mohan-bee/mini-mp3-player
Portable, battery-powered MP3 player hardware with USB charging, microSD storage, an MCU, VS10xx audio decoder, headphone output, status controls, and regulated power rails.
- Version
- 1.2.0
- License
- unset
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firmware/vendor/wch/Peripheral/inc/ch32v20x_rcc.h
/********************************** (C) COPYRIGHT *******************************
* File Name : ch32v20x_rcc.h
* Author : WCH
* Version : V1.0.1
* Date : 2025/04/26
* Description : This file provides all the RCC firmware functions.
*********************************************************************************
* 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.
*******************************************************************************/
#ifndef __CH32V20x_RCC_H
#define __CH32V20x_RCC_H
#ifdef __cplusplus
extern "C" {
#endif
#include "ch32v20x.h"
/* RCC_Exported_Types */
typedef struct
{
uint32_t SYSCLK_Frequency; /* returns SYSCLK clock frequency expressed in Hz */
uint32_t HCLK_Frequency; /* returns HCLK clock frequency expressed in Hz */
uint32_t PCLK1_Frequency; /* returns PCLK1 clock frequency expressed in Hz */
uint32_t PCLK2_Frequency; /* returns PCLK2 clock frequency expressed in Hz */
uint32_t ADCCLK_Frequency; /* returns ADCCLK clock frequency expressed in Hz */
} RCC_ClocksTypeDef;
/* HSE_configuration */
#define RCC_HSE_OFF ((uint32_t)0x00000000)
#define RCC_HSE_ON ((uint32_t)0x00010000)
#define RCC_HSE_Bypass ((uint32_t)0x00040000)
/* PLL_entry_clock_source */
#define RCC_PLLSource_HSI_Div2 ((uint32_t)0x00000000)
#define RCC_PLLSource_HSE_Div1 ((uint32_t)0x00010000)
#define RCC_PLLSource_HSE_Div2 ((uint32_t)0x00030000)
/* PLL_multiplication_factor for other CH32V20x */
#define RCC_PLLMul_2 ((uint32_t)0x00000000)
#define RCC_PLLMul_3 ((uint32_t)0x00040000)
#define RCC_PLLMul_4 ((uint32_t)0x00080000)
#define RCC_PLLMul_5 ((uint32_t)0x000C0000)
#define RCC_PLLMul_6 ((uint32_t)0x00100000)
#define RCC_PLLMul_7 ((uint32_t)0x00140000)
#define RCC_PLLMul_8 ((uint32_t)0x00180000)
#define RCC_PLLMul_9 ((uint32_t)0x001C0000)
#define RCC_PLLMul_10 ((uint32_t)0x00200000)
#define RCC_PLLMul_11 ((uint32_t)0x00240000)
#define RCC_PLLMul_12 ((uint32_t)0x00280000)
#define RCC_PLLMul_13 ((uint32_t)0x002C0000)
#define RCC_PLLMul_14 ((uint32_t)0x00300000)
#define RCC_PLLMul_15 ((uint32_t)0x00340000)
#define RCC_PLLMul_16 ((uint32_t)0x00380000)
#define RCC_PLLMul_18 ((uint32_t)0x003C0000)
/* System_clock_source */
#define RCC_SYSCLKSource_HSI ((uint32_t)0x00000000)
#define RCC_SYSCLKSource_HSE ((uint32_t)0x00000001)
#define RCC_SYSCLKSource_PLLCLK ((uint32_t)0x00000002)
/* AHB_clock_source */
#define RCC_SYSCLK_Div1 ((uint32_t)0x00000000)
#define RCC_SYSCLK_Div2 ((uint32_t)0x00000080)
#define RCC_SYSCLK_Div4 ((uint32_t)0x00000090)
#define RCC_SYSCLK_Div8 ((uint32_t)0x000000A0)
#define RCC_SYSCLK_Div16 ((uint32_t)0x000000B0)
#define RCC_SYSCLK_Div64 ((uint32_t)0x000000C0)
#define RCC_SYSCLK_Div128 ((uint32_t)0x000000D0)
#define RCC_SYSCLK_Div256 ((uint32_t)0x000000E0)
#define RCC_SYSCLK_Div512 ((uint32_t)0x000000F0)
/* APB1_APB2_clock_source */
#define RCC_HCLK_Div1 ((uint32_t)0x00000000)
#define RCC_HCLK_Div2 ((uint32_t)0x00000400)
