Nordic stack and drivers for the mbed BLE API
Dependents: BLE_ANCS_SDAPI BLE_temperature BLE_HeartRate writable_gatt ... more
TARGET_NRF5/source/btle/btle_clock.h
- Committer:
- Vincent Coubard
- Date:
- 2016-09-14
- Revision:
- 638:c90ae1400bf2
File content as of revision 638:c90ae1400bf2:
/* * Copyright (c) 2016 Nordic Semiconductor ASA * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list * of conditions and the following disclaimer. * * 2. Redistributions in binary form, except as embedded into a Nordic Semiconductor ASA * integrated circuit in a product or a software update for such product, must reproduce * the above copyright notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the distribution. * * 3. Neither the name of Nordic Semiconductor ASA nor the names of its contributors may be * used to endorse or promote products derived from this software without specific prior * written permission. * * 4. This software, with or without modification, must only be used with a * Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary or object form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #ifndef _BTLE_CLOCK_H_ #define _BTLE_CLOCK_H_ #include "nrf5x_lf_clk_helper.h" /** * @brief Module that generates settings for the low-frequency (LF) clock configuration. * * This module provides macros that are generated from the mbed config system macros. * * * * As a result, this module provides the following: @n * - literal value LFCLK_CONF_SOURCE @n * - literal value LFCLK_CONF_ACCURACY @n * - literal value LFCLK_CONF_RC_CTIV @n * - literal value LFCLK_CONF_RC_TEMP_CTIV */ #include "nrf_sdm.h" #define DEFAULT_LFCLK_CONF_ACCURACY NRF_CLOCK_LF_XTAL_ACCURACY_20_PPM #ifdef NRF52 #define MAX_LFCLK_CONF_RC_CTIV 32 #else #define MAX_LFCLK_CONF_RC_CTIV 64 #endif #define MAX_LFCLK_CONF_RC_TEMP_CTIV 33 #define DEFAULT_LFCLK_CONF_RC_CTIV 16 // Check temperature every 16 * 250ms. #define DEFAULT_LFCLK_CONF_RC_TEMP_CTIV 1 // Only calibrate if temperature has changed. #define NRF_LF_SRC_XTAL 2 #define NRF_LF_SRC_SYNTH 3 #define NRF_LF_SRC_RC 4 #if MBED_CONF_NORDIC_NRF_LF_CLOCK_SRC == NRF_LF_SRC_RC #define LFCLK_CONF_SOURCE NRF_CLOCK_LF_SRC_RC #ifdef MBED_CONF_NORDIC_NRF_LF_CLOCK_CALIB_TIMER_INTERVAL #define LFCLK_CONF_RC_CTIV MBED_CONF_NORDIC_NRF_LF_CLOCK_CALIB_TIMER_INTERVAL #else #define LFCLK_CONF_RC_CTIV DEFAULT_LFCLK_CONF_RC_CTIV #endif #ifdef MBED_CONF_NORDIC_NRF_LF_CLOCK_CALIB_MODE_CONFIG #define LFCLK_CONF_RC_TEMP_CTIV MBED_CONF_NORDIC_NRF_LF_CLOCK_CALIB_MODE_CONFIG #else #define LFCLK_CONF_RC_TEMP_CTIV DEFAULT_LFCLK_CONF_RC_TEMP_CTIV #endif #if (LFCLK_CONF_RC_CTIV < 1) || (LFCLK_CONF_RC_CTIV > MAX_LFCLK_CONF_RC_CTIV) #error Calibration timer interval out of range! #endif #if (LFCLK_CONF_RC_TEMP_CTIV < 0 ) || (LFCLK_CONF_RC_TEMP_CTIV > 33) #error Number/mode of LF RC calibration intervals out of range! #endif #elif MBED_CONF_NORDIC_NRF_LF_CLOCK_SRC == NRF_LF_SRC_SYNTH #define LFCLK_CONF_SOURCE NRF_CLOCK_LF_SRC_SYNTH #define LFCLK_CONF_RC_CTIV 0 // Must be 0 if source is not NRF_CLOCK_LF_SRC_RC. #define LFCLK_CONF_RC_TEMP_CTIV 0 // Must be 0 if source is not NRF_CLOCK_LF_SRC_RC. #ifdef MBED_CONF_NORDIC_LF_CLOCK_HF_SYNTH_ACCURACY #define LFCLK_CONF_ACCURACY MBED_CONF_NORDIC_LF_CLOCK_HF_SYNTH_ACCURACY #endif #else // default is NRF_LF_SRC_SYNTH #define LFCLK_CONF_SOURCE NRF_CLOCK_LF_SRC_XTAL #define LFCLK_CONF_RC_CTIV 0 // Must be 0 if source is not NRF_CLOCK_LF_SRC_RC. #define LFCLK_CONF_RC_TEMP_CTIV 0 // Must be 0 if source is not NRF_CLOCK_LF_SRC_RC. #ifdef MBED_CONF_NORDIC_LF_CLOCK_XTAL_ACCURACY #define LFCLK_CONF_ACCURACY MBED_CONF_NORDIC_LF_CLOCK_XTAL_ACCURACY #endif #endif #ifndef LFCLK_CONF_ACCURACY #define LFCLK_CONF_ACCURACY DEFAULT_LFCLK_CONF_ACCURACY #endif #if (LFCLK_CONF_ACCURACY > NRF_CLOCK_LF_XTAL_ACCURACY_20_PPM) || (LFCLK_CONF_ACCURACY < NRF_CLOCK_LF_XTAL_ACCURACY_250_PPM) #error Low frequency clock accuracy out of range! #endif #endif //_BTLE_CLOCK_H_