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TARGET_NUCLEO_L486RG/TARGET_STM/TARGET_STM32L4/TARGET_STM32L486xG/device/system_stm32l4xx.h@140:97feb9bacc10, 2017-04-12 (annotated)

Committer:: <>
Date:: Wed Apr 12 16:07:08 2017 +0100
Revision:: 140:97feb9bacc10
Parent:: 136:ef9c61f8c49f
Child:: 145:64910690c574

Release 140 of the mbed library

Ports for Upcoming Targets

3841: Add nRf52840 target https://github.com/ARMmbed/mbed-os/pull/3841

3992: Introducing UBLOX_C030 platform. https://github.com/ARMmbed/mbed-os/pull/3992

Fixes and Changes

3951: [NUCLEO_F303ZE] Correct ARDUINO pin https://github.com/ARMmbed/mbed-os/pull/3951

4021: Fixing a macro to detect when RTOS was in use for the NRF52840_DK https://github.com/ARMmbed/mbed-os/pull/4021

3979: KW24D: Add missing SPI defines and Arduino connector definitions https://github.com/ARMmbed/mbed-os/pull/3979

3990: UBLOX_C027: construct a ticker-based wait, rather than calling wait_ms(), in the https://github.com/ARMmbed/mbed-os/pull/3990

4003: Fixed OBOE in async serial tx for NRF52 target, fixes #4002 https://github.com/ARMmbed/mbed-os/pull/4003

4012: STM32: Correct I2C master error handling https://github.com/ARMmbed/mbed-os/pull/4012

4020: NUCLEO_L011K4 remove unsupported tool chain files https://github.com/ARMmbed/mbed-os/pull/4020

4065: K66F: Move bss section to m_data_2 Section https://github.com/ARMmbed/mbed-os/pull/4065

4014: Issue 3763: Reduce heap allocation in the GCC linker file https://github.com/ARMmbed/mbed-os/pull/4014

4030: [STM32L0] reduce IAR heap and stack size for small targets https://github.com/ARMmbed/mbed-os/pull/4030

4109: NUCLEO_L476RG : minor serial pin update https://github.com/ARMmbed/mbed-os/pull/4109

3982: Ticker - kl25z bugfix for handling events in the past https://github.com/ARMmbed/mbed-os/pull/3982

Who changed what in which revision?

