Al Williams / nRF51822Copy

Copy of nRF51822 library

Fork of nRF51822 by Nordic Semiconductor

nordic/nrf-sdk/system_nrf51.h@61:6fb5c2c43d35, 2014-09-21 (annotated)

Committer:
wd5gnr
Date:
Sun Sep 21 19:21:08 2014 +0000
Revision:
61:6fb5c2c43d35
Parent:
37:c29c330d942c 
First commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Rohit Grover 37:c29c330d942c 1 /* Copyright (c) 2013, Nordic Semiconductor ASA
Rohit Grover 37:c29c330d942c 2 * All rights reserved.
Rohit Grover 37:c29c330d942c 3 *
Rohit Grover 37:c29c330d942c 4 * Redistribution and use in source and binary forms, with or without
Rohit Grover 37:c29c330d942c 5 * modification, are permitted provided that the following conditions are met:
Rohit Grover 37:c29c330d942c 6 *
Rohit Grover 37:c29c330d942c 7 * * Redistributions of source code must retain the above copyright notice, this
Rohit Grover 37:c29c330d942c 8 * list of conditions and the following disclaimer.
Rohit Grover 37:c29c330d942c 9 *
Rohit Grover 37:c29c330d942c 10 * * Redistributions in binary form must reproduce the above copyright notice,
Rohit Grover 37:c29c330d942c 11 * this list of conditions and the following disclaimer in the documentation
Rohit Grover 37:c29c330d942c 12 * and/or other materials provided with the distribution.
bogdanm 0:eff01767de02 13 *
Rohit Grover 37:c29c330d942c 14 * * Neither the name of Nordic Semiconductor ASA nor the names of its
Rohit Grover 37:c29c330d942c 15 * contributors may be used to endorse or promote products derived from
Rohit Grover 37:c29c330d942c 16 * this software without specific prior written permission.
bogdanm 0:eff01767de02 17 *
Rohit Grover 37:c29c330d942c 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Rohit Grover 37:c29c330d942c 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Rohit Grover 37:c29c330d942c 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Rohit Grover 37:c29c330d942c 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Rohit Grover 37:c29c330d942c 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Rohit Grover 37:c29c330d942c 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Rohit Grover 37:c29c330d942c 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Rohit Grover 37:c29c330d942c 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Rohit Grover 37:c29c330d942c 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Rohit Grover 37:c29c330d942c 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 0:eff01767de02 28 *
bogdanm 0:eff01767de02 29 */
bogdanm 0:eff01767de02 30 #ifndef SYSTEM_NRF51_H
bogdanm 0:eff01767de02 31 #define SYSTEM_NRF51_H
bogdanm 0:eff01767de02 32
bogdanm 0:eff01767de02 33 #ifdef __cplusplus
bogdanm 0:eff01767de02 34 extern "C" {
bogdanm 0:eff01767de02 35 #endif
bogdanm 0:eff01767de02 36
bogdanm 0:eff01767de02 37 #include <stdint.h>
bogdanm 0:eff01767de02 38
bogdanm 0:eff01767de02 39
bogdanm 0:eff01767de02 40 extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
bogdanm 0:eff01767de02 41
bogdanm 0:eff01767de02 42 /**
bogdanm 0:eff01767de02 43 * Initialize the system
bogdanm 0:eff01767de02 44 *
bogdanm 0:eff01767de02 45 * @param none
bogdanm 0:eff01767de02 46 * @return none
bogdanm 0:eff01767de02 47 *
bogdanm 0:eff01767de02 48 * @brief Setup the microcontroller system.
bogdanm 0:eff01767de02 49 * Initialize the System and update the SystemCoreClock variable.
bogdanm 0:eff01767de02 50 */
bogdanm 0:eff01767de02 51 extern void SystemInit (void);
bogdanm 0:eff01767de02 52
bogdanm 0:eff01767de02 53 /**
bogdanm 0:eff01767de02 54 * Update SystemCoreClock variable
bogdanm 0:eff01767de02 55 *
bogdanm 0:eff01767de02 56 * @param none
bogdanm 0:eff01767de02 57 * @return none
bogdanm 0:eff01767de02 58 *
bogdanm 0:eff01767de02 59 * @brief Updates the SystemCoreClock with current core Clock
bogdanm 0:eff01767de02 60 * retrieved from cpu registers.
bogdanm 0:eff01767de02 61 */
bogdanm 0:eff01767de02 62 extern void SystemCoreClockUpdate (void);
bogdanm 0:eff01767de02 63
bogdanm 0:eff01767de02 64 #ifdef __cplusplus
bogdanm 0:eff01767de02 65 }
bogdanm 0:eff01767de02 66 #endif
bogdanm 0:eff01767de02 67
bogdanm 0:eff01767de02 68 #endif /* SYSTEM_NRF51_H */