1; /*!< 0x30 */
+ __IO uint32_t SR; /*!< DAC status register, Address offset: 0x34 */
+} DAC_TypeDef;
+
+/**
+ * @brief Debug MCU
+ */
+
+typedef struct
+{
+ __IO uint32_t IDCODE; /*!< MCU device ID code, Address offset: 0x00 */
+ __IO uint32_t CR; /*!< Debug MCU configuration register, Address offset: 0x04 */
+ __IO uint32_t APB1FZ; /*!< Debug MCU APB1 freeze register, Address offset: 0x08 */
+ __IO uint32_t APB2FZ; /*!< Debug MCU APB2 freeze register, Address offset: 0x0C */
+}DBGMCU_TypeDef;
+
+/**
+ * @brief DMA Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t CCR; /*!< DMA channel x configuration register */
+ __IO uint32_t CNDTR; /*!< DMA channel x number of data register */
+ __IO uint32_t CPAR; /*!< DMA channel x peripheral address register */
+ __IO uint32_t CMAR; /*!< DMA channel x memory address register */
+} DMA_Channel_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< DMA interrupt status register, Address offset: 0x00 */
+ __IO uint32_t IFCR; /*!< DMA interrupt flag clear register, Address offset: 0x04 */
+} DMA_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CSELR; /*!< DMA channel selection register, Address offset: 0xA8 */
+} DMA_Request_TypeDef;
+
+/**
+ * @brief External Interrupt/Event Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t IMR; /*!© COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l053xx
+ * @{
+ */
+
+#ifndef __STM32L053xx_H
+#define __STM32L053xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+/** @addtogroup Configuration_section_for_CMSIS
+ * @{
+ */
+/**
+ * @brief Configuration of the Cortex-M0+ Processor and Core Peripherals
+ */
+#define __CM0PLUS_REV 0 /*!< Core Revision r0p0 */
+#define __MPU_PRESENT 1 /*!< STM32L0xx provides an MPU */
+#define __VTOR_PRESENT 1 /*!< Vector Table Register supported */
+#define __NVIC_PRIO_BITS 2 /*!< STM32L0xx uses 2 Bits for the Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup Peripheral_interrupt_number_definition
+ * @{
+ */
+
+/**
+ * @brief STM32L0xx Interrupt Number Definition, according to the selected device
+ * in @ref Library_configuration_section
+ */
+
+/*!< Interrupt Number Definition */
+typedef enum
+{
+/****** Cortex-M0 Processor Exceptions Numbers ******************************************************/
+ NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */
+ HardFault_IRQn = -13, /*!< 3 Cortex-M0+ Hard Fault Interrupt */
+ SVC_IRQn = -5, /*!< 11 Cortex-M0+ SV Call Interrupt */
+ PendSV_IRQn = -2, /*!< 14 Cortex-M0+ Pend SV Interrupt */
+ SysTick_IRQn = -1, /*!< 15 Cortex-M0+ System Tick Interrupt */
+
+/****** STM32L-0 specific Interrupt Numbers *********************************************************/
+ WWDG_IRQn = 0, /*!< Window WatchDog Interrupt */
+ PVD_IRQn = 1, /*!< PVD through EXTI Line detect Interrupt */
+ RTC_IRQn = 2, /*!< RTC through EXTI Line Interrupt */
+ FLASH_IRQn = 3, /*!< FLASH Interrupt */
+ RCC_CRS_IRQn = 4, /*!< RCC and CRS Interrupts */
+ EXTI0_1_IRQn = 5, /*!< EXTI Line 0 and 1 Interrupts */
+ EXTI2_3_IRQn = 6, /*!< EXTI Line 2 and 3 Interrupts */
+ EXTI4_15_IRQn = 7, /*!< EXTI Line 4 to 15 Interrupts */
+ TSC_IRQn = 8, /*!< TSC Interrupt */
+ DMA1_Channel1_IRQn = 9, /*!< DMA1 Channel 1 Interrupt */
+ DMA1_Channel2_3_IRQn = 10, /*!< DMA1 Channel 2 and Channel 3 Interrupts */
+ DMA1_Channel4_5_6_7_IRQn = 11, /*!< DMA1 Channel 4, Channel 5, Channel 6 and Channel 7 Interrupts */
+ ADC1_COMP_IRQn = 12, /*!< ADC1, COMP1 and COMP2 Interrupts */
+ LPTIM1_IRQn = 13, /*!< LPTIM1 Interrupt */
+ TIM2_IRQn = 15, /*!< TIM2 Interrupt */
+ TIM6_DAC_IRQn = 17, /*!< TIM6 and DAC Interrupts */
+ TIM21_IRQn = 20, /*!< TIM21 Interrupt */
+ TIM22_IRQn = 22, /*!< TIM22 Interrupt */
+ I2C1_IRQn = 23, /*!< I2C1 Interrupt */
+ I2C2_IRQn = 24, /*!< I2C2 Interrupt */
+ SPI1_IRQn = 25, /*!< SPI1 Interrupt */
+ SPI2_IRQn = 26, /*!< SPI2 Interrupt */
+ USART1_IRQn = 27, /*!< USART1 Interrupt */
+ USART2_IRQn = 28, /*!< USART2 Interrupt */
+ RNG_LPUART1_IRQn = 29, /*!< RNG and LPUART1 Interrupts */
+ LCD_IRQn = 30, /*!< LCD Interrupts */
+ USB_IRQn = 31 /*!< USB global Interrupt */
+} IRQn_Type;
+
+/**
+ * @}
+ */
+
+#include "core_cm0plus.h"
+#include "system_stm32l0xx.h"
+#include
+
+/** @addtogroup Peripheral_registers_structures
+ * @{
+ */
+
+/**
+ * @brief Analog to Digital Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< ADC Interrupt and Status register, Address offset:0x00 */
+ __IO uint32_t IER; /*!< ADC Interrupt Enable register, Address offset:0x04 */
+ __IO uint32_t CR; /*!< ADC Control register, Address offset:0x08 */
+ __IO uint32_t CFGR1; /*!< ADC Configuration register 1, Address offset:0x0C */
+ __IO uint32_t CFGR2; /*!< ADC Configuration register 2, Address offset:0x10 */
