takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/targets/TARGET_NUVOTON/TARGET_M2351/device/system_M2351.c@0:8fdf9a60065b, 2018-10-10 (annotated)

Committer:
kadonotakashi
Date:
Wed Oct 10 00:33:53 2018 +0000
Revision:
0:8fdf9a60065b
how to make mbed librry

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /**************************************************************************//**
kadonotakashi 0:8fdf9a60065b 2 * @file system_M2351.c
kadonotakashi 0:8fdf9a60065b 3 * @version V2.00
kadonotakashi 0:8fdf9a60065b 4 * $Revision: 6 $
kadonotakashi 0:8fdf9a60065b 5 * $Date: 16/12/02 2:01p $
kadonotakashi 0:8fdf9a60065b 6 * @brief System Setting Source File
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * @note
kadonotakashi 0:8fdf9a60065b 9 * Copyright (C) 2016 Nuvoton Technology Corp. All rights reserved.
kadonotakashi 0:8fdf9a60065b 10 *
kadonotakashi 0:8fdf9a60065b 11 ******************************************************************************/
kadonotakashi 0:8fdf9a60065b 12 #include <arm_cmse.h>
kadonotakashi 0:8fdf9a60065b 13 #include <stdio.h>
kadonotakashi 0:8fdf9a60065b 14 #include <stdint.h>
kadonotakashi 0:8fdf9a60065b 15 #include "M2351.h"
kadonotakashi 0:8fdf9a60065b 16
kadonotakashi 0:8fdf9a60065b 17 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
kadonotakashi 0:8fdf9a60065b 18 #include "partition_M2351.h"
kadonotakashi 0:8fdf9a60065b 19 #endif
kadonotakashi 0:8fdf9a60065b 20
kadonotakashi 0:8fdf9a60065b 21
kadonotakashi 0:8fdf9a60065b 22 #if defined(__ICCARM__)
kadonotakashi 0:8fdf9a60065b 23 extern void *__vector_table; /* see startup file */
kadonotakashi 0:8fdf9a60065b 24 #else
kadonotakashi 0:8fdf9a60065b 25 extern void *__vector_handlers; /* see startup file */
kadonotakashi 0:8fdf9a60065b 26 #endif
kadonotakashi 0:8fdf9a60065b 27
kadonotakashi 0:8fdf9a60065b 28
kadonotakashi 0:8fdf9a60065b 29 /*----------------------------------------------------------------------------
kadonotakashi 0:8fdf9a60065b 30 Clock Variable definitions
kadonotakashi 0:8fdf9a60065b 31 *----------------------------------------------------------------------------*/
kadonotakashi 0:8fdf9a60065b 32 uint32_t SystemCoreClock = __HSI; /*!< System Clock Frequency (Core Clock) */
kadonotakashi 0:8fdf9a60065b 33 uint32_t CyclesPerUs = (__HSI / 1000000); /*!< Cycles per micro second */
kadonotakashi 0:8fdf9a60065b 34 uint32_t PllClock = __HSI; /*!< PLL Output Clock Frequency */
kadonotakashi 0:8fdf9a60065b 35 const uint32_t gau32ClkSrcTbl[] = {__HXT, __LXT, NULL, __LIRC, NULL, NULL, NULL, __HIRC};
kadonotakashi 0:8fdf9a60065b 36
kadonotakashi 0:8fdf9a60065b 37
kadonotakashi 0:8fdf9a60065b 38 /**
kadonotakashi 0:8fdf9a60065b 39 * @brief Update the Variable SystemCoreClock
kadonotakashi 0:8fdf9a60065b 40 *
kadonotakashi 0:8fdf9a60065b 41 * @param None
kadonotakashi 0:8fdf9a60065b 42 *
kadonotakashi 0:8fdf9a60065b 43 * @return None
kadonotakashi 0:8fdf9a60065b 44 *
kadonotakashi 0:8fdf9a60065b 45 * @details This function is used to update the variable SystemCoreClock
kadonotakashi 0:8fdf9a60065b 46 * and must be called whenever the core clock is changed.
