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TARGET_SDT32625B/TOOLCHAIN_ARM_STD/tmr_utils.h
- Committer:
- AnnaBridge
- Date:
- 2019-02-20
- Revision:
- 172:65be27845400
- Parent:
- 171:3a7713b1edbc
File content as of revision 172:65be27845400:
/******************************************************************************* * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Except as contained in this notice, the name of Maxim Integrated * Products, Inc. shall not be used except as stated in the Maxim Integrated * Products, Inc. Branding Policy. * * The mere transfer of this software does not imply any licenses * of trade secrets, proprietary technology, copyrights, patents, * trademarks, maskwork rights, or any other form of intellectual * property whatsoever. Maxim Integrated Products, Inc. retains all * ownership rights. * * $Date: 2016-03-21 09:04:59 -0500 (Mon, 21 Mar 2016) $ * $Revision: 22006 $ * ******************************************************************************/ /** * @file tmr_utils.h * @brief Timer utility functions. */ #ifndef _TMR_UTILS_H #define _TMR_UTILS_H /***** Includes *****/ #include "mxc_config.h" #include "tmr_regs.h" #include "mxc_sys.h" #ifdef __cplusplus extern "C" { #endif /***** Definitions *****/ #define SEC(s) (((unsigned long)s) * 1000000UL) #define MSEC(ms) (ms * 1000UL) #define USEC(us) (us) /***** Globals *****/ /***** Function Prototypes *****/ /** * @brief Delays for the specified number of microseconds. * @param tmr TMR module to operate on * @param us Number of microseconds to delay. */ void TMR_Delay(mxc_tmr_regs_t* tmr, unsigned long us); /** * @brief Start the timeout time for the specified number of microseconds. * @param tmr TMR module to operate on * @param us Number of microseconds in the timeout. */ void TMR_TO_Start(mxc_tmr_regs_t* tmr, unsigned long us); /** * @brief Check if the timeout has occured. * @param tmr TMR module to operate on * @returns E_NO_ERROR if the timeout has not occurred, E_TIME_OUT if it has. */ int TMR_TO_Check(mxc_tmr_regs_t* tmr); /** * @brief Stops the timer for the timeout. * @param tmr TMR module to operate on */ void TMR_TO_Stop(mxc_tmr_regs_t* tmr); /** * @brief Clears the timeout flag. * @param tmr TMR module to operate on */ void TMR_TO_Clear(mxc_tmr_regs_t* tmr); /** * @brief Get the number of microseconds elapsed since to_start(). * @param tmr TMR module to operate on * @returns Number of microseconds since to_start(). */ unsigned TMR_TO_Elapsed(mxc_tmr_regs_t* tmr); /** * @brief Get the number of microseconds remaining in the timeout. * @param tmr TMR module to operate on * @returns Number of microseconds since to_start(). */ unsigned TMR_TO_Remaining(mxc_tmr_regs_t* tmr); /** * @brief Start the stopwatch. */ void TMR_SW_Start(mxc_tmr_regs_t* tmr); /** * @brief Stop the stopwatch and return the number of microseconds that have elapsed. * @param tmr TMR module to operate on * @returns Number of microseconds since sw_start(). */ unsigned TMR_SW_Stop(mxc_tmr_regs_t* tmr); #ifdef __cplusplus } #endif #endif /* _TMR_UTILS_H */