+ __IO uint32_t SMPR; /*!< ADC Sampling time register, Address offset:0x14 */
+ uint32_t RESERVED1; /*!< Reserved, 0x18 */
+ uint32_t RESERVED2; /*!< Reserved, 0x1C */
+ __IO uint32_t TR; /*!< ADC watchdog threshold register, Address offset:0x20 */
+ uint32_t RESERVED3; /*!< Reserved, 0x24 */
+ __IO uint32_t CHSELR; /*!< ADC channel selection register, Address offset:0x28 */
+ uint32_t RESERVED4[5]; /*!< Reserved, 0x2C */
+ __IO uint32_t DR; /*!< ADC data register, Address offset:0x40 */
+ uint32_t RESERVED5[28]; /*!< Reserved, 0x44 - 0xB0 */
+ __IO uint32_t CALFACT; /*!< ADC data register, Address offset:0xB4 */
+} ADC_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CCR;
+} ADC_Common_TypeDef;
+
+
+/**
+ * @brief Comparator
+ */
+
+typedef struct
+{
+ __IO uint32_t CSR; /*!< COMP comparator control and status register, Address offset: 0x18 */
+} COMP_TypeDef;
+
+
+/**
+ * @brief CRC calculation unit
+ */
+
+typedef struct
+{
+ __IO uint32_t DR; /*!< CRC Data register, Address offset: 0x00 */
+ __IO uint32_t IDR; /*!< CRC Independent data register, Address offset: 0x04 */
+ __IO uint32_t CR; /*!< CRC Control register, Address offset: 0x08 */
+ uint32_t RESERVED2; /*!< Reserved, 0x0C */
+ __IO uint32_t INIT; /*!< Initial CRC value register, Address offset: 0x10 */
+ __IO uint32_t POL; /*!< CRC polynomial register, Address offset: 0x14 */
+} CRC_TypeDef;
+
+/**
+ * @brief Clock Recovery System
+ */
+typedef struct
+{
+__IO uint32_t CR; /*!< CRS ccontrol register, Address offset: 0x00 */
+__IO uint32_t CFGR; /*!< CRS configuration register, Address offset: 0x04 */
+__IO uint32_t ISR; /*!< CRS interrupt and status register, Address offset: 0x08 */
+__IO uint32_t ICR; /*!< CRS interrupt flag clear register, Address offset: 0x0C */
+} CRS_TypeDef;
+
+/**
+ * @brief Digital to Analog Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< DAC control register, Address offset: 0x00 */
+ __IO uint32_t SWTRIGR; /*!< DAC software trigger register, Address offset: 0x04 */
+ __IO uint32_t DHR12R1; /*!< DAC channel1 12-bit right-aligned data holding register, Address offset: 0x08 */
+ __IO uint32_t DHR12L1; /*!< DAC channel1 12-bit left aligned data holding register, Address offset: 0x0C */
+ __IO uint32_t DHR8R1; /*!< DAC channel1 8-bit right aligned data holding register, Address offset: 0x10 */
+ uint32_t RESERVED0[6]; /*!< 0x14-0x28 */
+ __IO uint32_t DOR1; /*!< DAC channel1 data output register, Address offset: 0x2C */
+ uint32_t RESERVED1; /*!< 0x30 */
+ __IO uint32_t SR; /*!< DAC status register, Address offset: 0x34 */
+} DAC_TypeDef;
+
+/**
+ * @brief Debug MCU
+ */
+
+typedef struct
+{
+ __IO uint32_t IDCODE; /*!< MCU device ID code, Address offset: 0x00 */
+ __IO uint32_t CR; /*!< Debug MCU configuration register, Address offset: 0x04 */
+ __IO uint32_t APB1FZ; /*!< Debug MCU APB1 freeze register, Address offset: 0x08 */
+ __IO uint32_t APB2FZ; /*!< Debug MCU APB2 freeze register, Address offset: 0x0C */
+}DBGMCU_TypeDef;
+
+/**
+ * @brief DMA Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t CCR; /*!< DMA channel x configuration register */
+ __IO uint32_t CNDTR; /*!< DMA channel x number of data register */
+ __IO uint32_t CPAR; /*!< DMA channel x peripheral address register */
+ __IO uint32_t CMAR; /*!< DMA channel x memory address register */
+} DMA_Channel_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< DMA interrupt status register, Address offset: 0x00 */
+ __IO uint32_t IFCR; /*!< DMA interrupt flag clear register, Address offset: 0x04 */
+} DMA_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CSELR; /*!< DMA channel selection register, Address offset: 0xA8 */
+} DMA_Request_TypeDef;
+
+/**
+ * @brief External Interrupt/Event Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t IMR; /*!© COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l061xx
+ * @{
+ */
+
+#ifndef __STM32L061xx_H
+#define __STM32L061xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+/** @addtogroup Configuration_section_for_CMSIS
+ * @{
+ */
+/**
+ * @brief Configuration of the Cortex-M0+ Processor and Core Peripherals
+ */
+#define __CM0PLUS_REV 0 /*!< Core Revision r0p0 */
+#define __MPU_PRESENT 1 /*!< STM32L0xx provides an MPU */
+#define __VTOR_PRESENT 1 /*!< Vector Table Register supported */
+#define __NVIC_PRIO_BITS 2 /*!< STM32L0xx uses 2 Bits for the Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup Peripheral_interrupt_number_definition
+ * @{
+ */
+
+/**
+ * @brief STM32L0xx Interrupt Number Definition, according to the selected device
+ * in @ref Library_configuration_section
+ */
+
+/*!< Interrupt Number Definition */
+typedef enum
+{
+/****** Cortex-M0 Processor Exceptions Numbers ******************************************************/
+ NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */
+ HardFault_IRQn = -13, /*!< 3 Cortex-M0+ Hard Fault Interrupt */
+ SVC_IRQn = -5, /*!< 11 Cortex-M0+ SV Call Interrupt */
+ PendSV_IRQn = -2, /*!< 14 Cortex-M0+ Pend SV Interrupt */
+ SysTick_IRQn = -1, /*!< 15 Cortex-M0+ System Tick Interrupt */
+
+/****** STM32L-0 specific Interrupt Numbers *********************************************************/
+ WWDG_IRQn = 0, /*!< Window WatchDog Interrupt */
+ PVD_IRQn = 1, /*!< PVD through EXTI Line detect Interrupt */
+ RTC_IRQn = 2, /*!< RTC through EXTI Line Interrupt */
+ FLASH_IRQn = 3, /*!< FLASH Interrupt */
+ RCC_IRQn = 4, /*!< RCC Interrupt */
+ EXTI0_1_IRQn = 5, /*!< EXTI Line 0 and 1 Interrupts */
+ EXTI2_3_IRQn = 6, /*!< EXTI Line 2 and 3 Interrupts */
+ EXTI4_15_IRQn = 7, /*!< EXTI Line 4 to 15 Interrupts */
+ DMA1_Channel1_IRQn = 9, /*!< DMA1 Channel 1 Interrupt */
+ DMA1_Channel2_3_IRQn = 10, /*!< DMA1 Channel 2 and Channel 3 Interrupts */
+ DMA1_Channel4_5_6_7_IRQn = 11, /*!< DMA1 Channel 4, Channel 5, Channel 6 and Channel 7 Interrupts */
+ ADC1_COMP_IRQn = 12, /*!< ADC1, COMP1 and COMP2 Interrupts */
+ LPTIM1_IRQn = 13, /*!< LPTIM1 Interrupt */
+ TIM2_IRQn = 15, /*!< TIM2 Interrupt */
+ TIM6_IRQn = 17, /*!< TIM6 Interrupt */
+ TIM21_IRQn = 20, /*!< TIM21 Interrupt */
+ TIM22_IRQn = 22, /*!< TIM22 Interrupt */
+ I2C1_IRQn = 23, /*!< I2C1 Interrupt */
+ I2C2_IRQn = 24, /*!< I2C2 Interrupt */
+ SPI1_IRQn = 25, /*!< SPI1 Interrupt */
+ SPI2_IRQn = 26, /*!< SPI2 Interrupt */
+ USART1_IRQn = 27, /*!< USART1 Interrupt */
+ USART2_IRQn = 28, /*!< USART2 Interrupt */
+ AES_LPUART1_IRQn = 29, /*!< AES and LPUART1 Interrupts */
+} IRQn_Type;
+
+/**
+ * @}
+ */
+
+#include "core_cm0plus.h"
+#include "system_stm32l0xx.h"
+#include
+
+/** @addtogroup Peripheral_registers_structures
+ * @{
+ */
+
+/**
+ * @brief Analog to Digital Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< ADC Interrupt and Status register, Address offset:0x00 */
+ __IO uint32_t IER; /*!< ADC Interrupt Enable register, Address offset:0x04 */
+ __IO uint32_t CR; /*!< ADC Control register, Address offset:0x08 */
+ __IO uint32_t CFGR1; /*!< ADC Configuration register 1, Address offset:0x0C */
+ __IO uint32_t CFGR2; /*!< ADC Configuration register 2, Address offset:0x10 */
+ __IO uint32_t SMPR; /*!< ADC Sampling time register, Address offset:0x14 */
+ uint32_t RESERVED1; /*!< Reserved, 0x18 */
+ uint32_t RESERVED2; /*!< Reserved, 0x1C */
+ __IO uint32_t TR; /*!< ADC watchdog threshold register, Address offset:0x20 */
+ uint32_t RESERVED3; /*!< Reserved, 0x24 */
+ __IO uint32_t CHSELR; /*!< ADC channel selection register, Address offset:0x28 */
+ uint32_t RESERVED4[5]; /*!< Reserved, 0x2C */
+ __IO uint32_t DR; /*!< ADC data register, Address offset:0x40 */
+ uint32_t RESERVED5[28]; /*!< Reserved, 0x44 - 0xB0 */
+ __IO uint32_t CALFACT; /*!< ADC data register, Address offset:0xB4 */
+} ADC_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CCR;
+} ADC_Common_TypeDef;
+
+/**
+ * @brief AES hardware accelerator
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< AES control register, Address offset: 0x00 */
+ __IO uint32_t SR; /*!< AES status register, Address offset: 0x04 */
+ __IO uint32_t DINR; /*!< AES data input register, Address offset: 0x08 */
+ __IO uint32_t DOUTR; /*!< AES data output register, Address offset: 0x0C */
+ __IO uint32_t KEYR0; /*!< AES key register 0, Address offset: 0x10 */
+ __IO uint32_t KEYR1; /*!< AES key register 1, Address offset: 0x14 */
+ __IO uint32_t KEYR2; /*!< AES key register 2, Address offset: 0x18 */
+ __IO uint32_t KEYR3; /*!< AES key register 3, Address offset: 0x1C */
+ __IO uint32_t IVR0; /*!< AES initialization vector register 0, Address offset: 0x20 */
+ __IO uint32_t IVR1; /*!< AES initialization vector register 1, Address offset: 0x24 */
+ __IO uint32_t IVR2; /*!< AES initialization vector register 2, Address offset: 0x28 */
+ __IO uint32_t IVR3; /*!< AES initialization vector register 3, Address offset: 0x2C */
+} AES_TypeDef;
+
+
+/**
+ * @brief Comparator
+ */
+
+typedef struct
+{
+ __IO uint32_t CSR; /*!< COMP comparator control and status register, Address offset: 0x18 */
+} COMP_TypeDef;
+
+
+/**
+ * @brief CRC calculation unit
+ */
+
+typedef struct
+{
+ __IO uint32_t DR; /*!< CRC Data register, Address offset: 0x00 */
+ __IO uint32_t IDR; /*!< CRC Independent data register, Address offset: 0x04 */
+ __IO uint32_t CR; /*!< CRC Control register, Address offset: 0x08 */
+ uint32_t RESERVED2; /*!< Reserved, 0x0C */
+ __IO uint32_t INIT; /*!< Initial CRC value register, Address offset: 0x10 */
+ __IO uint32_t POL; /*!< CRC polynomial register, Address offset: 0x14 */
