1 /**************************************************************************//** 2 * @file system_msp432p401r.h 3 * @brief CMSIS Cortex-M4F Device Peripheral Access Layer Header File for 4 * MSP432P401R 5 * @version 3.202 6 * @date 08/03/17 7 * 8 * @note View configuration instructions embedded in comments 9 * 10 ******************************************************************************/ 11 //***************************************************************************** 12 // 13 // Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com/ 14 // 15 // Redistribution and use in source and binary forms, with or without 16 // modification, are permitted provided that the following conditions 17 // are met: 18 // 19 // Redistributions of source code must retain the above copyright 20 // notice, this list of conditions and the following disclaimer. 21 // 22 // Redistributions in binary form must reproduce the above copyright 23 // notice, this list of conditions and the following disclaimer in the 24 // documentation and/or other materials provided with the 25 // distribution. 26 // 27 // Neither the name of Texas Instruments Incorporated nor the names of 28 // its contributors may be used to endorse or promote products derived 29 // from this software without specific prior written permission. 30 // 31 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 34 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 36 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 37 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 38 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 39 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 40 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 41 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 42 // 43 //***************************************************************************** 44 45 #ifndef SYSTEM_MSP432P401R_H 46 #define SYSTEM_MSP432P401R_H 47 48 #ifdef __cplusplus 49 extern "C" { 50 #endif 51 52 #include <stdint.h> 53 54 extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ 55 56 57 /** 58 * Initialize the system 59 * 60 * @param none 61 * @return none 62 * 63 * @brief Setup the microcontroller system. 64 * 65 * Performs the following initialization steps: 66 * 1. Enables the FPU 67 * 2. Halts the WDT 68 * 3. Enables all SRAM banks 69 * 4. Sets up power __REGULATOR and VCORE 70 * 5. Enable Flash wait states if needed 71 * 6. Change MCLK to desired frequency 72 * 7. Enable Flash read buffering 73 */ 74 extern void SystemInit (void); 75 76 /** 77 * Update SystemCoreClock variable 78 * 79 * @param none 80 * @return none 81 * 82 * @brief Updates the SystemCoreClock with current core Clock 83 * retrieved from cpu registers. 84 */ 85 extern void SystemCoreClockUpdate (void); 86 87 #ifdef __cplusplus 88 } 89 #endif 90 91 #endif /* SYSTEM_MSP432P401R_H */ 92 93
