/********************************** (C) COPYRIGHT ******************************* * File Name : ch32v20x_gpio.h * Author : WCH * Version : V1.0.0 * Date : 2021/06/06 * Description : This file contains all the functions prototypes for the * GPIO firmware library. * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. * SPDX-License-Identifier: Apache-2.0 *******************************************************************************/ #ifndef __CH32V20x_GPIO_H #define __CH32V20x_GPIO_H #ifdef __cplusplus extern "C" { #endif #include "ch32v20x.h" /* Output Maximum frequency selection */ typedef enum { GPIO_Speed_10MHz = 1, GPIO_Speed_2MHz, GPIO_Speed_50MHz } GPIOSpeed_TypeDef; /* Configuration Mode enumeration */ typedef enum { GPIO_Mode_AIN = 0x0, GPIO_Mode_IN_FLOATING = 0x04, GPIO_Mode_IPD = 0x28, GPIO_Mode_IPU = 0x48, GPIO_Mode_Out_OD = 0x14, GPIO_Mode_Out_PP = 0x10, GPIO_Mode_AF_OD = 0x1C, GPIO_Mode_AF_PP = 0x18 } GPIOMode_TypeDef; /* GPIO Init structure definition */ typedef struct { uint16_t GPIO_Pin; /* Specifies the GPIO pins to be configured. This parameter can be any value of @ref GPIO_pins_define */ GPIOSpeed_TypeDef GPIO_Speed; /* Specifies the speed for the selected pins. This parameter can be a value of @ref GPIOSpeed_TypeDef */ GPIOMode_TypeDef GPIO_Mode; /* Specifies the operating mode for the selected pins. This parameter can be a value of @ref GPIOMode_TypeDef */ } GPIO_InitTypeDef; /* Bit_SET and Bit_RESET enumeration */ typedef enum { Bit_RESET = 0, Bit_SET } BitAction; /* GPIO_pins_define */ #define GPIO_Pin_0 ((uint16_t)0x0001) /* Pin 0 selected */ #define GPIO_Pin_1 ((uint16_t)0x0002) /* Pin 1 selected */ #define GPIO_Pin_2 ((uint16_t)0x0004) /* Pin 2 selected */ #define GPIO_Pin_3 ((uint16_t)0x0008) /* Pin 3 selected */ #define GPIO_Pin_4 ((uint16_t)0x0010) /* Pin 4 selected */ #define GPIO_Pin_5 ((uint16_t)0x0020) /* Pin 5 selected */ #define GPIO_Pin_6 ((uint16_t)0x0040) /* Pin 6 selected */ #define GPIO_Pin_7 ((uint16_t)0x0080) /* Pin 7 selected */ #define GPIO_Pin_8 ((uint16_t)0x0100) /* Pin 8 selected */ #define GPIO_Pin_9 ((uint16_t)0x0200) /* Pin 9 selected */ #define GPIO_Pin_10 ((uint16_t)0x0400) /* Pin 10 selected */ #define GPIO_Pin_11 ((uint16_t)0x0800) /* Pin 11 selected */ #define GPIO_Pin_12 ((uint16_t)0x1000) /* Pin 12 selected */ #define GPIO_Pin_13 ((uint16_t)0x2000) /* Pin 13 selected */ #define GPIO_Pin_14 ((uint16_t)0x4000) /* Pin 14 selected */ #define GPIO_Pin_15 ((uint16_t)0x8000) /* Pin 15 selected */ #define GPIO_Pin_All ((uint16_t)0xFFFF) /* All pins selected */ /* GPIO_Remap_define */ /* PCFR1 */ #define GPIO_Remap_SPI1 ((uint32_t)0x00000001) /* SPI1 Alternate Function mapping */ #define GPIO_Remap_I2C1 ((uint32_t)0x00000002) /* I2C1 Alternate Function mapping */ #define GPIO_Remap_USART1 ((uint32_t)0x00000004) /* USART1 Alternate Function mapping low bit */ #define GPIO_Remap_USART2 ((uint32_t)0x00000008) /* USART2 Alternate Function mapping */ #define GPIO_PartialRemap_USART3 ((uint32_t)0x00140010) /* USART3 Partial Alternate Function mapping */ #define GPIO_FullRemap_USART3 ((uint32_t)0x00140030) /* USART3 Full Alternate Function mapping */ #define GPIO_PartialRemap_TIM1 ((uint32_t)0x00160040) /* TIM1 Partial Alternate Function mapping */ #define GPIO_FullRemap_TIM1 ((uint32_t)0x001600C0) /* TIM1 