+} CRC_TypeDef;
+
+/**
+ * @brief Debug MCU
+ */
+
+typedef struct
+{
+ __IO uint32_t IDCODE; /*!< MCU device ID code, Address offset: 0x00 */
+ __IO uint32_t CR; /*!< Debug MCU configuration register, Address offset: 0x04 */
+ __IO uint32_t APB1FZ; /*!< Debug MCU APB1 freeze register, Address offset: 0x08 */
+ __IO uint32_t APB2FZ; /*!< Debug MCU APB2 freeze register, Address offset: 0x0C */
+}DBGMCU_TypeDef;
+
+/**
+ * @brief DMA Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t CCR; /*!< DMA channel x configuration register */
+ __IO uint32_t CNDTR; /*!< DMA channel x number of data register */
+ __IO uint32_t CPAR; /*!< DMA channel x peripheral address register */
+ __IO uint32_t CMAR; /*!< DMA channel x memory address register */
+} DMA_Channel_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< DMA interrupt status register, Address offset: 0x00 */
+ __IO uint32_t IFCR; /*!< DMA interrupt flag clear register, Address offset: 0x04 */
+} DMA_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CSELR; /*!< DMA channel selection register, Address offset: 0xA8 */
+} DMA_Request_TypeDef;
+
+/**
+ * @brief External Interrupt/Event Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t IMR; /*!© COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l062xx
+ * @{
+ */
+
+#ifndef __STM32L062xx_H
+#define __STM32L062xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+/** @addtogroup Configuration_section_for_CMSIS
+ * @{
+ */
+/**
+ * @brief Configuration of the Cortex-M0+ Processor and Core Peripherals
+ */
+#define __CM0PLUS_REV 0 /*!< Core Revision r0p0 */
+#define __MPU_PRESENT 1 /*!< STM32L0xx provides an MPU */
+#define __VTOR_PRESENT 1 /*!< Vector Table Register supported */
+#define __NVIC_PRIO_BITS 2 /*!< STM32L0xx uses 2 Bits for the Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup Peripheral_interrupt_number_definition
+ * @{
+ */
+
+/**
+ * @brief STM32L0xx Interrupt Number Definition, according to the selected device
+ * in @ref Library_configuration_section
+ */
+
+/*!< Interrupt Number Definition */
+typedef enum
+{
+/****** Cortex-M0 Processor Exceptions Numbers ******************************************************/
+ NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */
+ HardFault_IRQn = -13, /*!< 3 Cortex-M0+ Hard Fault Interrupt */
+ SVC_IRQn = -5, /*!< 11 Cortex-M0+ SV Call Interrupt */
+ PendSV_IRQn = -2, /*!< 14 Cortex-M0+ Pend SV Interrupt */
+ SysTick_IRQn = -1, /*!< 15 Cortex-M0+ System Tick Interrupt */
+
+/****** STM32L-0 specific Interrupt Numbers *********************************************************/
+ WWDG_IRQn = 0, /*!< Window WatchDog Interrupt */
+ PVD_IRQn = 1, /*!< PVD through EXTI Line detect Interrupt */
+ RTC_IRQn = 2, /*!< RTC through EXTI Line Interrupt */
+ FLASH_IRQn = 3, /*!< FLASH Interrupt */
+ RCC_CRS_IRQn = 4, /*!< RCC and CRS Interrupts */
+ EXTI0_1_IRQn = 5, /*!< EXTI Line 0 and 1 Interrupts */
+ EXTI2_3_IRQn = 6, /*!< EXTI Line 2 and 3 Interrupts */
+ EXTI4_15_IRQn = 7, /*!< EXTI Line 4 to 15 Interrupts */
+ TSC_IRQn = 8, /*!< TSC Interrupt */
+ DMA1_Channel1_IRQn = 9, /*!< DMA1 Channel 1 Interrupt */
+ DMA1_Channel2_3_IRQn = 10, /*!< DMA1 Channel 2 and Channel 3 Interrupts */
+ DMA1_Channel4_5_6_7_IRQn = 11, /*!< DMA1 Channel 4, Channel 5, Channel 6 and Channel 7 Interrupts */
+ ADC1_COMP_IRQn = 12, /*!< ADC1, COMP1 and COMP2 Interrupts */
+ LPTIM1_IRQn = 13, /*!< LPTIM1 Interrupt */
+ TIM2_IRQn = 15, /*!< TIM2 Interrupt */
+ TIM6_DAC_IRQn = 17, /*!< TIM6 and DAC Interrupts */
+ TIM21_IRQn = 20, /*!< TIM21 Interrupt */
+ TIM22_IRQn = 22, /*!< TIM22 Interrupt */
+ I2C1_IRQn = 23, /*!< I2C1 Interrupt */
+ I2C2_IRQn = 24, /*!< I2C2 Interrupt */
+ SPI1_IRQn = 25, /*!< SPI1 Interrupt */
+ SPI2_IRQn = 26, /*!< SPI2 Interrupt */
+ USART1_IRQn = 27, /*!< USART1 Interrupt */
+ USART2_IRQn = 28, /*!< USART2 Interrupt */
+ AES_RNG_LPUART1_IRQn = 29, /*!< AES and RNG and LPUART1 Interrupts */
+ USB_IRQn = 31 /*!< USB global Interrupt */
+} IRQn_Type;
+
+/**
+ * @}
+ */
+
+#include "core_cm0plus.h"
+#include "system_stm32l0xx.h"
+#include
+
+/** @addtogroup Peripheral_registers_structures
+ * @{
+ */
+
+/**
+ * @brief Analog to Digital Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< ADC Interrupt and Status register, Address offset:0x00 */
+ __IO uint32_t IER; /*!< ADC Interrupt Enable register, Address offset:0x04 */
+ __IO uint32_t CR; /*!< ADC Control register, Address offset:0x08 */
+ __IO uint32_t CFGR1; /*!< ADC Configuration register 1, Address offset:0x0C */
+ __IO uint32_t CFGR2; /*!< ADC Configuration register 2, Address offset:0x10 */
+ __IO uint32_t SMPR; /*!< ADC Sampling time register, Address offset:0x14 */
+ uint32_t RESERVED1; /*!< Reserved, 0x18 */
