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Dependencies:   mbed

TIME_AD.cpp@0:0e20215b178e, 2020-08-06 (annotated)

Committer:
peng103617
Date:
Thu Aug 06 06:52:19 2020 +0000
Revision:
0:0e20215b178e
AD7190_LoRa

Who changed what in which revision?

UserRevisionLine numberNew contents of line
peng103617 0:0e20215b178e 1 /***************************************************************************//**
peng103617 0:0e20215b178e 2 * @file TIME_AD.c
peng103617 0:0e20215b178e 3 * @brief Implementation of TIME Driver.
peng103617 0:0e20215b178e 4 * @author Dan Nechita
peng103617 0:0e20215b178e 5 ********************************************************************************
peng103617 0:0e20215b178e 6 * Copyright 2012(c) Analog Devices, Inc.
peng103617 0:0e20215b178e 7 *
peng103617 0:0e20215b178e 8 * All rights reserved.
peng103617 0:0e20215b178e 9 *
peng103617 0:0e20215b178e 10 * Redistribution and use in source and binary forms, with or without
peng103617 0:0e20215b178e 11 * modification, are permitted provided that the following conditions are met:
peng103617 0:0e20215b178e 12 * - Redistributions of source code must retain the above copyright
peng103617 0:0e20215b178e 13 * notice, this list of conditions and the following disclaimer.
peng103617 0:0e20215b178e 14 * - Redistributions in binary form must reproduce the above copyright
peng103617 0:0e20215b178e 15 * notice, this list of conditions and the following disclaimer in
peng103617 0:0e20215b178e 16 * the documentation and/or other materials provided with the
peng103617 0:0e20215b178e 17 * distribution.
peng103617 0:0e20215b178e 18 * - Neither the name of Analog Devices, Inc. nor the names of its
peng103617 0:0e20215b178e 19 * contributors may be used to endorse or promote products derived
peng103617 0:0e20215b178e 20 * from this software without specific prior written permission.
peng103617 0:0e20215b178e 21 * - The use of this software may or may not infringe the patent rights
peng103617 0:0e20215b178e 22 * of one or more patent holders. This license does not release you
peng103617 0:0e20215b178e 23 * from the requirement that you obtain separate licenses from these
peng103617 0:0e20215b178e 24 * patent holders to use this software.
peng103617 0:0e20215b178e 25 * - Use of the software either in source or binary form, must be run
peng103617 0:0e20215b178e 26 * on or directly connected to an Analog Devices Inc. component.
peng103617 0:0e20215b178e 27 *
peng103617 0:0e20215b178e 28 * THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
peng103617 0:0e20215b178e 29 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
peng103617 0:0e20215b178e 30 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
peng103617 0:0e20215b178e 31 * IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
peng103617 0:0e20215b178e 32 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
peng103617 0:0e20215b178e 33 * LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
peng103617 0:0e20215b178e 34 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
peng103617 0:0e20215b178e 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
peng103617 0:0e20215b178e 36 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
peng103617 0:0e20215b178e 37 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
peng103617 0:0e20215b178e 38 *
peng103617 0:0e20215b178e 39 *******************************************************************************/
peng103617 0:0e20215b178e 40
peng103617 0:0e20215b178e 41 /******************************************************************************/
peng103617 0:0e20215b178e 42 /***************************** Include Files **********************************/
peng103617 0:0e20215b178e 43 /******************************************************************************/
peng103617 0:0e20215b178e 44 #include "TIME_AD.h"
peng103617 0:0e20215b178e 45 #include "mbed.h"
peng103617 0:0e20215b178e 46 /******************************************************************************/
