BvAutoController/Device/timer.c

/* Copyright Statement:
 *
 * This software/firmware and related documentation ("AutoChips Software") are
 * protected under relevant copyright laws. The information contained herein is
 * confidential and proprietary to AutoChips Inc. and/or its licensors. Without
 * the prior written permission of AutoChips inc. and/or its licensors, any
 * reproduction, modification, use or disclosure of AutoChips Software, and
 * information contained herein, in whole or in part, shall be strictly
 * prohibited.
 *
 * AutoChips Inc. (C) 2022. All rights reserved.
 *
 * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("AUTOCHIPS SOFTWARE")
 * RECEIVED FROM AUTOCHIPS AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
 * ON AN "AS-IS" BASIS ONLY. AUTOCHIPS EXPRESSLY DISCLAIMS ANY AND ALL
 * WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NONINFRINGEMENT. NEITHER DOES AUTOCHIPS PROVIDE ANY WARRANTY WHATSOEVER WITH
 * RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,
 * INCORPORATED IN, OR SUPPLIED WITH THE AUTOCHIPS SOFTWARE, AND RECEIVER AGREES
 * TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.
 * RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO
 * OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN AUTOCHIPS
 * SOFTWARE. AUTOCHIPS SHALL ALSO NOT BE RESPONSIBLE FOR ANY AUTOCHIPS SOFTWARE
 * RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
 * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND AUTOCHIPS'S
 * ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE AUTOCHIPS SOFTWARE
 * RELEASED HEREUNDER WILL BE, AT AUTOCHIPS'S OPTION, TO REVISE OR REPLACE THE
 * AUTOCHIPS SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE
 * CHARGE PAID BY RECEIVER TO AUTOCHIPS FOR SUCH AUTOCHIPS SOFTWARE AT ISSUE.
 */
/******************************************************************************
 * @version: V2.0.1  AC7840x  Demo
 ******************************************************************************/

/*!
* @file timer.c
*
* @brief This file contains the user function.
*
*/

/* ===========================================  Includes  =========================================== */
#include "timer.h"
#include "string.h"
#include "timer_drv.h"
#include "timer_hw.h"
#include "process.h"



/*!* @brief TIMER0中断回调函数
*
* @param[in] none
* @return none
*/
void TIMER0_Callback(void *device, uint32_t wpara, uint32_t lpara)
{

		timer_callback();
		
}

/*!
* @brief TIMER初始化函数
*
* @param[in] none
* @return none
*注意：timer时钟源在clock_config.c文件的peripheralClockConfig0结构体中第二个元素配置
*/
void Timer_Init(void)
{
    timer_user_channel_config_t timerConfig;
    memset(&timerConfig, 0U, sizeof(timerConfig));

    /*TIMER参数配置*/
    timerConfig.timerMode = TIMER_PERIODIC_COUNTER;                         /* 32bit计数 */
    timerConfig.periodUnits = TIMER_PERIOD_UNITS_MICROSECONDS;              /* 以us为单位计数 */
    timerConfig.period = 10000U;                                          /* 10ms为周期 */
    timerConfig.triggerSource = TIMER_TRIGGER_SOURCE_INTERNAL;              /* 选择内部触发 */
    timerConfig.triggerSelect = 0x00U;                                      /* 选择通道0作为触发源，触发是否奏效由TSOT决定，1：触发源上升沿来时开始计数；0：使能后就开始计数，触发源无效 */
    timerConfig.enableReloadOnTrigger = false;                              /* 触发源来时不重新加载计数值 */
    timerConfig.enableStopOnInterrupt = false;                              /* 发生一次中断后不停止Timer的计数 */
    timerConfig.enableStartOnTrigger = false;                               /* 配置ENRx=1即会使Timer开始计数,该位决定触发源是否奏效 */
    timerConfig.chainChannel = false;                                       /* 禁能链接 */
    timerConfig.isInterruptEnabled = true;                                  /* 使能中断 */
    timerConfig.callback = TIMER0_Callback;                                 /* 回调函数配置 */

    /*TIMER调用底层接口*/
    TIMER_DRV_Init(0, true);
    TIMER_DRV_InitChannel(0, TIMER_CHANNEL_0, &timerConfig);
		NVIC_SetPriority(TIMER_CHANNEL0_IRQn, 3);   	/*! 设置SPI中断优先级 */
    TIMER_DRV_StartChannels(0, 1 << TIMER_CHANNEL_0);
}