+ uint32_t RESERVED2; /*!< Reserved, 0x1C */
+ __IO uint32_t TR; /*!< ADC watchdog threshold register, Address offset:0x20 */
+ uint32_t RESERVED3; /*!< Reserved, 0x24 */
+ __IO uint32_t CHSELR; /*!< ADC channel selection register, Address offset:0x28 */
+ uint32_t RESERVED4[5]; /*!< Reserved, 0x2C */
+ __IO uint32_t DR; /*!< ADC data register, Address offset:0x40 */
+ uint32_t RESERVED5[28]; /*!< Reserved, 0x44 - 0xB0 */
+ __IO uint32_t CALFACT; /*!< ADC data register, Address offset:0xB4 */
+} ADC_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CCR;
+} ADC_Common_TypeDef;
+
+/**
+ * @brief AES hardware accelerator
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< AES control register, Address offset: 0x00 */
+ __IO uint32_t SR; /*!< AES status register, Address offset: 0x04 */
+ __IO uint32_t DINR; /*!< AES data input register, Address offset: 0x08 */
+ __IO uint32_t DOUTR; /*!< AES data output register, Address offset: 0x0C */
+ __IO uint32_t KEYR0; /*!< AES key register 0, Address offset: 0x10 */
+ __IO uint32_t KEYR1; /*!< AES key register 1, Address offset: 0x14 */
+ __IO uint32_t KEYR2; /*!< AES key register 2, Address offset: 0x18 */
+ __IO uint32_t KEYR3; /*!< AES key register 3, Address offset: 0x1C */
+ __IO uint32_t IVR0; /*!< AES initialization vector register 0, Address offset: 0x20 */
+ __IO uint32_t IVR1; /*!< AES initialization vector register 1, Address offset: 0x24 */
+ __IO uint32_t IVR2; /*!< AES initialization vector register 2, Address offset: 0x28 */
+ __IO uint32_t IVR3; /*!< AES initialization vector register 3, Address offset: 0x2C */
+} AES_TypeDef;
+
+
+/**
+ * @brief Comparator
+ */
+
+typedef struct
+{
+ __IO uint32_t CSR; /*!< COMP comparator control and status register, Address offset: 0x18 */
+} COMP_TypeDef;
+
+
+/**
+ * @brief CRC calculation unit
+ */
+
+typedef struct
+{
+ __IO uint32_t DR; /*!< CRC Data register, Address offset: 0x00 */
+ __IO uint32_t IDR; /*!< CRC Independent data register, Address offset: 0x04 */
+ __IO uint32_t CR; /*!< CRC Control register, Address offset: 0x08 */
+ uint32_t RESERVED2; /*!< Reserved, 0x0C */
+ __IO uint32_t INIT; /*!< Initial CRC value register, Address offset: 0x10 */
+ __IO uint32_t POL; /*!< CRC polynomial register, Address offset: 0x14 */
+} CRC_TypeDef;
+
+/**
+ * @brief Clock Recovery System
+ */
+typedef struct
+{
+__IO uint32_t CR; /*!< CRS ccontrol register, Address offset: 0x00 */
+__IO uint32_t CFGR; /*!< CRS configuration register, Address offset: 0x04 */
+__IO uint32_t ISR; /*!< CRS interrupt and status register, Address offset: 0x08 */
+__IO uint32_t ICR; /*!< CRS interrupt flag clear register, Address offset: 0x0C */
+} CRS_TypeDef;
+
+/**
+ * @brief Digital to Analog Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< DAC control register, Address offset: 0x00 */
+ __IO uint32_t SWTRIGR; /*!< DAC software trigger register, Address offset: 0x04 */
+ __IO uint32_t DHR12R1; /*!< DAC channel1 12-bit right-aligned data holding register, Address offset: 0x08 */
+ __IO uint32_t DHR12L1; /*!< DAC channel1 12-bit left aligned data holding register, Address offset: 0x0C */
+ __IO uint32_t DHR8R1; /*!< DAC channel1 8-bit right aligned data holding register, Address offset: 0x10 */
+ uint32_t RESERVED0[6]; /*!< 0x14-0x28 */
+ __IO uint32_t DOR1; /*!< DAC channel1 data output register, Address offset: 0x2C */
+ uint32_t RESERVED1; /*!< 0x30 */
+ __IO uint32_t SR; /*!< DAC status register, Address offset: 0x34 */
+} DAC_TypeDef;
+
+/**
+ * @brief Debug MCU
+ */
+
+typedef struct
+{
+ __IO uint32_t IDCODE; /*!< MCU device ID code, Address offset: 0x00 */
+ __IO uint32_t CR; /*!< Debug MCU configuration register, Address offset: 0x04 */
+ __IO uint32_t APB1FZ; /*!< Debug MCU APB1 freeze register, Address offset: 0x08 */
+ __IO uint32_t APB2FZ; /*!< Debug MCU APB2 freeze register, Address offset: 0x0C */
+}DBGMCU_TypeDef;
+
+/**
+ * @brief DMA Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t CCR; /*!< DMA channel x configuration register */
+ __IO uint32_t CNDTR; /*!< DMA channel x number of data register */
+ __IO uint32_t CPAR; /*!< DMA channel x peripheral address register */
+ __IO uint32_t CMAR; /*!< DMA channel x memory address register */
+} DMA_Channel_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< DMA interrupt status register, Address offset: 0x00 */
+ __IO uint32_t IFCR; /*!< DMA interrupt flag clear register, Address offset: 0x04 */
+} DMA_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CSELR; /*!< DMA channel selection register, Address offset: 0xA8 */
+} DMA_Request_TypeDef;
+
+/**
+ * @brief External Interrupt/Event Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t IMR; /*!© COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l063xx