#define RCC_HCLK_Div4 ((uint32_t)0x00000500)
#define RCC_HCLK_Div8 ((uint32_t)0x00000600)
#define RCC_HCLK_Div16 ((uint32_t)0x00000700)
/* RCC_Interrupt_source */
#define RCC_IT_LSIRDY ((uint8_t)0x01)
#define RCC_IT_LSERDY ((uint8_t)0x02)
#define RCC_IT_HSIRDY ((uint8_t)0x04)
#define RCC_IT_HSERDY ((uint8_t)0x08)
#define RCC_IT_PLLRDY ((uint8_t)0x10)
#define RCC_IT_CSS ((uint8_t)0x80)
/* USB_Device_clock_source */
#define RCC_USBCLKSource_PLLCLK_Div1 ((uint8_t)0x00)
#define RCC_USBCLKSource_PLLCLK_Div2 ((uint8_t)0x01)
#define RCC_USBCLKSource_PLLCLK_Div3 ((uint8_t)0x02)
#if defined (CH32V20x_D8) || defined (CH32V20x_D8W)
#define RCC_USBCLKSource_PLLCLK_Div5 ((uint8_t)0x03)
#endif
/* ADC_clock_source */
#define RCC_PCLK2_Div2 ((uint32_t)0x00000000)
#define RCC_PCLK2_Div4 ((uint32_t)0x00004000)
#define RCC_PCLK2_Div6 ((uint32_t)0x00008000)
#define RCC_PCLK2_Div8 ((uint32_t)0x0000C000)
/* LSE_configuration */
#define RCC_LSE_OFF ((uint8_t)0x00)
#define RCC_LSE_ON ((uint8_t)0x01)
#define RCC_LSE_Bypass ((uint8_t)0x04)
/* RTC_clock_source */
#define RCC_RTCCLKSource_LSE ((uint32_t)0x00000100)
#define RCC_RTCCLKSource_LSI ((uint32_t)0x00000200)
#if defined(CH32V20x_D8) || defined(CH32V20x_D8W)
#define RCC_RTCCLKSource_HSE_Div512 ((uint32_t)0x00000300)
#else
#define RCC_RTCCLKSource_HSE_Div128 ((uint32_t)0x00000300)
#endif
/* AHB_peripheral */
#define RCC_AHBPeriph_DMA1 ((uint32_t)0x00000001)
#define RCC_AHBPeriph_DMA2 ((uint32_t)0x00000002)
#define RCC_AHBPeriph_SRAM ((uint32_t)0x00000004)
#define RCC_AHBPeriph_CRC ((uint32_t)0x00000040)
#define RCC_AHBPeriph_FSMC ((uint32_t)0x00000100)
#define RCC_AHBPeriph_RNG ((uint32_t)0x00000200)
#define RCC_AHBPeriph_SDIO ((uint32_t)0x00000400)
#define RCC_AHBPeriph_USBHS ((uint32_t)0x00000800)
#define RCC_AHBPeriph_USBFS ((uint32_t)0x00001000)
#define RCC_AHBPeriph_OTG_FS RCC_AHBPeriph_USBFS
#ifdef CH32V20x_D8W
#define RCC_AHBPeriph_BLE_CRC ((uint32_t)0x00030040)
#endif
/* APB2_peripheral */
#define RCC_APB2Periph_AFIO ((uint32_t)0x00000001)
#define RCC_APB2Periph_GPIOA ((uint32_t)0x00000004)
#define RCC_APB2Periph_GPIOB ((uint32_t)0x00000008)
#define RCC_APB2Periph_GPIOC ((uint32_t)0x00000010)
#define RCC_APB2Periph_GPIOD ((uint32_t)0x00000020)
#define RCC_APB2Periph_ADC1 ((uint32_t)0x00000200)
#define RCC_APB2Periph_ADC2 ((uint32_t)0x00000400)
#define RCC_APB2Periph_TIM1 ((uint32_t)0x00000800)
#define RCC_APB2Periph_SPI1 ((uint32_t)0x00001000)
#define RCC_APB2Periph_USART1 ((uint32_t)0x00004000)
/* APB1_peripheral */
#define RCC_APB1Periph_TIM2 ((uint32_t)0x00000001)
#define RCC_APB1Periph_TIM3 ((uint32_t)0x00000002)
#define RCC_APB1Periph_TIM4 ((uint32_t)0x00000004)
#define RCC_APB1Periph_TIM5 ((uint32_t)0x00000008)
#define RCC_APB1Periph_WWDG ((uint32_t)0x00000800)
#define RCC_APB1Periph_SPI2 ((uint32_t)0x00004000)
#define RCC_APB1Periph_USART2 ((uint32_t)0x00020000)
#define RCC_APB1Periph_USART3 ((uint32_t)0x00040000)
#define RCC_APB1Periph_UART4 ((uint32_t)0x00080000)
#define RCC_APB1Periph_I2C1 ((uint32_t)0x00200000)
#define RCC_APB1Periph_I2C2 ((uint32_t)0x00400000)
#define RCC_APB1Periph_USB ((uint32_t)0x00800000)
#define RCC_APB1Periph_CAN1 ((uint32_t)0x02000000)
#define RCC_APB1Periph_BKP ((uint32_t)0x08000000)
#define RCC_APB1Periph_PWR ((uint32_t)0x10000000)
