From 57c10fe66135f6d8cf045a7917afd7f76a7157ea Mon Sep 17 00:00:00 2001 From: jakeg00dwin Date: Fri, 6 Dec 2024 21:45:57 -0800 Subject: [PATCH] Added missing debug dir --- src/debug/debug.c | 191 ++++++++++++++++++++++++++++++++++++++++++++++ src/debug/debug.h | 48 ++++++++++++ 2 files changed, 239 insertions(+) create mode 100644 src/debug/debug.c create mode 100644 src/debug/debug.h diff --git a/src/debug/debug.c b/src/debug/debug.c new file mode 100644 index 0000000..0d1869c --- /dev/null +++ b/src/debug/debug.c @@ -0,0 +1,191 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : debug.c + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : This file contains all the functions prototypes for UART + * Printf , Delay 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. +*******************************************************************************/ +#include "debug.h" + +static uint8_t p_us = 0; +static uint16_t p_ms = 0; +/********************************************************************* + * @fn Delay_Init + * + * @brief Initializes Delay Funcation. + * + * @return none + */ +void Delay_Init(void) +{ + p_us = SystemCoreClock / 8000000; + p_ms = (uint16_t)p_us * 1000; +} + +/********************************************************************* + * @fn Delay_Us + * + * @brief Microsecond Delay Time. + * + * @param n - Microsecond number. + * + * @return None + */ +void Delay_Us(uint32_t n) +{ + uint32_t i; + + SysTick->SR &= ~(1 << 0); + i = (uint32_t)n * p_us; + + SysTick->CMP = i; + SysTick->CTLR |= (1 << 4); + SysTick->CTLR |= (1 << 5) | (1 << 0); + + while((SysTick->SR & (1 << 0)) != (1 << 0)); + SysTick->CTLR &= ~(1 << 0); +} + +/********************************************************************* + * @fn Delay_Ms + * + * @brief Millisecond Delay Time. + * + * @param n - Millisecond number. + * + * @return None + */ +void Delay_Ms(uint32_t n) +{ + uint32_t i; + + SysTick->SR &= ~(1 << 0); + i = (uint32_t)n * p_ms; + + SysTick->CMP = i; + SysTick->CTLR |= (1 << 4); + SysTick->CTLR |= (1 << 5) | (1 << 0); + + while((SysTick->SR & (1 << 0)) != (1 << 0)); + SysTick->CTLR &= ~(1 << 0); +} + +/********************************************************************* + * @fn USART_Printf_Init + * + * @brief Initializes the USARTx peripheral. + * + * @param baudrate - USART communication baud rate. + * + * @return None + */ +void USART_Printf_Init(uint32_t baudrate) +{ + GPIO_InitTypeDef GPIO_InitStructure; + USART_InitTypeDef USART_InitStructure; + +#if(DEBUG == DEBUG_UART1) + RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1 | RCC_APB2Periph_GPIOA, ENABLE); + + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9; + GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; + GPIO_Init(GPIOA, &GPIO_InitStructure); + +#elif(DEBUG == DEBUG_UART2) + RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE); + RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); + + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2; + GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; + GPIO_Init(GPIOA, &GPIO_InitStructure); + +#elif(DEBUG == DEBUG_UART3) + RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART3, ENABLE); + RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE); + + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10; + GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; + GPIO_Init(GPIOB, &GPIO_InitStructure); + +#endif + + USART_InitStructure.USART_BaudRate = baudrate; + USART_InitStructure.USART_WordLength = USART_WordLength_8b; + USART_InitStructure.USART_StopBits = USART_StopBits_1; + USART_InitStructure.USART_Parity = USART_Parity_No; + USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None; + USART_InitStructure.USART_Mode = USART_Mode_Tx; + +#if(DEBUG == DEBUG_UART1) + USART_Init(USART1, &USART_InitStructure); + USART_Cmd(USART1, ENABLE); + +#elif(DEBUG == DEBUG_UART2) + USART_Init(USART2, &USART_InitStructure); + USART_Cmd(USART2, ENABLE); + +#elif(DEBUG == DEBUG_UART3) + USART_Init(USART3, &USART_InitStructure); + USART_Cmd(USART3, ENABLE); + +#endif +} + +/********************************************************************* + * @fn _write + * + * @brief Support Printf Function + * + * @param *buf - UART send Data. + * size - Data length + * + * @return size: Data length + */ +__attribute__((used)) +int _write(int fd, char *buf, int size) +{ + int i; + + for(i = 0; i < size; i++){ +#if(DEBUG == DEBUG_UART1) + while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET); + USART_SendData(USART1, *buf++); +#elif(DEBUG == DEBUG_UART2) + while(USART_GetFlagStatus(USART2, USART_FLAG_TC) == RESET); + USART_SendData(USART2, *buf++); +#elif(DEBUG == DEBUG_UART3) + while(USART_GetFlagStatus(USART3, USART_FLAG_TC) == RESET); + USART_SendData(USART3, *buf++); +#endif + } + + return size; +} + +/********************************************************************* + * @fn _sbrk + * + * @brief Change the spatial position of data segment. + * + * @return size: Data length + */ +void *_sbrk(ptrdiff_t incr) +{ + extern char _end[]; + extern char _heap_end[]; + static char *curbrk = _end; + + if ((curbrk + incr < _end) || (curbrk + incr > _heap_end)) + return NULL - 1; + + curbrk += incr; + return curbrk - incr; +} diff --git a/src/debug/debug.h b/src/debug/debug.h new file mode 100644 index 0000000..bb71561 --- /dev/null +++ b/src/debug/debug.h @@ -0,0 +1,48 @@ +/********************************** (C) COPYRIGHT ******************************* + * File Name : debug.h + * Author : WCH + * Version : V1.0.0 + * Date : 2021/06/06 + * Description : This file contains all the functions prototypes for UART + * Printf , Delay 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 __DEBUG_H +#define __DEBUG_H + +#include "stdio.h" +#include "ch32v20x.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/* UART Printf Definition */ +#define DEBUG_UART1 1 +#define DEBUG_UART2 2 +#define DEBUG_UART3 3 + +/* DEBUG UATR Definition */ +#ifndef DEBUG +#define DEBUG DEBUG_UART1 +#endif + +void Delay_Init(void); +void Delay_Us(uint32_t n); +void Delay_Ms(uint32_t n); +void USART_Printf_Init(uint32_t baudrate); + +#if(DEBUG) + #define PRINT(format, ...) printf(format, ##__VA_ARGS__) +#else + #define PRINT(X...) +#endif + +#ifdef __cplusplus +} +#endif + +#endif