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更新BootLoader为USB传输，替代V1版本中的usart

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不吃油炸鸡
2026-02-01 13:03:39 +08:00
parent 1682beb979
commit a6850f40e9
53 changed files with 17948 additions and 9595 deletions
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85
bootloader/Core/Src/crc.c Normal file
View File

@@ -0,0 +1,85 @@
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file crc.c
* @brief This file provides code for the configuration
* of the CRC instances.
******************************************************************************
* @attention
*
* Copyright (c) 2026 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "crc.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
CRC_HandleTypeDef hcrc;
/* CRC init function */
void MX_CRC_Init(void)
{
/* USER CODE BEGIN CRC_Init 0 */
/* USER CODE END CRC_Init 0 */
/* USER CODE BEGIN CRC_Init 1 */
/* USER CODE END CRC_Init 1 */
hcrc.Instance = CRC;
if (HAL_CRC_Init(&hcrc) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN CRC_Init 2 */
/* USER CODE END CRC_Init 2 */
}
void HAL_CRC_MspInit(CRC_HandleTypeDef* crcHandle)
{
if(crcHandle->Instance==CRC)
{
/* USER CODE BEGIN CRC_MspInit 0 */
/* USER CODE END CRC_MspInit 0 */
/* CRC clock enable */
__HAL_RCC_CRC_CLK_ENABLE();
/* USER CODE BEGIN CRC_MspInit 1 */
/* USER CODE END CRC_MspInit 1 */
}
}
void HAL_CRC_MspDeInit(CRC_HandleTypeDef* crcHandle)
{
if(crcHandle->Instance==CRC)
{
/* USER CODE BEGIN CRC_MspDeInit 0 */
/* USER CODE END CRC_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_CRC_CLK_DISABLE();
/* USER CODE BEGIN CRC_MspDeInit 1 */
/* USER CODE END CRC_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */

1
bootloader/Core/Src/gpio.c
View File

@@ -43,6 +43,7 @@ void MX_GPIO_Init(void)
{
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOH_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();

31
bootloader/Core/Src/main.c
View File

@@ -18,10 +18,11 @@
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "crc.h"
#include "i2c.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
#include "usb_device.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
@@ -75,17 +76,15 @@ void Bootloader_Main(void)
while (1)
{
// 1. 发送握手信号
uint8_t status = 0xAA;
SerialPutChar(status);
Serial_PutString("##PICO_BOOT##\r\n");
USB_PutString("##PICO_BOOT##\r\n");
// 2. 在延时期间(比如500ms)不断检查有没有收到数据
// 这样既实现了延时，又不会阻塞接收
uint8_t key = 0;
for (int i = 0; i < 50; i++)
{
// SerialKeyPressed 应该是一个非阻塞检查函数
// USB_KeyPressed 应该是一个非阻塞检查函数
// 如果收到数据返回 1，否则返回 0
if (SerialKeyPressed(&key))
if (USB_KeyPressed(&key))
{
if (key == '0')
{
@@ -130,8 +129,9 @@ int main(void)
MX_GPIO_Init();
MX_SPI2_Init();
MX_TIM1_Init();
MX_USART6_UART_Init();
MX_I2C1_Init();
MX_USB_DEVICE_Init();
MX_CRC_Init();
/* USER CODE BEGIN 2 */
//sys delay
@@ -154,7 +154,7 @@ int main(void)
if(!EEPROM_Init_Check()) {
update_flag = EEPROM_UpdateCommand_Check();
if(EEPROM_UpdateCommand_Check()) {
Serial_PutString("enter firmware update mode\r\n");
USB_PutString("enter firmware update mode\r\n");
EEPROM_UpdateCommand_Write(false);
}
}
@@ -201,7 +201,7 @@ int main(void)
if (strcmp(combined_str, "APP FLAG") == 0)
{
// 如果相同则跳转
Serial_PutString("APP FLAG OK, jump to app\r\n");
USB_PutString("APP FLAG OK, jump to app\r\n");
//user code here
SysTick->CTRL = 0X00;//禁止SysTick
SysTick->LOAD = 0;
@@ -238,8 +238,6 @@ int main(void)
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
Serial_PutString("run in boot while(1)\r\n");
Serial_PutString("there is no legal APP\r\n");
HAL_Delay(500);
}
/* USER CODE END 3 */
@@ -262,13 +260,12 @@ void SystemClock_Config(void)
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLM = 8;
RCC_OscInitStruct.PLL.PLLN = 100;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 25;
RCC_OscInitStruct.PLL.PLLN = 192;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 4;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)

16
bootloader/Core/Src/stm32f4xx_it.c
View File

@@ -55,7 +55,7 @@
/* USER CODE END 0 */
/* External variables --------------------------------------------------------*/
extern PCD_HandleTypeDef hpcd_USB_OTG_FS;
/* USER CODE BEGIN EV */
/* USER CODE END EV */
@@ -198,6 +198,20 @@ void SysTick_Handler(void)
/* please refer to the startup file (startup_stm32f4xx.s). */
/******************************************************************************/
/**
* @brief This function handles USB On The Go FS global interrupt.
*/
void OTG_FS_IRQHandler(void)
{
/* USER CODE BEGIN OTG_FS_IRQn 0 */
/* USER CODE END OTG_FS_IRQn 0 */
HAL_PCD_IRQHandler(&hpcd_USB_OTG_FS);
/* USER CODE BEGIN OTG_FS_IRQn 1 */
/* USER CODE END OTG_FS_IRQn 1 */
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */

118
bootloader/Core/Src/usart.c
View File

@@ -1,118 +0,0 @@
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file usart.c
* @brief This file provides code for the configuration
* of the USART instances.
******************************************************************************
* @attention
*
* Copyright (c) 2024 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "usart.h"
/* USER CODE BEGIN 0 */
#include "stdio.h"
/* USER CODE END 0 */
UART_HandleTypeDef huart6;
/* USART6 init function */
void MX_USART6_UART_Init(void)
{
/* USER CODE BEGIN USART6_Init 0 */
/* USER CODE END USART6_Init 0 */
/* USER CODE BEGIN USART6_Init 1 */
/* USER CODE END USART6_Init 1 */
huart6.Instance = USART6;
huart6.Init.BaudRate = 115200;
huart6.Init.WordLength = UART_WORDLENGTH_8B;
huart6.Init.StopBits = UART_STOPBITS_1;
huart6.Init.Parity = UART_PARITY_NONE;
huart6.Init.Mode = UART_MODE_TX_RX;
huart6.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart6.Init.OverSampling = UART_OVERSAMPLING_16;
if (HAL_UART_Init(&huart6) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN USART6_Init 2 */
/* USER CODE END USART6_Init 2 */
}
void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(uartHandle->Instance==USART6)
{
/* USER CODE BEGIN USART6_MspInit 0 */
/* USER CODE END USART6_MspInit 0 */
/* USART6 clock enable */
__HAL_RCC_USART6_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
/**USART6 GPIO Configuration
PA11 ------> USART6_TX
PA12 ------> USART6_RX
*/
GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF8_USART6;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* USER CODE BEGIN USART6_MspInit 1 */
/* USER CODE END USART6_MspInit 1 */
}
}
void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
{
if(uartHandle->Instance==USART6)
{
/* USER CODE BEGIN USART6_MspDeInit 0 */
/* USER CODE END USART6_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_USART6_CLK_DISABLE();
/**USART6 GPIO Configuration
PA11 ------> USART6_TX
PA12 ------> USART6_RX
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_11|GPIO_PIN_12);
/* USER CODE BEGIN USART6_MspDeInit 1 */
/* USER CODE END USART6_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
int fputc(int ch, FILE *f)
{
HAL_UART_Transmit(&huart6, (uint8_t *)&ch, 1, 0xffff);
return ch;
}
/* USER CODE END 1 */