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/***************************************************************************** |
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* Copyright (c) 2019, Nations Technologies Inc. |
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* |
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* All rights reserved. |
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* **************************************************************************** |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are met: |
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* |
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* - Redistributions of source code must retain the above copyright notice, |
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* this list of conditions and the disclaimer below. |
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* |
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* Nations' name may not be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY NATIONS "AS IS" AND ANY EXPRESS OR |
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE |
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* DISCLAIMED. IN NO EVENT SHALL NATIONS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, |
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ****************************************************************************/ |
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/** |
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* @file User_Systick_Config.c |
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* @author Nations |
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* @version v1.0.1 |
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* |
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* @copyright Copyright (c) 2019, Nations Technologies Inc. All rights reserved. |
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*/ |
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#include "n32g45x.h" |
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#include "system_n32g45x.h" |
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#include "User_Systick_Config.h" |
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#include <stdio.h> |
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//uint32_t systick_count; |
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extern uint32_t g_tim3_count; // |
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/** |
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* @brief Systick Config |
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*/ |
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void Systick_MS_Config(uint32_t sys_freq) |
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{ |
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/* Setup SysTick Timer for 1 msec interrupts SystemCoreClock */ |
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if (SysTick_Config(sys_freq / 1000)) |
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{ |
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/* Capture error */ |
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while (1); |
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} |
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} |
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/** |
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* @brief Systick Disable |
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*/ |
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void Systick_Disable(void) |
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{ |
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SysTick->CTRL &= (~SysTick_CTRL_ENABLE_Msk); |
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} |
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/** |
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* @brief Read User Time Since Last Set |
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* @param last time. |
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*/ |
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uint32_t User_Time_Read(uint32_t time) |
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{ |
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uint32_t diff = 0; |
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//if(systick_count>=time) |
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//{ |
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// return systick_count-time; |
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//} |
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//return(0xFFFFFFFF-time+systick_count); |
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if(g_tim3_count >= time) { |
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diff = g_tim3_count-time; |
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} |
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else { |
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diff = (0xFFFFFFFF-time+g_tim3_count); |
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} |
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//printf("diff=%d\r\n", diff); |
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return diff; |
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} |
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/** |
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* @brief Set The User Time By Current Value |
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* @param set time. |
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*/ |
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void User_Time_Set(uint32_t* time) |
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{ |
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//*time=systick_count; |
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*time = g_tim3_count; |
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} |
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/* |
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********************************************************************************************************* |
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: bsp_GetRunTime |
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ȡCPU<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䣬<EFBFBD><EFBFBD>λ1ms<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD>ʾ 24.85<EFBFBD>죬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD>Ʒ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䳬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뿼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD> |
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> ֵ: CPU<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䣬<EFBFBD><EFBFBD>λ1ms |
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********************************************************************************************************* |
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*/ |
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uint32_t bsp_GetRunTime(void) |
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{ |
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//static uint32_t Interval_Time; |
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//User_Time_Set(&Interval_Time); |
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//return Interval_Time; |
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//return systick_count; |
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return g_tim3_count; |
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} |
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/* |
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********************************************************************************************************* |
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: bsp_CheckRunTime |
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD><EFBFBD>㵱ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>֮<EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: _LastTime <EFBFBD>ϸ<EFBFBD>ʱ<EFBFBD><EFBFBD> |
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD> ֵ: <EFBFBD><EFBFBD>ǰʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥʱ<EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ1ms |
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********************************************************************************************************* |
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*/ |
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uint32_t bsp_CheckRunTime(uint32_t _LastTime) |
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{ |
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uint32_t now_time = bsp_GetRunTime(); |
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uint32_t time_diff; |
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if (now_time >= _LastTime) { |
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time_diff = now_time - _LastTime; |
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} |
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else { |
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time_diff = 0xFFFFFFFF - _LastTime + now_time; |
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} |
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return time_diff; |
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}
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