#define RCC_APB1Periph_DAC ((uint32_t)0x20000000)
/* Clock_source_to_output_on_MCO_pin */
#define RCC_MCO_NoClock ((uint8_t)0x00)
#define RCC_MCO_SYSCLK ((uint8_t)0x04)
#define RCC_MCO_HSI ((uint8_t)0x05)
#define RCC_MCO_HSE ((uint8_t)0x06)
#define RCC_MCO_PLLCLK_Div2 ((uint8_t)0x07)
/* RCC_Flag */
#define RCC_FLAG_HSIRDY ((uint8_t)0x21)
#define RCC_FLAG_HSERDY ((uint8_t)0x31)
#define RCC_FLAG_PLLRDY ((uint8_t)0x39)
#define RCC_FLAG_LSERDY ((uint8_t)0x41)
#define RCC_FLAG_LSIRDY ((uint8_t)0x61)
#define RCC_FLAG_PINRST ((uint8_t)0x7A)
#define RCC_FLAG_PORRST ((uint8_t)0x7B)
#define RCC_FLAG_SFTRST ((uint8_t)0x7C)
#define RCC_FLAG_IWDGRST ((uint8_t)0x7D)
#define RCC_FLAG_WWDGRST ((uint8_t)0x7E)
#define RCC_FLAG_LPWRRST ((uint8_t)0x7F)
/* SysTick_clock_source */
#define SysTick_CLKSource_HCLK_Div8 ((uint32_t)0xFFFFFFFB)
#define SysTick_CLKSource_HCLK ((uint32_t)0x00000004)
/* USBFS_clock_source */
#define RCC_USBPLL_Div1 ((uint32_t)0x00)
#define RCC_USBPLL_Div2 ((uint32_t)0x01)
#define RCC_USBPLL_Div3 ((uint32_t)0x02)
#define RCC_USBPLL_Div4 ((uint32_t)0x03)
#define RCC_USBPLL_Div5 ((uint32_t)0x04)
#define RCC_USBPLL_Div6 ((uint32_t)0x05)
#define RCC_USBPLL_Div7 ((uint32_t)0x06)
#define RCC_USBPLL_Div8 ((uint32_t)0x07)
/* ETH_clock_source */
#if defined(CH32V20x_D8) || defined(CH32V20x_D8W)
#define RCC_ETHCLK_Div1 ((uint32_t)0x00)
#define RCC_ETHCLK_Div2 ((uint32_t)0x01)
#endif
void RCC_DeInit(void);
void RCC_HSEConfig(uint32_t RCC_HSE);
ErrorStatus RCC_WaitForHSEStartUp(void);
void RCC_AdjustHSICalibrationValue(uint8_t HSICalibrationValue);
void RCC_HSICmd(FunctionalState NewState);
void RCC_PLLConfig(uint32_t RCC_PLLSource, uint32_t RCC_PLLMul);
void RCC_PLLCmd(FunctionalState NewState);
void RCC_SYSCLKConfig(uint32_t RCC_SYSCLKSource);
uint8_t RCC_GetSYSCLKSource(void);
void RCC_HCLKConfig(uint32_t RCC_SYSCLK);
void RCC_PCLK1Config(uint32_t RCC_HCLK);
void RCC_PCLK2Config(uint32_t RCC_HCLK);
void RCC_ITConfig(uint8_t RCC_IT, FunctionalState NewState);
void RCC_USBCLKConfig(uint32_t RCC_USBCLKSource);
void RCC_ADCCLKConfig(uint32_t RCC_PCLK2);
void RCC_LSEConfig(uint8_t RCC_LSE);
void RCC_LSICmd(FunctionalState NewState);
void RCC_RTCCLKConfig(uint32_t RCC_RTCCLKSource);
void RCC_RTCCLKCmd(FunctionalState NewState);
void RCC_GetClocksFreq(RCC_ClocksTypeDef *RCC_Clocks);
void RCC_AHBPeriphClockCmd(uint32_t RCC_AHBPeriph, FunctionalState NewState);
void RCC_APB2PeriphClockCmd(uint32_t RCC_APB2Periph, FunctionalState NewState);
void RCC_APB1PeriphClockCmd(uint32_t RCC_APB1Periph, FunctionalState NewState);
void RCC_APB2PeriphResetCmd(uint32_t RCC_APB2Periph, FunctionalState NewState);
void RCC_APB1PeriphResetCmd(uint32_t RCC_APB1Periph, FunctionalState NewState);
void RCC_BackupResetCmd(FunctionalState NewState);
void RCC_ClockSecuritySystemCmd(FunctionalState NewState);
void RCC_MCOConfig(uint8_t RCC_MCO);
FlagStatus RCC_GetFlagStatus(uint8_t RCC_FLAG);
void RCC_ClearFlag(void);
ITStatus RCC_GetITStatus(uint8_t RCC_IT);
void RCC_ClearITPendingBit(uint8_t RCC_IT);
void RCC_ADCCLKADJcmd(FunctionalState NewState);
FlagStatus RCC_USB5PRE_JUDGE();
#if defined(CH32V20x_D8) || defined(CH32V20x_D8W)
void RCC_ETHDIVConfig(uint32_t RCC_ETHPRE_Div);
#endif
#ifdef __cplusplus
}
#endif
#endif