Full Alternate Function mapping */ #define GPIO_PartialRemap1_TIM2 ((uint32_t)0x00180100) /* TIM2 Partial1 Alternate Function mapping */ #define GPIO_PartialRemap2_TIM2 ((uint32_t)0x00180200) /* TIM2 Partial2 Alternate Function mapping */ #define GPIO_FullRemap_TIM2 ((uint32_t)0x00180300) /* TIM2 Full Alternate Function mapping */ #define GPIO_PartialRemap_TIM3 ((uint32_t)0x001A0800) /* TIM3 Partial Alternate Function mapping */ #define GPIO_FullRemap_TIM3 ((uint32_t)0x001A0C00) /* TIM3 Full Alternate Function mapping */ #define GPIO_Remap_TIM4 ((uint32_t)0x00001000) /* TIM4 Alternate Function mapping */ #define GPIO_Remap1_CAN1 ((uint32_t)0x001D4000) /* CAN1 Alternate Function mapping */ #define GPIO_Remap2_CAN1 ((uint32_t)0x001D6000) /* CAN1 Alternate Function mapping */ #define GPIO_Remap_PD01 ((uint32_t)0x00008000) /* PD01 Alternate Function mapping */ #define GPIO_Remap_TIM5CH4_LSI ((uint32_t)0x00200001) /* LSI connected to TIM5 Channel4 input capture for calibration */ #define GPIO_Remap_ADC1_ETRGINJ ((uint32_t)0x00200002) /* ADC1 External Trigger Injected Conversion remapping */ #define GPIO_Remap_ADC1_ETRGREG ((uint32_t)0x00200004) /* ADC1 External Trigger Regular Conversion remapping */ #define GPIO_Remap_ADC2_ETRGINJ ((uint32_t)0x00200008) /* ADC2 External Trigger Injected Conversion remapping */ #define GPIO_Remap_ADC2_ETRGREG ((uint32_t)0x00200010) /* ADC2 External Trigger Regular Conversion remapping */ #define GPIO_Remap_ETH ((uint32_t)0x00200020) /* Ethernet remapping (only for Connectivity line devices) */ #define GPIO_Remap_CAN2 ((uint32_t)0x00200040) /* CAN2 remapping (only for Connectivity line devices) */ #define GPIO_Remap_MII_RMII_SEL ((uint32_t)0x00200080) /* MII or RMII selection */ #define GPIO_Remap_SWJ_NoJTRST ((uint32_t)0x00300100) /* Full SWJ Enabled (JTAG-DP + SW-DP) but without JTRST */ #define GPIO_Remap_SWJ_JTAGDisable ((uint32_t)0x00300200) /* JTAG-DP Disabled and SW-DP Enabled */ #define GPIO_Remap_SWJ_Disable ((uint32_t)0x00300400) /* Full SWJ Disabled (JTAG-DP + SW-DP) */ #define GPIO_Remap_SPI3 ((uint32_t)0x00201000) /* SPI3/I2S3 Alternate Function mapping (only for Connectivity line devices) */ #define GPIO_Remap_TIM2ITR1_PTP_SOF ((uint32_t)0x00202000) /* Ethernet PTP output or USB OTG SOF (Start of Frame) connected \ to TIM2 Internal Trigger 1 for calibration \ (only for Connectivity line devices) */ #define GPIO_Remap_PTP_PPS ((uint32_t)0x00204000) /* Ethernet MAC PPS_PTS output on PB05 (only for Connectivity line devices) */ /* PCFR2 */ #define GPIO_Remap_TIM8 ((uint32_t)0x80000004) /* TIM8 Alternate Function mapping */ #define GPIO_PartialRemap_TIM9 ((uint32_t)0x80130008) /* TIM9 Partial Alternate Function mapping */ #define GPIO_FullRemap_TIM9 ((uint32_t)0x80130010) /* TIM9 Full Alternate Function mapping */ #define GPIO_PartialRemap_TIM10 ((uint32_t)0x80150020) /* TIM10 Partial Alternate Function mapping */ #define GPIO_FullRemap_TIM10 ((uint32_t)0x80150040) /* TIM10 Full Alternate Function mapping */ #define GPIO_Remap_FSMC_NADV ((uint32_t)0x80000400) /* FSMC_NADV Alternate Function mapping */ #define GPIO_PartialRemap_USART4 ((uint32_t)0x80300001) /* USART4 Partial Alternate Function mapping */ #define GPIO_FullRemap_USART4 ((uint32_t)0x80300002) /* USART4 Full Alternate Function mapping */ #define GPIO_PartialRemap_USART5 ((uint32_t)0x80320004) /* USART5 Partial Alternate Function mapping */ #define GPIO_FullRemap_USART5 ((uint32_t)0x80320008) /* USART5 Full Alternate Function mapping */ #define GPIO_PartialRemap_USART6 ((uint32_t)0x80340010) /* USART6 Partial Alternate Function mapping */ #define GPIO_FullRemap_USART6 ((uint32_t)0x80340020) /* USART6 Full Alternate Function mapping */ #define GPIO_PartialRemap_USART7 ((uint32_t)0x80360040) /* USART7 Partial Alternate Function mapping */ #define GPIO_FullRemap_USART7 ((uint32_t)0x80360080) /* USART7 Full Alternate Function mapping */ #define GPIO_PartialRemap_USART8 ((uint32_t)0x80380100) /* USART8 Partial Alternate Function mapping */ #define GPIO_FullRemap_USART8 ((uint32_t)0x80380200) /* USART8 Full Alternate Function mapping */ #define GPIO_Remap_USART1_HighBit ((uint32_t)0x80200400) /* USART1 Alternate Function mapping high bit */ /* GPIO_Port_Sources */ #define GPIO_PortSourceGPIOA ((uint8_t)0x00) #define GPIO_PortSourceGPIOB ((uint8_t)0x01) #define GPIO_PortSourceGPIOC ((uint8_t)0x02) #define GPIO_PortSourceGPIOD ((uint8_t)0x03) #define GPIO_PortSourceGPIOE ((uint8_t)0x04) #define GPIO_PortSourceGPIOF ((uint8_t)0x05) #define GPIO_PortSourceGPIOG ((uint8_t)0x06) /* GPIO_Pin_sources */ #define GPIO_PinSource0 ((uint8_t)0x00) #define GPIO_PinSource1 ((uint8_t)0x01) #define GPIO_PinSource2 ((uint8_t)0x02) #define GPIO_PinSource3 ((uint8_t)0x03) #define GPIO_PinSource4 ((uint8_t)0x04) #define GPIO_PinSource5 ((uint8_t)0x05) #define GPIO_PinSource6 ((uint8_t)0x06) #define GPIO_PinSource7 ((uint8_t)0x07) #define GPIO_PinSource8 ((uint8_t)0x08) #define GPIO_PinSource9 ((uint8_t)0x09) #define GPIO_PinSource10 ((uint8_t)0x0A) #define GPIO_PinSource11 ((uint8_t)0x0B) #define GPIO_PinSource12 ((uint8_t)0x0C) #define GPIO_PinSource13 ((uint8_t)0x0D) #define GPIO_PinSource14 ((uint8_t)0x0E) #define GPIO_PinSource15 ((uint8_t)0x0F) /* Ethernet_Media_Interface */ #define GPIO_ETH_MediaInterface_MII ((u32)0x00000000) #define GPIO_ETH_MediaInterface_RMII ((u32)0x00000001) void GPIO_DeInit(GPIO_TypeDef *GPIOx); void GPIO_AFIODeInit(void); void GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_InitStruct); void GPIO_StructInit(GPIO_InitTypeDef *GPIO_InitStruct); uint8_t GPIO_ReadInputDataBit(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin); uint16_t GPIO_ReadInputData(GPIO_TypeDef *GPIOx); uint8_t GPIO_ReadOutputDataBit(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin); uint16_t GPIO_ReadOutputData(GPIO_TypeDef *GPIOx); void GPIO_SetBits(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin); void GPIO_ResetBits(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin); void GPIO_WriteBit(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, BitAction BitVal); void GPIO_Write(GPIO_TypeDef *GPIOx, uint16_t PortVal); void GPIO_PinLockConfig(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin); void GPIO_EventOutputConfig(uint8_t GPIO_PortSource, uint8_t GPIO_PinSource); void GPIO_EventOutputCmd(FunctionalState NewState); void GPIO_PinRemapConfig(uint32_t GPIO_Remap, FunctionalState NewState); void GPIO_EXTILineConfig(uint8_t GPIO_PortSource, uint8_t GPIO_PinSource); void GPIO_ETH_MediaInterfaceConfig(uint32_t GPIO_ETH_MediaInterface); #ifdef __cplusplus } #endif #endif