+ * @{
+ */
+
+#ifndef __STM32L063xx_H
+#define __STM32L063xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+/** @addtogroup Configuration_section_for_CMSIS
+ * @{
+ */
+/**
+ * @brief Configuration of the Cortex-M0+ Processor and Core Peripherals
+ */
+#define __CM0PLUS_REV 0 /*!< Core Revision r0p0 */
+#define __MPU_PRESENT 1 /*!< STM32L0xx provides an MPU */
+#define __VTOR_PRESENT 1 /*!< Vector Table Register supported */
+#define __NVIC_PRIO_BITS 2 /*!< STM32L0xx uses 2 Bits for the Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+/**
+ * @}
+ */
+
+/** @addtogroup Peripheral_interrupt_number_definition
+ * @{
+ */
+
+/**
+ * @brief STM32L0xx Interrupt Number Definition, according to the selected device
+ * in @ref Library_configuration_section
+ */
+
+/*!< Interrupt Number Definition */
+typedef enum
+{
+/****** Cortex-M0 Processor Exceptions Numbers ******************************************************/
+ NonMaskableInt_IRQn = -14, /*!< 2 Non Maskable Interrupt */
+ HardFault_IRQn = -13, /*!< 3 Cortex-M0+ Hard Fault Interrupt */
+ SVC_IRQn = -5, /*!< 11 Cortex-M0+ SV Call Interrupt */
+ PendSV_IRQn = -2, /*!< 14 Cortex-M0+ Pend SV Interrupt */
+ SysTick_IRQn = -1, /*!< 15 Cortex-M0+ System Tick Interrupt */
+
+/****** STM32L-0 specific Interrupt Numbers *********************************************************/
+ WWDG_IRQn = 0, /*!< Window WatchDog Interrupt */
+ PVD_IRQn = 1, /*!< PVD through EXTI Line detect Interrupt */
+ RTC_IRQn = 2, /*!< RTC through EXTI Line Interrupt */
+ FLASH_IRQn = 3, /*!< FLASH Interrupt */
+ RCC_CRS_IRQn = 4, /*!< RCC and CRS Interrupts */
+ EXTI0_1_IRQn = 5, /*!< EXTI Line 0 and 1 Interrupts */
+ EXTI2_3_IRQn = 6, /*!< EXTI Line 2 and 3 Interrupts */
+ EXTI4_15_IRQn = 7, /*!< EXTI Line 4 to 15 Interrupts */
+ TSC_IRQn = 8, /*!< TSC Interrupt */
+ DMA1_Channel1_IRQn = 9, /*!< DMA1 Channel 1 Interrupt */
+ DMA1_Channel2_3_IRQn = 10, /*!< DMA1 Channel 2 and Channel 3 Interrupts */
+ DMA1_Channel4_5_6_7_IRQn = 11, /*!< DMA1 Channel 4, Channel 5, Channel 6 and Channel 7 Interrupts */
+ ADC1_COMP_IRQn = 12, /*!< ADC1, COMP1 and COMP2 Interrupts */
+ LPTIM1_IRQn = 13, /*!< LPTIM1 Interrupt */
+ TIM2_IRQn = 15, /*!< TIM2 Interrupt */
+ TIM6_DAC_IRQn = 17, /*!< TIM6 and DAC Interrupts */
+ TIM21_IRQn = 20, /*!< TIM21 Interrupt */
+ TIM22_IRQn = 22, /*!< TIM22 Interrupt */
+ I2C1_IRQn = 23, /*!< I2C1 Interrupt */
+ I2C2_IRQn = 24, /*!< I2C2 Interrupt */
+ SPI1_IRQn = 25, /*!< SPI1 Interrupt */
+ SPI2_IRQn = 26, /*!< SPI2 Interrupt */
+ USART1_IRQn = 27, /*!< USART1 Interrupt */
+ USART2_IRQn = 28, /*!< USART2 Interrupt */
+ AES_RNG_LPUART1_IRQn = 29, /*!< AES and RNG and LPUART1 Interrupts */
+ LCD_IRQn = 30, /*!< LCD Interrupts */
+ USB_IRQn = 31 /*!< USB global Interrupt */
+} IRQn_Type;
+
+/**
+ * @}
+ */
+
+#include "core_cm0plus.h"
+#include "system_stm32l0xx.h"
+#include
+
+/** @addtogroup Peripheral_registers_structures
+ * @{
+ */
+
+/**
+ * @brief Analog to Digital Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< ADC Interrupt and Status register, Address offset:0x00 */
+ __IO uint32_t IER; /*!< ADC Interrupt Enable register, Address offset:0x04 */
+ __IO uint32_t CR; /*!< ADC Control register, Address offset:0x08 */
+ __IO uint32_t CFGR1; /*!< ADC Configuration register 1, Address offset:0x0C */
+ __IO uint32_t CFGR2; /*!< ADC Configuration register 2, Address offset:0x10 */
+ __IO uint32_t SMPR; /*!< ADC Sampling time register, Address offset:0x14 */
+ uint32_t RESERVED1; /*!< Reserved, 0x18 */
+ uint32_t RESERVED2; /*!< Reserved, 0x1C */
+ __IO uint32_t TR; /*!< ADC watchdog threshold register, Address offset:0x20 */
+ uint32_t RESERVED3; /*!< Reserved, 0x24 */
+ __IO uint32_t CHSELR; /*!< ADC channel selection register, Address offset:0x28 */
+ uint32_t RESERVED4[5]; /*!< Reserved, 0x2C */
+ __IO uint32_t DR; /*!< ADC data register, Address offset:0x40 */
+ uint32_t RESERVED5[28]; /*!< Reserved, 0x44 - 0xB0 */
+ __IO uint32_t CALFACT; /*!< ADC data register, Address offset:0xB4 */
+} ADC_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CCR;
+} ADC_Common_TypeDef;
+
+/**
+ * @brief AES hardware accelerator
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< AES control register, Address offset: 0x00 */
+ __IO uint32_t SR; /*!< AES status register, Address offset: 0x04 */
+ __IO uint32_t DINR; /*!< AES data input register, Address offset: 0x08 */
+ __IO uint32_t DOUTR; /*!< AES data output register, Address offset: 0x0C */
+ __IO uint32_t KEYR0; /*!< AES key register 0, Address offset: 0x10 */
+ __IO uint32_t KEYR1; /*!< AES key register 1, Address offset: 0x14 */
+ __IO uint32_t KEYR2; /*!< AES key register 2, Address offset: 0x18 */
