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libraries/cmsis/cm4/device_support/system_at32f403a_407.h

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+/**
+  **************************************************************************
+  * @file     system_at32f403a_407.h
+  * @brief    cmsis cortex-m4 system header file.
+  **************************************************************************
+  *                       Copyright notice & Disclaimer
+  *
+  * The software Board Support Package (BSP) that is made available to
+  * download from Artery official website is the copyrighted work of Artery.
+  * Artery authorizes customers to use, copy, and distribute the BSP
+  * software and its related documentation for the purpose of design and
+  * development in conjunction with Artery microcontrollers. Use of the
+  * software is governed by this copyright notice and the following disclaimer.
+  *
+  * THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
+  * GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
+  * TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
+  * STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
+  * INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
+  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
+  *
+  **************************************************************************
+  */
+
+#ifndef __SYSTEM_AT32F403A_407_H
+#define __SYSTEM_AT32F403A_407_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** @addtogroup CMSIS
+  * @{
+  */
+
+/** @addtogroup AT32F403A_407_system
+  * @{
+  */
+
+/** @defgroup AT32F403A_407_system_clock_stable_definition
+  * @{
+  */
+
+#define HEXT_STABLE_DELAY                (5000u)
+#define PLL_STABLE_DELAY                 (500u)
+#define SystemCoreClock                  system_core_clock
+#define DUMMY_NOP()                      {__NOP();__NOP();__NOP();__NOP();__NOP(); \
+                                          __NOP();__NOP();__NOP();__NOP();__NOP(); \
+                                          __NOP();__NOP();__NOP();__NOP();__NOP(); \
+                                          __NOP();__NOP();__NOP();__NOP();__NOP();}
+
+/**
+  * @}
+  */
+
+/** @defgroup AT32F403A_407_system_exported_variables
+  * @{
+  */
+
+extern unsigned int system_core_clock; /*!< system clock frequency (core clock) */
+
+/**
+  * @}
+  */
+
+/** @defgroup AT32F403A_407_system_exported_functions
+  * @{
+  */
+
+extern void SystemInit(void);
+extern void system_core_clock_update(void);
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif