128 lines
3.4 KiB
C
128 lines
3.4 KiB
C
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/*
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******************************************************************************
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* @file driver_tick.c
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* @author FreqChip Firmware Team
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* @version V1.0.0
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* @date 2021
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* @brief Tick module driver.
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* This file provides firmware functions to manage the System Tick peripheral
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2021 FreqChip.
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* All rights reserved.
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******************************************************************************
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*/
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#include "fr30xx.h"
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/************************************************************************************
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* @fn tick_IRQHandler
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*
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* @brief Handle Tick interrupt request.
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*
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* @param htick: Tick handle.
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*/
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void tick_IRQHandler(TICK_HandleTypeDef *htick)
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{
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uint32_t status = Tick->INT_STA.Word;
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/* system wake up from sleep */
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if (status & TICK_INT_TYPE_SLP) {
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if ((htick) && (htick->TickSleepCallback)) {
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htick->TickSleepCallback();
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}
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Tick->INT_STA.Bits.SLP = 1;
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}
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/* tick reach target value */
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if (status & TICK_INT_TYPE_TGT) {
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if ((htick) && (htick->TickTargetCallback)) {
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htick->TickTargetCallback();
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}
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Tick->INT_STA.Bits.TGT = 1;
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Tick->INT_CTL.Bits.TGT = 0;
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}
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}
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/************************************************************************************
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* @fn tick_init
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*
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* @brief Init System Tick.
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*
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* @param htick: Tick handle.
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*/
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void tick_init(TICK_HandleTypeDef *handle)
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{
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/* enable Timerstamp compare default */
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Tick->CTL.CMP_EN = 1;
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/* enable sleep interrupt as default */
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Tick->INT_CTL.Bits.SLP = 1;
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}
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/************************************************************************************
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* @fn tick_get
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*
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* @brief Get current System Tick.
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*
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* @param clk: pointer used to store clock counter.
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* fine: pointer used to store fine counter.
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*/
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void tick_get(uint32_t *clk, uint32_t *fine)
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{
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Tick->CTL.SMP = 1;
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while(Tick->CTL.SMP == 1);
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*clk = Tick->CLK_SMP;
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*fine = Tick->FINE_SMP;
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}
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/************************************************************************************
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* @fn tick_set_target
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*
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* @brief Set system tick target time and wait for the target time in block mode.
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*
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* @param clk: target clock counter.
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* fine: target fine counter.
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*/
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void tick_set_target(uint32_t clk, uint32_t fine)
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{
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Tick->CLK_TGT = clk;
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Tick->FINE_TGT = fine;
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while (Tick->INT_RAW.Bits.TGT == 0);
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Tick->INT_STA.Bits.TGT = 1;
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}
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/************************************************************************************
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* @fn tick_set_target_IT
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*
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* @brief Set system tick target time in interrupt mode.
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*
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* @param clk: target clock counter.
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* fine: target fine counter.
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*/
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void tick_set_target_IT(uint32_t clk, uint32_t fine)
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{
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Tick->CLK_TGT = clk;
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Tick->FINE_TGT = fine;
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Tick->INT_CTL.Bits.TGT = 1;
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}
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/************************************************************************************
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* @fn tick_start_corr
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*
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* @brief Used to correction system tick after wake from sleep mode.
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*
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* @param clk: clock counter corrcetion value.
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* fine: fine counter corrcetion value.
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*/
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void tick_start_corr(uint32_t clk, uint32_t fine)
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{
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Tick->CLK_CORR = clk;
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Tick->FINE_CORR = fine;
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Tick->SLP_CTL.SLP_CORR_EN = 1;
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while(Tick->SLP_CTL.SLP_CORR_EN == 1);
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}
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