mbed official / mbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_NRF51_DK/TOOLCHAIN_GCC_ARM/system_nrf51.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
TARGET_NRF51_DONGLE/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF51/TARGET_MCU_NRF51822_UNIFIED/device/system_nrf51.h@169:a7c7b631e539 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 146:22da6e220af6 1 /*
AnnaBridge 146:22da6e220af6 2 * Copyright (c) 2015 Nordic Semiconductor ASA
AnnaBridge 146:22da6e220af6 3 * All rights reserved.
AnnaBridge 146:22da6e220af6 4 *
AnnaBridge 146:22da6e220af6 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 146:22da6e220af6 6 * are permitted provided that the following conditions are met:
AnnaBridge 146:22da6e220af6 7 *
AnnaBridge 146:22da6e220af6 8 * 1. Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 146:22da6e220af6 9 * of conditions and the following disclaimer.
AnnaBridge 146:22da6e220af6 10 *
AnnaBridge 146:22da6e220af6 11 * 2. Redistributions in binary form, except as embedded into a Nordic Semiconductor ASA
AnnaBridge 146:22da6e220af6 12 * integrated circuit in a product or a software update for such product, must reproduce
AnnaBridge 146:22da6e220af6 13 * the above copyright notice, this list of conditions and the following disclaimer in
AnnaBridge 146:22da6e220af6 14 * the documentation and/or other materials provided with the distribution.
AnnaBridge 146:22da6e220af6 15 *
AnnaBridge 146:22da6e220af6 16 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its contributors may be
AnnaBridge 146:22da6e220af6 17 * used to endorse or promote products derived from this software without specific prior
AnnaBridge 146:22da6e220af6 18 * written permission.
AnnaBridge 146:22da6e220af6 19 *
AnnaBridge 146:22da6e220af6 20 * 4. This software, with or without modification, must only be used with a
AnnaBridge 146:22da6e220af6 21 * Nordic Semiconductor ASA integrated circuit.
AnnaBridge 146:22da6e220af6 22 *
AnnaBridge 146:22da6e220af6 23 * 5. Any software provided in binary or object form under this license must not be reverse
AnnaBridge 146:22da6e220af6 24 * engineered, decompiled, modified and/or disassembled.
AnnaBridge 146:22da6e220af6 25 *
AnnaBridge 146:22da6e220af6 26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 146:22da6e220af6 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 146:22da6e220af6 28 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 146:22da6e220af6 29 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 146:22da6e220af6 30 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 146:22da6e220af6 31 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 146:22da6e220af6 32 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 146:22da6e220af6 33 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 146:22da6e220af6 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 146:22da6e220af6 35 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 146:22da6e220af6 36 *
AnnaBridge 146:22da6e220af6 37 */
AnnaBridge 146:22da6e220af6 38
AnnaBridge 146:22da6e220af6 39
AnnaBridge 146:22da6e220af6 40 #ifndef SYSTEM_NRF51_H
AnnaBridge 146:22da6e220af6 41 #define SYSTEM_NRF51_H
AnnaBridge 146:22da6e220af6 42
AnnaBridge 146:22da6e220af6 43 #ifdef __cplusplus
AnnaBridge 146:22da6e220af6 44 extern "C" {
AnnaBridge 146:22da6e220af6 45 #endif
AnnaBridge 146:22da6e220af6 46
AnnaBridge 146:22da6e220af6 47 #include <stdint.h>
AnnaBridge 146:22da6e220af6 48
AnnaBridge 146:22da6e220af6 49
AnnaBridge 146:22da6e220af6 50 extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
AnnaBridge 146:22da6e220af6 51
AnnaBridge 146:22da6e220af6 52 /**
AnnaBridge 146:22da6e220af6 53 * Initialize the system
AnnaBridge 146:22da6e220af6 54 *
AnnaBridge 146:22da6e220af6 55 * @param none
AnnaBridge 146:22da6e220af6 56 * @return none
AnnaBridge 146:22da6e220af6 57 *
AnnaBridge 146:22da6e220af6 58 * @brief Setup the microcontroller system.
AnnaBridge 146:22da6e220af6 59 * Initialize the System and update the SystemCoreClock variable.
AnnaBridge 146:22da6e220af6 60 */
AnnaBridge 146:22da6e220af6 61 extern void SystemInit (void);
AnnaBridge 146:22da6e220af6 62
AnnaBridge 146:22da6e220af6 63 /**
AnnaBridge 146:22da6e220af6 64 * Update SystemCoreClock variable
AnnaBridge 146:22da6e220af6 65 *
AnnaBridge 146:22da6e220af6 66 * @param none
AnnaBridge 146:22da6e220af6 67 * @return none
AnnaBridge 146:22da6e220af6 68 *
AnnaBridge 146:22da6e220af6 69 * @brief Updates the SystemCoreClock with current core Clock
AnnaBridge 146:22da6e220af6 70 * retrieved from cpu registers.
AnnaBridge 146:22da6e220af6 71 */
AnnaBridge 146:22da6e220af6 72 extern void SystemCoreClockUpdate (void);
AnnaBridge 146:22da6e220af6 73
AnnaBridge 146:22da6e220af6 74 #ifdef __cplusplus
AnnaBridge 146:22da6e220af6 75 }
AnnaBridge 146:22da6e220af6 76 #endif
AnnaBridge 146:22da6e220af6 77
AnnaBridge 146:22da6e220af6 78 #endif /* SYSTEM_NRF51_H */