peng103617 0:0e20215b178e 47 /************************ Variables Declarations ******************************/
peng103617 0:0e20215b178e 48 /******************************************************************************/
peng103617 0:0e20215b178e 49
peng103617 0:0e20215b178e 50
peng103617 0:0e20215b178e 51 /******************************************************************************/
peng103617 0:0e20215b178e 52 /************************ Functions Definitions *******************************/
peng103617 0:0e20215b178e 53 /******************************************************************************/
peng103617 0:0e20215b178e 54
peng103617 0:0e20215b178e 55 /***************************************************************************//**
peng103617 0:0e20215b178e 56 * @brief Initializes the timer used in this driver.
peng103617 0:0e20215b178e 57 *
peng103617 0:0e20215b178e 58 * @return status - Result of the initialization procedure.
peng103617 0:0e20215b178e 59 * Example: 1 - if initialization was successful;
peng103617 0:0e20215b178e 60 * 0 - if initialization was unsuccessful.
peng103617 0:0e20215b178e 61 *******************************************************************************/
peng103617 0:0e20215b178e 62 unsigned char TIME_Init(void)
peng103617 0:0e20215b178e 63 {
peng103617 0:0e20215b178e 64 // Add your code here.
peng103617 0:0e20215b178e 65 return 1;
peng103617 0:0e20215b178e 66 }
peng103617 0:0e20215b178e 67
peng103617 0:0e20215b178e 68 /***************************************************************************//**
peng103617 0:0e20215b178e 69 * @brief The timer begins to count in steps of microseconds(us) until the user
peng103617 0:0e20215b178e 70 * calls a stop measurement function.
peng103617 0:0e20215b178e 71 *
peng103617 0:0e20215b178e 72 * @return None.
peng103617 0:0e20215b178e 73 *******************************************************************************/
peng103617 0:0e20215b178e 74 void TIME_StartMeasure(void)
peng103617 0:0e20215b178e 75 {
peng103617 0:0e20215b178e 76 // Add your code here.
peng103617 0:0e20215b178e 77 }
peng103617 0:0e20215b178e 78
peng103617 0:0e20215b178e 79 /***************************************************************************//**
peng103617 0:0e20215b178e 80 * @brief Stops the measurement process when the functions is called.
peng103617 0:0e20215b178e 81 *
peng103617 0:0e20215b178e 82 * @return Time(in microseconds) elapsed since the measurement began.
peng103617 0:0e20215b178e 83 *******************************************************************************/
peng103617 0:0e20215b178e 84 unsigned long TIME_StopMeasure(void)
peng103617 0:0e20215b178e 85 {
peng103617 0:0e20215b178e 86 // Add your code here.
peng103617 0:0e20215b178e 87 return 0;
peng103617 0:0e20215b178e 88 }
peng103617 0:0e20215b178e 89
peng103617 0:0e20215b178e 90 /***************************************************************************//**
peng103617 0:0e20215b178e 91 * @brief Creates a delay of microseconds.
peng103617 0:0e20215b178e 92 *
peng103617 0:0e20215b178e 93 * @return None.
peng103617 0:0e20215b178e 94 *******************************************************************************/
peng103617 0:0e20215b178e 95 void TIME_DelayUs(unsigned short usUnits)
peng103617 0:0e20215b178e 96 {
peng103617 0:0e20215b178e 97 // Add your code here.
peng103617 0:0e20215b178e 98 wait_us(usUnits);
peng103617 0:0e20215b178e 99 }
peng103617 0:0e20215b178e 100
peng103617 0:0e20215b178e 101 /***************************************************************************//**
peng103617 0:0e20215b178e 102 * @brief Creates a delay of milliseconds.
peng103617 0:0e20215b178e 103 *
peng103617 0:0e20215b178e 104 * @return None.
peng103617 0:0e20215b178e 105 *******************************************************************************/
peng103617 0:0e20215b178e 106 void TIME_DelayMs(unsigned short msUnits)
peng103617 0:0e20215b178e 107 {
peng103617 0:0e20215b178e 108 // Add your code here.
peng103617 0:0e20215b178e 109 wait_ms(msUnits);
peng103617 0:0e20215b178e 110 }