+ __IO uint32_t KEYR3; /*!< AES key register 3, Address offset: 0x1C */
+ __IO uint32_t IVR0; /*!< AES initialization vector register 0, Address offset: 0x20 */
+ __IO uint32_t IVR1; /*!< AES initialization vector register 1, Address offset: 0x24 */
+ __IO uint32_t IVR2; /*!< AES initialization vector register 2, Address offset: 0x28 */
+ __IO uint32_t IVR3; /*!< AES initialization vector register 3, Address offset: 0x2C */
+} AES_TypeDef;
+
+
+/**
+ * @brief Comparator
+ */
+
+typedef struct
+{
+ __IO uint32_t CSR; /*!< COMP comparator control and status register, Address offset: 0x18 */
+} COMP_TypeDef;
+
+
+/**
+ * @brief CRC calculation unit
+ */
+
+typedef struct
+{
+ __IO uint32_t DR; /*!< CRC Data register, Address offset: 0x00 */
+ __IO uint32_t IDR; /*!< CRC Independent data register, Address offset: 0x04 */
+ __IO uint32_t CR; /*!< CRC Control register, Address offset: 0x08 */
+ uint32_t RESERVED2; /*!< Reserved, 0x0C */
+ __IO uint32_t INIT; /*!< Initial CRC value register, Address offset: 0x10 */
+ __IO uint32_t POL; /*!< CRC polynomial register, Address offset: 0x14 */
+} CRC_TypeDef;
+
+/**
+ * @brief Clock Recovery System
+ */
+typedef struct
+{
+__IO uint32_t CR; /*!< CRS ccontrol register, Address offset: 0x00 */
+__IO uint32_t CFGR; /*!< CRS configuration register, Address offset: 0x04 */
+__IO uint32_t ISR; /*!< CRS interrupt and status register, Address offset: 0x08 */
+__IO uint32_t ICR; /*!< CRS interrupt flag clear register, Address offset: 0x0C */
+} CRS_TypeDef;
+
+/**
+ * @brief Digital to Analog Converter
+ */
+
+typedef struct
+{
+ __IO uint32_t CR; /*!< DAC control register, Address offset: 0x00 */
+ __IO uint32_t SWTRIGR; /*!< DAC software trigger register, Address offset: 0x04 */
+ __IO uint32_t DHR12R1; /*!< DAC channel1 12-bit right-aligned data holding register, Address offset: 0x08 */
+ __IO uint32_t DHR12L1; /*!< DAC channel1 12-bit left aligned data holding register, Address offset: 0x0C */
+ __IO uint32_t DHR8R1; /*!< DAC channel1 8-bit right aligned data holding register, Address offset: 0x10 */
+ uint32_t RESERVED0[6]; /*!< 0x14-0x28 */
+ __IO uint32_t DOR1; /*!< DAC channel1 data output register, Address offset: 0x2C */
+ uint32_t RESERVED1; /*!< 0x30 */
+ __IO uint32_t SR; /*!< DAC status register, Address offset: 0x34 */
+} DAC_TypeDef;
+
+/**
+ * @brief Debug MCU
+ */
+
+typedef struct
+{
+ __IO uint32_t IDCODE; /*!< MCU device ID code, Address offset: 0x00 */
+ __IO uint32_t CR; /*!< Debug MCU configuration register, Address offset: 0x04 */
+ __IO uint32_t APB1FZ; /*!< Debug MCU APB1 freeze register, Address offset: 0x08 */
+ __IO uint32_t APB2FZ; /*!< Debug MCU APB2 freeze register, Address offset: 0x0C */
+}DBGMCU_TypeDef;
+
+/**
+ * @brief DMA Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t CCR; /*!< DMA channel x configuration register */
+ __IO uint32_t CNDTR; /*!< DMA channel x number of data register */
+ __IO uint32_t CPAR; /*!< DMA channel x peripheral address register */
+ __IO uint32_t CMAR; /*!< DMA channel x memory address register */
+} DMA_Channel_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t ISR; /*!< DMA interrupt status register, Address offset: 0x00 */
+ __IO uint32_t IFCR; /*!< DMA interrupt flag clear register, Address offset: 0x04 */
+} DMA_TypeDef;
+
+typedef struct
+{
+ __IO uint32_t CSELR; /*!< DMA channel selection register, Address offset: 0xA8 */
+} DMA_Request_TypeDef;
+
+/**
+ * @brief External Interrupt/Event Controller
+ */
+
+typedef struct
+{
+ __IO uint32_t IMR; /*!© COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l0xx
+ * @{
+ */
+
+#ifndef __STM32L0xx_H
+#define __STM32L0xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif /* __cplusplus */
+
+/** @addtogroup Library_configuration_section
+ * @{
+ */
+
+/* Uncomment the line below according to the target STM32 device used in your
+ application
+ */
+
+#if !defined (STM32L051xx) && !defined (STM32L052xx) && !defined (STM32L053xx) && !defined (STM32L062xx) && \
+ !defined (STM32L063xx) && !defined (STM32L061xx)
+ /* #define STM32L051xx */ /*!< STM32L051K8, STM32L051C6,STM32L051C8,STM32L051R6 and STM32L051R8 Devices */
+ /* #define STM32L052xx */ /*!< STM32L052K6, STM32L052K8,STM32L052C6,STM32L052C8,STM32L052R6 and STM32L052R8 Devices */
+ /* #define STM32L053xx */ /*!< STM32L053C6, STM32L053C8, STM32L053R6, and STM32L053R8 Devices */
+ /* #define STM32L062xx */ /*!< STM32L062K8 */
+ /* #define STM32L063xx */ /*!< STM32L063C8, STM32L063R8 */
+ /* #define STM32L061xx */
+#endif
+
+/* Tip: To avoid modifying this file each time you need to switch between these
+ devices, you can define the device in your toolchain compiler preprocessor.