kadonotakashi 0:8fdf9a60065b 47 */
kadonotakashi 0:8fdf9a60065b 48 void SystemCoreClockUpdate(void)
kadonotakashi 0:8fdf9a60065b 49 {
kadonotakashi 0:8fdf9a60065b 50 /* Update PLL Clock */
kadonotakashi 0:8fdf9a60065b 51 PllClock = CLK_GetPLLClockFreq();
kadonotakashi 0:8fdf9a60065b 52
kadonotakashi 0:8fdf9a60065b 53 /* Update System Core Clock */
kadonotakashi 0:8fdf9a60065b 54 SystemCoreClock = CLK_GetCPUFreq();
kadonotakashi 0:8fdf9a60065b 55
kadonotakashi 0:8fdf9a60065b 56 /* Update Cycles per micro second */
kadonotakashi 0:8fdf9a60065b 57 CyclesPerUs = (SystemCoreClock + 500000) / 1000000;
kadonotakashi 0:8fdf9a60065b 58 }
kadonotakashi 0:8fdf9a60065b 59
kadonotakashi 0:8fdf9a60065b 60
kadonotakashi 0:8fdf9a60065b 61
kadonotakashi 0:8fdf9a60065b 62 /**
kadonotakashi 0:8fdf9a60065b 63 * @brief System Initialization
kadonotakashi 0:8fdf9a60065b 64 *
kadonotakashi 0:8fdf9a60065b 65 * @param None
kadonotakashi 0:8fdf9a60065b 66 *
kadonotakashi 0:8fdf9a60065b 67 * @return None
kadonotakashi 0:8fdf9a60065b 68 *
kadonotakashi 0:8fdf9a60065b 69 * @details The necessary initialization of system. Global variables are forbidden here.
kadonotakashi 0:8fdf9a60065b 70 */
kadonotakashi 0:8fdf9a60065b 71 void SystemInit(void)
kadonotakashi 0:8fdf9a60065b 72 {
kadonotakashi 0:8fdf9a60065b 73
kadonotakashi 0:8fdf9a60065b 74 #if defined (__VTOR_PRESENT) && (__VTOR_PRESENT == 1U)
kadonotakashi 0:8fdf9a60065b 75 #if defined(__ICCARM__)
kadonotakashi 0:8fdf9a60065b 76 SCB->VTOR = (uint32_t) &__vector_table;
kadonotakashi 0:8fdf9a60065b 77 #else
kadonotakashi 0:8fdf9a60065b 78 SCB->VTOR = (uint32_t) &__vector_handlers;
kadonotakashi 0:8fdf9a60065b 79 #endif
kadonotakashi 0:8fdf9a60065b 80 #endif
kadonotakashi 0:8fdf9a60065b 81
kadonotakashi 0:8fdf9a60065b 82 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
kadonotakashi 0:8fdf9a60065b 83 TZ_SAU_Setup();
kadonotakashi 0:8fdf9a60065b 84 SCU_Setup();
kadonotakashi 0:8fdf9a60065b 85 FMC_NSBA_Setup();
kadonotakashi 0:8fdf9a60065b 86 #endif
kadonotakashi 0:8fdf9a60065b 87
kadonotakashi 0:8fdf9a60065b 88 #ifdef INIT_SYSCLK_AT_BOOTING
kadonotakashi 0:8fdf9a60065b 89
kadonotakashi 0:8fdf9a60065b 90 #endif
kadonotakashi 0:8fdf9a60065b 91
kadonotakashi 0:8fdf9a60065b 92 }
kadonotakashi 0:8fdf9a60065b 93
kadonotakashi 0:8fdf9a60065b 94
kadonotakashi 0:8fdf9a60065b 95 #if USE_ASSERT
kadonotakashi 0:8fdf9a60065b 96
kadonotakashi 0:8fdf9a60065b 97 /**
kadonotakashi 0:8fdf9a60065b 98 * @brief Assert Error Message
kadonotakashi 0:8fdf9a60065b 99 *
kadonotakashi 0:8fdf9a60065b 100 * @param[in] file the source file name
kadonotakashi 0:8fdf9a60065b 101 * @param[in] line line number
kadonotakashi 0:8fdf9a60065b 102 *
kadonotakashi 0:8fdf9a60065b 103 * @return None
kadonotakashi 0:8fdf9a60065b 104 *
kadonotakashi 0:8fdf9a60065b 105 * @details The function prints the source file name and line number where
kadonotakashi 0:8fdf9a60065b 106 * the ASSERT_PARAM() error occurs, and then stops in an infinite loop.
kadonotakashi 0:8fdf9a60065b 107 */
kadonotakashi 0:8fdf9a60065b 108 void AssertError(uint8_t * file, uint32_t line)
kadonotakashi 0:8fdf9a60065b 109 {
kadonotakashi 0:8fdf9a60065b 110
kadonotakashi 0:8fdf9a60065b 111 printf("[%s] line %d : wrong parameters.\r\n", file, line);
kadonotakashi 0:8fdf9a60065b 112
kadonotakashi 0:8fdf9a60065b 113 /* Infinite loop */
kadonotakashi 0:8fdf9a60065b 114 while(1) ;
kadonotakashi 0:8fdf9a60065b 115 }
kadonotakashi 0:8fdf9a60065b 116 #endif
kadonotakashi 0:8fdf9a60065b 117