IoT_SCV_CH584M/HAL/SLEEP.c

/********************************** (C) COPYRIGHT *******************************
 * File Name          : SLEEP.c
 * Author             : WCH
 * Version            : V1.2
 * Date               : 2022/01/18
 * Description        : ˯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ü<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
 *********************************************************************************
 * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
 * Attention: This software (modified or not) and binary are used for
 * microcontroller manufactured by Nanjing Qinheng Microelectronics.
 *******************************************************************************/

/******************************************************************************/
/* ͷ<>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD> */
#include "HAL.h"
#include "stdbool.h"
#include "bsp_bmp390.h"

static volatile bool block_sleep_flag = false;

void BSP_RequestSleep(void)
{
    block_sleep_flag = false;
}

void BSP_BlockSleep(void)
{
    block_sleep_flag = true;
}

/*******************************************************************************
 *
 * @fn          CH58x_LowPower
 *
 * @brief       <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˯<EFBFBD><EFBFBD>
 *
 * @param       time  - <EFBFBD><EFBFBD><EFBFBD>ѵ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>㣨RTC<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>
 *
 * @return      state.
 */
__HIGH_CODE
uint32_t CH58x_LowPower(uint32_t time)
{
   if( true == block_sleep_flag)
   {
       // logDebug("block_sleep");
       return 0;
   }
#if(defined(HAL_SLEEP)) && (HAL_SLEEP == TRUE)
    volatile uint32_t i;
    uint32_t time_tign, time_sleep, time_curr;
    unsigned long irq_status;

    // <20><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>
    if (time <= WAKE_UP_RTC_MAX_TIME) {
        time_tign = time + (RTC_MAX_COUNT - WAKE_UP_RTC_MAX_TIME);
    } else {
        time_tign = time - WAKE_UP_RTC_MAX_TIME;
    }

    SYS_DisableAllIrq(&irq_status);
    time_curr = RTC_GetCycle32k();
    // <20><><EFBFBD><EFBFBD>˯<EFBFBD><CBAF>ʱ<EFBFBD><CAB1>
    if (time_tign < time_curr) {
        time_sleep = time_tign + (RTC_MAX_COUNT - time_curr);
    } else {
        time_sleep = time_tign - time_curr;
    }

    // <20><>˯<EFBFBD><CBAF>ʱ<EFBFBD><CAB1>С<EFBFBD><D0A1><EFBFBD><EFBFBD>С˯<D0A1><CBAF>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˯<EFBFBD><CBAF>ʱ<EFBFBD>䣬<EFBFBD><E4A3AC><EFBFBD><EFBFBD>˯<EFBFBD><CBAF>
    if ((time_sleep < SLEEP_RTC_MIN_TIME) ||
        (time_sleep > SLEEP_RTC_MAX_TIME)) {
        SYS_RecoverIrq(irq_status);
        return 2;
    }

    RTC_SetTignTime(time_tign);
    SYS_RecoverIrq(irq_status);

#if(DEBUG == Debug_UART3) // ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD><D3A1>Ϣ<EFBFBD><CFA2>Ҫ<EFBFBD>޸<EFBFBD><DEB8><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD>
    while((R8_UART3_LSR & RB_LSR_TX_ALL_EMP) == 0)
    {
        __nop();
    }
#endif
    // LOW POWER-sleepģʽ
    if(!RTCTigFlag)
    {
        PRESS_LowPower();

        LowPower_Sleep(RB_PWR_RAM32K | RB_PWR_RAM96K | RB_PWR_EXTEND |RB_XT_PRE_EN );
        HSECFG_Current(HSE_RCur_100); // <20><>Ϊ<EFBFBD><EFBFBD><EEB6A8><EFBFBD><EFBFBD>(<28>͹<EFBFBD><CDB9>ĺ<EFBFBD><C4BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HSEƫ<45>õ<EFBFBD><C3B5><EFBFBD>)
        
        return 0;
    }
#endif
    return 3;
}

/*******************************************************************************
 * @fn      HAL_SleepInit
 *
 * @brief   <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˯<EFBFBD>߻<EFBFBD><EFBFBD>ѵķ<EFBFBD>ʽ   - RTC<EFBFBD><EFBFBD><EFBFBD>ѣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
 *
 * @param   None.
 *
 * @return  None.
 */
void HAL_SleepInit(void)
{
#if(defined(HAL_SLEEP)) && (HAL_SLEEP == TRUE)
    sys_safe_access_enable();
    R8_SLP_WAKE_CTRL |= RB_SLP_RTC_WAKE; // RTC<54><43><EFBFBD><EFBFBD>
    sys_safe_access_disable();
    sys_safe_access_enable();
    R8_RTC_MODE_CTRL |= RB_RTC_TRIG_EN;  // <20><><EFBFBD><EFBFBD>ģʽ
    sys_safe_access_disable();
    PFIC_EnableIRQ(RTC_IRQn);
#endif
}