+ */
+#if !defined (USE_HAL_DRIVER)
+/**
+ * @brief Comment the line below if you will not use the peripherals drivers.
+ In this case, these drivers will not be included and the application code will
+ be based on direct access to peripherals registers
+ */
+ /*#define USE_HAL_DRIVER */
+#endif /* USE_HAL_DRIVER */
+
+/**
+ * @brief CMSIS Device version number V1.1.0
+ */
+#define __STM32L0xx_CMSIS_DEVICE_VERSION_MAIN (0x01) /*!< [31:24] main version */
+#define __STM32L0xx_CMSIS_DEVICE_VERSION_SUB1 (0x01) /*!< [23:16] sub1 version */
+#define __STM32L0xx_CMSIS_DEVICE_VERSION_SUB2 (0x00) /*!< [15:8] sub2 version */
+#define __STM32L0xx_CMSIS_DEVICE_VERSION_RC (0x00) /*!< [7:0] release candidate */
+#define __STM32L0xx_CMSIS_DEVICE_VERSION ((__CMSIS_DEVICE_VERSION_MAIN << 24)\
+ |(__CMSIS_DEVICE_HAL_VERSION_SUB1 << 16)\
+ |(__CMSIS_DEVICE_HAL_VERSION_SUB2 << 8 )\
+ |(__CMSIS_DEVICE_HAL_VERSION_RC))
+
+/**
+ * @}
+ */
+
+/** @addtogroup Device_Included
+ * @{
+ */
+
+#if defined(STM32L051xx)
+ #include "stm32l051xx.h"
+#elif defined(STM32L052xx)
+ #include "stm32l052xx.h"
+#elif defined(STM32L053xx)
+ #include "stm32l053xx.h"
+#elif defined(STM32L062xx)
+ #include "stm32l062xx.h"
+#elif defined(STM32L063xx)
+ #include "stm32l063xx.h"
+#elif defined(STM32L061xx)
+ #include "stm32l061xx.h"
+#else
+ #error "Please select first the target STM32L0xx device used in your application (in stm32l0xx.h file)"
+#endif
+
+/**
+ * @}
+ */
+
+/** @addtogroup Exported_types
+ * @{
+ */
+typedef enum
+{
+ RESET = 0,
+ SET = !RESET
+} FlagStatus, ITStatus;
+
+typedef enum
+{
+ DISABLE = 0,
+ ENABLE = !DISABLE
+} FunctionalState;
+#define IS_FUNCTIONAL_STATE(STATE) (((STATE) == DISABLE) || ((STATE) == ENABLE))
+
+typedef enum
+{
+ ERROR = 0,
+ SUCCESS = !ERROR
+} ErrorStatus;
+
+/**
+ * @}
+ */
+
+
+/** @addtogroup Exported_macro
+ * @{
+ */
+#define SET_BIT(REG, BIT) ((REG) |= (BIT))
+
+#define CLEAR_BIT(REG, BIT) ((REG) &= ~(BIT))
+
+#define READ_BIT(REG, BIT) ((REG) & (BIT))
+
+#define CLEAR_REG(REG) ((REG) = (0x0))
+
+#define WRITE_REG(REG, VAL) ((REG) = (VAL))
+
+#define READ_REG(REG) ((REG))
+
+#define MODIFY_REG(REG, CLEARMASK, SETMASK) WRITE_REG((REG), (((READ_REG(REG)) & (~(CLEARMASK))) | (SETMASK)))
+
+
+
+/**
+ * @}
+ */
+
+#if defined (USE_HAL_DRIVER)
+ #include "stm32l0xx_hal.h"
+#endif /* USE_HAL_DRIVER */
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __STM32L0xx_H */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/os/ext/CMSIS/ST/system_stm32l0xx.h b/os/ext/CMSIS/ST/system_stm32l0xx.h
new file mode 100644
index 000000000..2eafa1248
--- /dev/null
+++ b/os/ext/CMSIS/ST/system_stm32l0xx.h
@@ -0,0 +1,121 @@
+/**
+ ******************************************************************************
+ * @file system_stm32l0xx.h
+ * @author MCD Application Team
+ * @version V1.1.0
+ * @date 18-June-2014
+ * @brief CMSIS Cortex-M0+ Device Peripheral Access Layer System Header File.
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT(c) 2014 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup CMSIS
+ * @{
+ */
+
+/** @addtogroup stm32l0xx_system
+ * @{
+ */
+
+/**
+ * @brief Define to prevent recursive inclusion
+ */
+#ifndef __SYSTEM_STM32L0XX_H
+#define __SYSTEM_STM32L0XX_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/** @addtogroup STM32L0xx_System_Includes
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @addtogroup STM32L0xx_System_Exported_types
+ * @{
+ */
+ /* This variable is updated in three ways:
+ 1) by calling CMSIS function SystemCoreClockUpdate()
+ 2) by calling HAL API function HAL_RCC_GetSysClockFreq()
+ 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
+ Note: If you use this function to configure the system clock; then there
+ is no need to call the 2 first functions listed above, since SystemCoreClock
+ variable is updated automatically.
+ */
+extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
+
+/**
+ * @}
+ */
+
+/** @addtogroup STM32L0xx_System_Exported_Constants
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @addtogroup STM32L0xx_System_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @addtogroup STM32L0xx_System_Exported_Functions
+ * @{
+ */
+
+extern void SystemInit(void);
+extern void SystemCoreClockUpdate(void);
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*__SYSTEM_STM32L0XX_H */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/