BLE_DCF_TYQ_CH592F/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 "bsp_key.h"



/*******************************************************************************
 * @fn          CH59x_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.
 */
uint32_t CH59x_LowPower(uint32_t time)
{
#if (defined(HAL_SLEEP)) && (HAL_SLEEP == TRUE)
    volatile uint32_t i;
    uint32_t time_sleep, time_curr;
    unsigned long irq_status;

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

    SYS_DisableAllIrq(&irq_status);
    time_curr = RTC_GetCycle32k();
    // <20><><EFBFBD><EFBFBD>˯<EFBFBD><CBAF>ʱ<EFBFBD><CAB1>
    if (time < time_curr)
    {
        time_sleep = time + (RTC_MAX_COUNT - time_curr);
    }
    else
    {
        time_sleep = time - 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);
    SYS_RecoverIrq(irq_status);
#if (DEBUG == Debug_UART0) // 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_UART0_LSR & RB_LSR_TX_ALL_EMP) == 0)
    {
        __nop();
    }
#elif (DEBUG == Debug_UART1) // 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_UART1_LSR & RB_LSR_TX_ALL_EMP) == 0)
    {
        __nop();
    }
#endif
    // LOW POWER-sleepģʽ
    if (!RTCTigFlag)
    {
        BSP_KEY_EnterLowpower();

        LowPower_Sleep(RB_PWR_RAM2K | RB_PWR_RAM24K | 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>)
        i = RTC_GetCycle32k();
        while (i == RTC_GetCycle32k());

        // BSP_KEY_ExitLowpower();

        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
}