mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_NUVOTON/TARGET_M451/TARGET_NUMAKER_PFM_M453/mbed_overrides.c@149:156823d33999, 2016-10-28 (annotated)

Committer:
<>
Date:
Fri Oct 28 11:17:30 2016 +0100
Revision:
149:156823d33999
Child:
153:fa9ff456f731
This updates the lib to the mbed lib v128



NOTE: This release includes a restructuring of the file and directory locations and thus some

include paths in your code may need updating accordingly.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 149:156823d33999 1 /* mbed Microcontroller Library
<> 149:156823d33999 2 * Copyright (c) 2015-2016 Nuvoton
<> 149:156823d33999 3 *
<> 149:156823d33999 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 149:156823d33999 5 * you may not use this file except in compliance with the License.
<> 149:156823d33999 6 * You may obtain a copy of the License at
<> 149:156823d33999 7 *
<> 149:156823d33999 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 149:156823d33999 9 *
<> 149:156823d33999 10 * Unless required by applicable law or agreed to in writing, software
<> 149:156823d33999 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 149:156823d33999 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 149:156823d33999 13 * See the License for the specific language governing permissions and
<> 149:156823d33999 14 * limitations under the License.
<> 149:156823d33999 15 */
<> 149:156823d33999 16
<> 149:156823d33999 17 #include "analogin_api.h"
<> 149:156823d33999 18
<> 149:156823d33999 19 // NOTE: Ensurce mbed_sdk_init() will get called before C++ global object constructor.
<> 149:156823d33999 20 #if defined(__CC_ARM) || defined(__GNUC__)
<> 149:156823d33999 21 void mbed_sdk_init_forced(void) __attribute__((constructor(101)));
<> 149:156823d33999 22 #elif defined(__ICCARM__)
<> 149:156823d33999 23 // FIXME: How to achieve it in IAR?
<> 149:156823d33999 24 #endif
<> 149:156823d33999 25
<> 149:156823d33999 26
<> 149:156823d33999 27 void mbed_sdk_init(void)
<> 149:156823d33999 28 {
<> 149:156823d33999 29 // NOTE: Support singleton semantics to be called from other init functions
<> 149:156823d33999 30 static int inited = 0;
<> 149:156823d33999 31 if (inited) {
<> 149:156823d33999 32 return;
<> 149:156823d33999 33 }
<> 149:156823d33999 34 inited = 1;
<> 149:156823d33999 35
<> 149:156823d33999 36 /*---------------------------------------------------------------------------------------------------------*/
<> 149:156823d33999 37 /* Init System Clock */
<> 149:156823d33999 38 /*---------------------------------------------------------------------------------------------------------*/
<> 149:156823d33999 39 /* Unlock protected registers */
<> 149:156823d33999 40 SYS_UnlockReg();
<> 149:156823d33999 41
<> 149:156823d33999 42 /* Enable HIRC clock (Internal RC 22.1184MHz) */
<> 149:156823d33999 43 CLK_EnableXtalRC(CLK_PWRCTL_HIRCEN_Msk);
<> 149:156823d33999 44 /* Enable HXT clock (external XTAL 12MHz) */
<> 149:156823d33999 45 CLK_EnableXtalRC(CLK_PWRCTL_HXTEN_Msk);
<> 149:156823d33999 46 /* Enable LIRC for lp_ticker */
<> 149:156823d33999 47 CLK_EnableXtalRC(CLK_PWRCTL_LIRCEN_Msk);
<> 149:156823d33999 48 /* Enable LXT for RTC */
<> 149:156823d33999 49 CLK_EnableXtalRC(CLK_PWRCTL_LXTEN_Msk);
<> 149:156823d33999 50
<> 149:156823d33999 51 /* Wait for HIRC clock ready */
<> 149:156823d33999 52 CLK_WaitClockReady(CLK_STATUS_HIRCSTB_Msk);
<> 149:156823d33999 53 /* Wait for HXT clock ready */
<> 149:156823d33999 54 CLK_WaitClockReady(CLK_STATUS_HXTSTB_Msk);
<> 149:156823d33999 55 /* Wait for LIRC clock ready */
<> 149:156823d33999 56 CLK_WaitClockReady(CLK_STATUS_LIRCSTB_Msk);
<> 149:156823d33999 57 /* Wait for LXT clock ready */
<> 149:156823d33999 58 CLK_WaitClockReady(CLK_STATUS_LXTSTB_Msk);
<> 149:156823d33999 59
<> 149:156823d33999 60 /* Select HCLK clock source as HIRC and HCLK clock divider as 1 */
<> 149:156823d33999 61 CLK_SetHCLK(CLK_CLKSEL0_HCLKSEL_HIRC, CLK_CLKDIV0_HCLK(1));
<> 149:156823d33999 62
<> 149:156823d33999 63 /* Set core clock as 72000000 from PLL */
<> 149:156823d33999 64 CLK_SetCoreClock(72000000);
<> 149:156823d33999 65
<> 149:156823d33999 66 #if DEVICE_ANALOGIN
<> 149:156823d33999 67 // FIXME: Check voltage reference for EADC
<> 149:156823d33999 68 /* Vref connect to AVDD */
<> 149:156823d33999 69 //SYS->VREFCTL = (SYS->VREFCTL & ~SYS_VREFCTL_VREFCTL_Msk) | SYS_VREFCTL_VREF_AVDD;
<> 149:156823d33999 70 #endif
<> 149:156823d33999 71
<> 149:156823d33999 72 /* Update System Core Clock */
<> 149:156823d33999 73 /* User can use SystemCoreClockUpdate() to calculate SystemCoreClock. */
<> 149:156823d33999 74 SystemCoreClockUpdate();
<> 149:156823d33999 75
<> 149:156823d33999 76 /* Lock protected registers */
<> 149:156823d33999 77 SYS_LockReg();
<> 149:156823d33999 78 }
<> 149:156823d33999 79
<> 149:156823d33999 80 void mbed_sdk_init_forced(void)
<> 149:156823d33999 81 {
<> 149:156823d33999 82 mbed_sdk_init();
<> 149:156823d33999 83 }