407 lines
11 KiB
C
407 lines
11 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : CH59x_pwr.c
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* Author : WCH
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* Version : V1.2
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* Date : 2021/11/17
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* Description
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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#include "CH59x_common.h"
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/*********************************************************************
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* @fn PWR_DCDCCfg
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*
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* @brief 启用内部DC/DC电源，用于节约系统功耗
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*
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* @param s - 是否打开DCDC电源
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*
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* @return none
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*/
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void PWR_DCDCCfg(FunctionalState s)
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{
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uint16_t adj = R16_AUX_POWER_ADJ;
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uint16_t plan = R16_POWER_PLAN;
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if(s == DISABLE)
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{
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adj &= ~RB_DCDC_CHARGE;
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plan &= ~(RB_PWR_DCDC_EN | RB_PWR_DCDC_PRE); // 旁路 DC/DC
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sys_safe_access_enable();
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R16_AUX_POWER_ADJ = adj;
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R16_POWER_PLAN = plan;
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sys_safe_access_disable();
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}
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else
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{
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uint32_t HW_Data[2];
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FLASH_EEPROM_CMD(CMD_GET_ROM_INFO, ROM_CFG_ADR_HW, HW_Data, 0);
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if((HW_Data[0]) & (1 << 13))
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{
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return;
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}
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adj |= RB_DCDC_CHARGE;
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plan |= RB_PWR_DCDC_PRE;
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sys_safe_access_enable();
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R16_AUX_POWER_ADJ = adj;
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R16_POWER_PLAN = plan;
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sys_safe_access_disable();
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DelayUs(10);
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sys_safe_access_enable();
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R16_POWER_PLAN |= RB_PWR_DCDC_EN;
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sys_safe_access_disable();
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}
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}
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/*********************************************************************
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* @fn PWR_UnitModCfg
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*
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* @brief 可控单元模块的电源控制
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*
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* @param s - 是否打开电源
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* @param unit - please refer to unit of controllable power supply
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*
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* @return none
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*/
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void PWR_UnitModCfg(FunctionalState s, uint8_t unit)
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{
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uint8_t ck32k_cfg = R8_CK32K_CONFIG;
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if(s == DISABLE) //关闭
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{
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ck32k_cfg &= ~(unit & 0x03);
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}
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else //打开
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{
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ck32k_cfg |= (unit & 0x03);
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}
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sys_safe_access_enable();
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R8_CK32K_CONFIG = ck32k_cfg;
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sys_safe_access_disable();
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}
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/*********************************************************************
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* @fn PWR_PeriphClkCfg
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*
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* @brief 外设时钟控制位
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*
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* @param s - 是否打开对应外设时钟
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* @param perph - please refer to Peripher CLK control bit define
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*
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* @return none
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*/
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void PWR_PeriphClkCfg(FunctionalState s, uint16_t perph)
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{
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uint32_t sleep_ctrl = R32_SLEEP_CONTROL;
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if(s == DISABLE)
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{
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sleep_ctrl |= perph;
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}
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else
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{
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sleep_ctrl &= ~perph;
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}
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sys_safe_access_enable();
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R32_SLEEP_CONTROL = sleep_ctrl;
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sys_safe_access_disable();
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}
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/*********************************************************************
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* @fn PWR_PeriphWakeUpCfg
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*
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* @brief 睡眠唤醒源配置
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*
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* @param s - 是否打开此外设睡眠唤醒功能
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* @param perph - 需要设置的唤醒源
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* RB_SLP_USB_WAKE - USB 为唤醒源
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* RB_SLP_RTC_WAKE - RTC 为唤醒源
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* RB_SLP_GPIO_WAKE - GPIO 为唤醒源
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* RB_SLP_BAT_WAKE - BAT 为唤醒源
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* @param mode - refer to WakeUP_ModeypeDef
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*
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* @return none
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*/
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void PWR_PeriphWakeUpCfg(FunctionalState s, uint8_t perph, WakeUP_ModeypeDef mode)
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{
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uint8_t m;
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if(s == DISABLE)
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{
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sys_safe_access_enable();
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R8_SLP_WAKE_CTRL &= ~perph;
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sys_safe_access_disable();
