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Power-Pico/bootloader/Core/Src/main.c
2026-01-15 11:24:17 +08:00

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @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 "main.h"
#include "i2c.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include <string.h>
#include <stdio.h>
#include "menu.h"
#include "common.h"
#include "delay.h"
#include "lcd.h"
#include "lcd_init.h"
#include "key.h"
#include "BL24C02.h"
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
extern pFunction Jump_To_Application;
extern uint32_t JumpAddress;
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
void Bootloader_Main(void)
{
// Bootloader 循环等待上位机指令
while (1)
{
// 1. 发送握手信号
uint8_t status = 0xAA;
SerialPutChar(status);
Serial_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
// 如果收到数据返回 1否则返回 0
if (SerialKeyPressed(&key))
{
if (key == '0')
{
// 收到 '0',进入菜单
Main_Menu();
}
}
HAL_Delay(10); // 每次只延时 10ms检查 50 次 = 500ms
}
}
}
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
SCB->VTOR = FLASH_BASE;
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_SPI2_Init();
MX_TIM1_Init();
MX_USART6_UART_Init();
MX_I2C1_Init();
/* USER CODE BEGIN 2 */
//sys delay
delay_init();
//key_boot
Key_Port_Init();
// PWM Start for LCD backlight
HAL_TIM_PWM_Start(&htim1, TIM_CHANNEL_3);
//lcd
LCD_Init();
LCD_Fill(0, 0, LCD_W, LCD_H, BLACK);
delay_ms(10);
LCD_Set_Light(50);
// extern eeprom BL24C02
uint8_t update_flag = 0;
if(!EEPROM_Init_Check()) {
update_flag = EEPROM_UpdateCommand_Check();
if(EEPROM_UpdateCommand_Check()) {
Serial_PutString("enter firmware update mode\r\n");
EEPROM_UpdateCommand_Write(false);
}
}
// 开机启动时如果按下KEY, 或EEPROM有升级标志, 进入boot中IAP升级模式
if(HAL_GPIO_ReadPin(KEYB_PORT, KEYB_PIN) == 0 || update_flag)
{
// 延时判断是否真的按下
delay_ms(500);
if(HAL_GPIO_ReadPin(KEYB_PORT, KEYB_PIN) == 0 || update_flag)
{
LCD_ShowString(72, LCD_H/3, (uint8_t*)"Bootload", WHITE, BLACK, 24, 0);//12*6,16*8,24*12,32*16
FLASH_If_Init();
Bootloader_Main();
}
}
// 如果没按下KEY1, 且有APP程序, 则运行APP, 没有APP则
else
{
uint32_t data1, data2;
char *str_flag;
uint32_t address = 0x08008000; // Flash 中数据的起始地址
// 读取地址为 0x08008000 的数据
data1 = *(uint32_t *)address;
// 读取地址为 0x08008004 的数据
data2 = *(uint32_t *)(address + sizeof(uint32_t));
// 将数据转换为字符数组
char str1[5], str2[5];
memcpy(str1, &data1, sizeof(data1));
memcpy(str2, &data2, sizeof(data2));
str1[4] = '\0';
str2[4] = '\0';
// 拼接两个字符数组
char combined_str[9];
strcpy(combined_str, str1);
strcat(combined_str, str2);
// 检查是否与 "APP FLAG" 相同
if (strcmp(combined_str, "APP FLAG") == 0)
{
// 如果相同则跳转
Serial_PutString("APP FLAG OK, jump to app\r\n");
//user code here
SysTick->CTRL = 0X00;//禁止SysTick
SysTick->LOAD = 0;
SysTick->VAL = 0;
__disable_irq();
//set JumpAddress
JumpAddress = *(__IO uint32_t*) (APPLICATION_ADDRESS + 4);
/* Jump to user application */
Jump_To_Application = (pFunction) JumpAddress;
/* Initialize user application's Stack Pointer */
__set_MSP(*(__IO uint32_t*) APPLICATION_ADDRESS);
Jump_To_Application();
}
// no legal APP
else
{
LCD_ShowString(74, LCD_H/3, (uint8_t*)"No App!", WHITE, BLACK, 24, 0);//12*6,16*8,24*12,32*16
LCD_ShowString(24, LCD_H/3+48, (uint8_t*)"Plz Download APP", WHITE, BLACK, 24, 0);
HAL_Delay(2000);
LCD_ShowString(72, LCD_H/3, (uint8_t*)"Bootload", WHITE, BLACK, 24, 0);//12*6,16*8,24*12,32*16
FLASH_If_Init();
Bootloader_Main();
}
}
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
/* 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 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Configure the main internal regulator output voltage
*/
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/** 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.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.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 4;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_3) != HAL_OK)
{
Error_Handler();
}
}
/* USER CODE BEGIN 4 */
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
{
}
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: Serial_PutString("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */