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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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31
bootloader/Core/Src/main.c
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@@ -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)