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}
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else
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{
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switch(mode)
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{
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case Short_Delay:
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m = 0x01;
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break;
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case Long_Delay:
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m = 0x00;
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break;
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default:
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m = 0x01;
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break;
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}
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sys_safe_access_enable();
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R8_SLP_WAKE_CTRL |= RB_WAKE_EV_MODE | perph;
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sys_safe_access_disable();
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sys_safe_access_enable();
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R8_SLP_POWER_CTRL &= ~(RB_WAKE_DLY_MOD);
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sys_safe_access_disable();
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sys_safe_access_enable();
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R8_SLP_POWER_CTRL |= m;
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sys_safe_access_disable();
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}
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}
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/*********************************************************************
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* @fn PowerMonitor
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*
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* @brief 电源监控
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*
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* @param s - 是否打开此功能
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* @param vl - refer to VolM_LevelypeDef
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*
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* @return none
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*/
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void PowerMonitor(FunctionalState s, VolM_LevelypeDef vl)
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{
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uint8_t ctrl = R8_BAT_DET_CTRL;
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uint8_t cfg = R8_BAT_DET_CFG;
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if(s == DISABLE)
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{
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sys_safe_access_enable();
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R8_BAT_DET_CTRL = 0;
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sys_safe_access_disable();
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}
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else
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{
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if(vl & 0x80)
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{
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cfg = vl & 0x03;
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ctrl = RB_BAT_MON_EN | ((vl >> 2) & 1);
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}
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else
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{
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cfg = vl & 0x03;
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ctrl = RB_BAT_DET_EN;
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}
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sys_safe_access_enable();
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R8_BAT_DET_CTRL = ctrl;
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R8_BAT_DET_CFG = cfg;
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sys_safe_access_disable();
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mDelayuS(1);
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sys_safe_access_enable();
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R8_BAT_DET_CTRL |= RB_BAT_LOW_IE | RB_BAT_LOWER_IE;
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sys_safe_access_disable();
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}
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}
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/*********************************************************************
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* @fn LowPower_Idle
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*
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* @brief 低功耗-Idle模式
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*
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* @param none
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*
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* @return none
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*/
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__HIGH_CODE
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void LowPower_Idle(void)
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{
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FLASH_ROM_SW_RESET();
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R8_FLASH_CTRL = 0x04; //flash关闭
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PFIC->SCTLR &= ~(1 << 2); // sleep
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__WFI();
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__nop();
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__nop();
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}
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/*********************************************************************
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* @fn LowPower_Halt
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*
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* @brief 低功耗-Halt模式，此低功耗切到HSI/5时钟运行，唤醒后需要用户自己重新选择系统时钟源
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*
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* @param none
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*
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* @return none
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*/
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__HIGH_CODE
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void LowPower_Halt(void)
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{
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uint8_t x32Kpw, x32Mpw;
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FLASH_ROM_SW_RESET();
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R8_FLASH_CTRL = 0x04; //flash关闭
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x32Kpw = R8_XT32K_TUNE;
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x32Mpw = R8_XT32M_TUNE;
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x32Mpw = (x32Mpw & 0xfc) | 0x03; // 150%额定电流
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if(R16_RTC_CNT_32K > 0x3fff)
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{ // 超过500ms
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x32Kpw = (x32Kpw & 0xfc) | 0x01; // LSE驱动电流降低到额定电流
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}
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sys_safe_access_enable();
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R8_BAT_DET_CTRL = 0; // 关闭电压监控
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sys_safe_access_disable();
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sys_safe_access_enable();
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R8_XT32K_TUNE = x32Kpw;
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R8_XT32M_TUNE = x32Mpw;
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sys_safe_access_disable();
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sys_safe_access_enable();
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R8_PLL_CONFIG |= (1 << 5);
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sys_safe_access_disable();
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PFIC->SCTLR |= (1 << 2); //deep sleep
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__WFI();
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__nop();
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__nop();
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sys_safe_access_enable();
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R8_PLL_CONFIG &= ~(1 << 5);