User	Revision	Line number	New contents of line
Kojto	122:f9eeca106725	1	/**
Kojto	122:f9eeca106725	2	******************************************************************************
Kojto	122:f9eeca106725	3	* @file system_stm32l4xx.h
Kojto	122:f9eeca106725	4	* @author MCD Application Team
Kojto	123:b0220dba8be7	5	* @version V1.1.1
Kojto	123:b0220dba8be7	6	* @date 29-April-2016
Kojto	122:f9eeca106725	7	* @brief CMSIS Cortex-M4 Device System Source File for STM32L4xx devices.
Kojto	122:f9eeca106725	8	******************************************************************************
Kojto	122:f9eeca106725	9	* @attention
Kojto	122:f9eeca106725	10	*
Kojto	123:b0220dba8be7	11	* <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
Kojto	122:f9eeca106725	12	*
Kojto	122:f9eeca106725	13	* Redistribution and use in source and binary forms, with or without modification,
Kojto	122:f9eeca106725	14	* are permitted provided that the following conditions are met:
Kojto	122:f9eeca106725	15	* 1. Redistributions of source code must retain the above copyright notice,
Kojto	122:f9eeca106725	16	* this list of conditions and the following disclaimer.
Kojto	122:f9eeca106725	17	* 2. Redistributions in binary form must reproduce the above copyright notice,
Kojto	122:f9eeca106725	18	* this list of conditions and the following disclaimer in the documentation
Kojto	122:f9eeca106725	19	* and/or other materials provided with the distribution.
Kojto	122:f9eeca106725	20	* 3. Neither the name of STMicroelectronics nor the names of its contributors
Kojto	122:f9eeca106725	21	* may be used to endorse or promote products derived from this software
Kojto	122:f9eeca106725	22	* without specific prior written permission.
Kojto	122:f9eeca106725	23	*
Kojto	122:f9eeca106725	24	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Kojto	122:f9eeca106725	25	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Kojto	122:f9eeca106725	26	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Kojto	122:f9eeca106725	27	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Kojto	122:f9eeca106725	28	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Kojto	122:f9eeca106725	29	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Kojto	122:f9eeca106725	30	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Kojto	122:f9eeca106725	31	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Kojto	122:f9eeca106725	32	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Kojto	122:f9eeca106725	33	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Kojto	122:f9eeca106725	34	*
Kojto	122:f9eeca106725	35	******************************************************************************
Kojto	122:f9eeca106725	36	*/
Kojto	122:f9eeca106725	37
Kojto	122:f9eeca106725	38	/** @addtogroup CMSIS
Kojto	122:f9eeca106725	39	* @{
Kojto	122:f9eeca106725	40	*/
Kojto	122:f9eeca106725	41
Kojto	122:f9eeca106725	42	/** @addtogroup stm32l4xx_system
Kojto	122:f9eeca106725	43	* @{
Kojto	122:f9eeca106725	44	*/
Kojto	122:f9eeca106725	45
Kojto	122:f9eeca106725	46	/**
Kojto	122:f9eeca106725	47	* @brief Define to prevent recursive inclusion
Kojto	122:f9eeca106725	48	*/
Kojto	122:f9eeca106725	49	#ifndef __SYSTEM_STM32L4XX_H
Kojto	122:f9eeca106725	50	#define __SYSTEM_STM32L4XX_H
Kojto	122:f9eeca106725	51
Kojto	122:f9eeca106725	52	#ifdef __cplusplus
Kojto	122:f9eeca106725	53	extern "C" {
Kojto	122:f9eeca106725	54	#endif
Kojto	122:f9eeca106725	55
Kojto	122:f9eeca106725	56	/** @addtogroup STM32L4xx_System_Includes
Kojto	122:f9eeca106725	57	* @{
Kojto	122:f9eeca106725	58	*/
Kojto	122:f9eeca106725	59
Kojto	122:f9eeca106725	60	/**
Kojto	122:f9eeca106725	61	* @}
Kojto	122:f9eeca106725	62	*/
Kojto	122:f9eeca106725	63
Kojto	122:f9eeca106725	64
Kojto	122:f9eeca106725	65	/** @addtogroup STM32L4xx_System_Exported_Variables
Kojto	122:f9eeca106725	66	* @{
Kojto	122:f9eeca106725	67	*/
Kojto	122:f9eeca106725	68	/* The SystemCoreClock variable is updated in three ways:
Kojto	122:f9eeca106725	69	1) by calling CMSIS function SystemCoreClockUpdate()
Kojto	122:f9eeca106725	70	2) by calling HAL API function HAL_RCC_GetSysClockFreq()
Kojto	122:f9eeca106725	71	3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
Kojto	122:f9eeca106725	72	Note: If you use this function to configure the system clock; then there
Kojto	122:f9eeca106725	73	is no need to call the 2 first functions listed above, since SystemCoreClock
Kojto	122:f9eeca106725	74	variable is updated automatically.
Kojto	122:f9eeca106725	75	*/
Kojto	122:f9eeca106725	76	extern uint32_t SystemCoreClock; /!< System Clock Frequency (Core Clock) /
Kojto	122:f9eeca106725	77
Kojto	122:f9eeca106725	78	extern const uint8_t AHBPrescTable[16]; /!< AHB prescalers table values /
Kojto	122:f9eeca106725	79	extern const uint8_t APBPrescTable[8]; /!< APB prescalers table values /
Kojto	122:f9eeca106725	80	extern const uint32_t MSIRangeTable[12]; /!< MSI ranges table values /
Kojto	122:f9eeca106725	81
Kojto	122:f9eeca106725	82	/**
Kojto	122:f9eeca106725	83	* @}
Kojto	122:f9eeca106725	84	*/
Kojto	122:f9eeca106725	85
Kojto	122:f9eeca106725	86	/** @addtogroup STM32L4xx_System_Exported_Constants
Kojto	122:f9eeca106725	87	* @{
Kojto	122:f9eeca106725	88	*/
Kojto	122:f9eeca106725	89
Kojto	122:f9eeca106725	90	/**
Kojto	122:f9eeca106725	91	* @}
Kojto	122:f9eeca106725	92	*/
Kojto	122:f9eeca106725	93
Kojto	122:f9eeca106725	94	/** @addtogroup STM32L4xx_System_Exported_Macros
Kojto	122:f9eeca106725	95	* @{
Kojto	122:f9eeca106725	96	*/
Kojto	122:f9eeca106725	97
Kojto	122:f9eeca106725	98	/**
Kojto	122:f9eeca106725	99	* @}
Kojto	122:f9eeca106725	100	*/
Kojto	122:f9eeca106725	101
Kojto	122:f9eeca106725	102	/** @addtogroup STM32L4xx_System_Exported_Functions
Kojto	122:f9eeca106725	103	* @{
Kojto	122:f9eeca106725	104	*/
Kojto	122:f9eeca106725	105
Kojto	122:f9eeca106725	106	extern void SystemInit(void);
Kojto	122:f9eeca106725	107	extern void SystemCoreClockUpdate(void);
Kojto	122:f9eeca106725	108	extern void SetSysClock(void);
Kojto	122:f9eeca106725	109
Kojto	122:f9eeca106725	110	/**
Kojto	122:f9eeca106725	111	* @}
Kojto	122:f9eeca106725	112	*/
Kojto	122:f9eeca106725	113
Kojto	122:f9eeca106725	114	#ifdef __cplusplus
Kojto	122:f9eeca106725	115	}
Kojto	122:f9eeca106725	116	#endif
Kojto	122:f9eeca106725	117
Kojto	122:f9eeca106725	118	#endif /__SYSTEM_STM32L4XX_H /
Kojto	122:f9eeca106725	119
Kojto	122:f9eeca106725	120	/**
Kojto	122:f9eeca106725	121	* @}
Kojto	122:f9eeca106725	122	*/
Kojto	122:f9eeca106725	123
Kojto	122:f9eeca106725	124	/**
Kojto	122:f9eeca106725	125	* @}
Kojto	122:f9eeca106725	126	*/
Kojto	122:f9eeca106725	127	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/