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sys_safe_access_disable();
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}
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/*******************************************************************************
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* Function Name : LowPower_Sleep
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* Description : 低功耗-Sleep模式。
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注意当主频为80M时，睡眠唤醒中断不可调用flash内代码，且退出此函数前需要加上30us延迟。
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* Input : rm:
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RB_PWR_RAM2K - 2K retention SRAM 供电
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RB_PWR_RAM24K - 24K main SRAM 供电
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RB_PWR_EXTEND - USB 和 BLE 单元保留区域供电
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RB_PWR_XROM - FlashROM 供电
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NULL - 以上单元都断电
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* Return : None
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*******************************************************************************/
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__HIGH_CODE
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void LowPower_Sleep(uint16_t rm)
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{
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__attribute__((aligned(4))) uint8_t MacAddr[6] = {0};
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uint8_t x32Kpw, x32Mpw;
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uint16_t power_plan;
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GetMACAddress(MacAddr);
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x32Kpw = R8_XT32K_TUNE;
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x32Mpw = R8_XT32M_TUNE;
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x32Mpw = (x32Mpw & 0xfc) | 0x03; // 150%额定电流
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if(R16_RTC_CNT_32K > 0x3fff)
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{ // 超过500ms
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x32Kpw = (x32Kpw & 0xfc) | 0x01; // LSE驱动电流降低到额定电流
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}
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sys_safe_access_enable();
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R8_BAT_DET_CTRL = 0; // 关闭电压监控
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sys_safe_access_disable();
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sys_safe_access_enable();
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R8_XT32K_TUNE = x32Kpw;
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R8_XT32M_TUNE = x32Mpw;
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sys_safe_access_disable();
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sys_safe_access_enable();
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R16_POWER_PLAN &= ~RB_XT_PRE_EN;
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sys_safe_access_disable();
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PFIC->SCTLR |= (1 << 2); //deep sleep
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power_plan = R16_POWER_PLAN & (RB_PWR_DCDC_EN | RB_PWR_DCDC_PRE);
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power_plan |= RB_PWR_PLAN_EN | RB_PWR_CORE | rm | (2<<11);
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sys_safe_access_enable();
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R8_SLP_POWER_CTRL |= RB_RAM_RET_LV;
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R16_POWER_PLAN = power_plan;
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sys_safe_access_disable();
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if((rm & RB_XT_PRE_EN) == 0)
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{
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sys_safe_access_enable();
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R8_PLL_CONFIG |= (1 << 5);
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sys_safe_access_disable();
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}
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__WFI();
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__nop();
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__nop();
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sys_safe_access_enable();
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R16_POWER_PLAN &= ~RB_XT_PRE_EN;
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sys_safe_access_disable();
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if((rm & RB_XT_PRE_EN) == 0)
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{
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sys_safe_access_enable();
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R8_PLL_CONFIG &= ~(1 << 5);
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sys_safe_access_disable();
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DelayUs(20);
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}
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}
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/*********************************************************************
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* @fn LowPower_Shutdown
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*
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* @brief 低功耗-Shutdown模式，此低功耗切到HSI/5时钟运行，唤醒后需要用户自己重新选择系统时钟源
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* @note 注意调用此函数，DCDC功能强制关闭，唤醒后可以手动再次打开
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*
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* @param rm - 供电模块选择
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* RB_PWR_RAM2K - 2K retention SRAM 供电
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* RB_PWR_RAM16K - 16K main SRAM 供电
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* NULL - 以上单元都断电
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*
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* @return none
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*/
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__HIGH_CODE
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void LowPower_Shutdown(uint16_t rm)
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{
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uint8_t x32Kpw, x32Mpw;
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FLASH_ROM_SW_RESET();
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x32Kpw = R8_XT32K_TUNE;
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x32Mpw = R8_XT32M_TUNE;
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x32Mpw = (x32Mpw & 0xfc) | 0x03; // 150%额定电流
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if(R16_RTC_CNT_32K > 0x3fff)
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{ // 超过500ms
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x32Kpw = (x32Kpw & 0xfc) | 0x01; // LSE驱动电流降低到额定电流
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}
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sys_safe_access_enable();
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R8_BAT_DET_CTRL = 0; // 关闭电压监控
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sys_safe_access_disable();
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sys_safe_access_enable();
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R8_XT32K_TUNE = x32Kpw;
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R8_XT32M_TUNE = x32Mpw;
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sys_safe_access_disable();
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SetSysClock(CLK_SOURCE_HSE_6_4MHz);
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PFIC->SCTLR |= (1 << 2); //deep sleep
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sys_safe_access_enable();
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R8_SLP_POWER_CTRL |= RB_RAM_RET_LV;
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sys_safe_access_disable();
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sys_safe_access_enable();
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R16_POWER_PLAN = RB_PWR_PLAN_EN | rm;
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sys_safe_access_disable();
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__WFI();
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__nop();
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__nop();
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FLASH_ROM_SW_RESET();
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sys_safe_access_enable();
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R8_RST_WDOG_CTRL |= RB_SOFTWARE_RESET;
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sys_safe_access_disable();
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}
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