generated from hulk/gd32e23x_template_cmake_vscode
Follow the reference to port the bootloader
This commit is contained in:
@@ -1,14 +1,7 @@
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#ifndef BOARD_CONFIG_H
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#define BOARD_CONFIG_H
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#define GD32E23XF4 0x10
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#define GD32E23XF6 0x20
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#define GD32E23XF8 0x40
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/* >>>>>>>>>>>>>>>>>>>>[RS485 PHY DEFINE]<<<<<<<<<<<<<<<<<<<< */
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// #define RS485_MAX13487 // RS485 PHY : MAX13487 (AutoDir)
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#undef RS485_MAX13487 // RS485 PHY : SP3487 (no AutoDir)
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#include <stdint.h>
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/* >>>>>>>>>>>>>>>>>>>>[IIC TYPE DEFINE]<<<<<<<<<<<<<<<<<<<< */
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@@ -25,22 +18,11 @@
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// #define EDDY_DRIVE_CURRENT_DETECTION // Eddy Drive Current Detection : Enable
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#undef EDDY_DRIVE_CURRENT_DETECTION // Eddy Drive Current Detection : Disable
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/******************************************************************************/
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/* >>>>>>>>>>>>>>>>>>>[BOARD TYPE CONFIG]<<<<<<<<<<<<<<<<<<<< */
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/* Dynamic USART Configuration Structure */
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typedef struct {
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uint32_t rcu_usart;
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uint32_t usart_periph;
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IRQn_Type irq_type;
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void (*irq_handler)(void); // 函数指针:指向中断处理函数
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} usart_config_t;
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#define ULTRASONIC_BOARD
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// #define EDDY_BOARD
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extern usart_config_t g_usart_config;
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extern uint8_t g_mcu_flash_size;
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/* USART中断处理函数声明 */
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void usart0_irq_handler(void);
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void usart1_irq_handler(void);
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/******************************************************************************/
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@@ -56,15 +38,25 @@ void usart1_irq_handler(void);
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/******************************************************************************/
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#ifdef ULTRASONIC_BOARD
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#define LED_RCU RCU_GPIOA
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#define LED_PORT GPIOA
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#define LED_PIN GPIO_PIN_9
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#elif EDDY_BOARD
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#define LED_RCU RCU_GPIOA
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#define LED_PORT GPIOA
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#define LED_PIN GPIO_PIN_7
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#endif
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/******************************************************************************/
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#define RS485_RCU (g_usart_config.rcu_usart)
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#define RS485_PHY (g_usart_config.usart_periph)
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#define RS485_IRQ (g_usart_config.irq_type)
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/* GD32E230F8 Fixed Configuration */
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#define RS485_RCU RCU_USART1
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#define RS485_PHY USART1
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#define RS485_IRQ USART1_IRQn
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#define RS485_GPIO_RCU RCU_GPIOA
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#define RS485_GPIO_PORT GPIOA
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#define RS485_EN_PIN GPIO_PIN_1
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@@ -74,7 +66,4 @@ void usart1_irq_handler(void);
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/******************************************************************************/
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void mcu_detect_and_config(void);
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uint8_t get_flash_size(void);
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#endif //BOARD_CONFIG_H
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57
Inc/bootloader.h
Normal file
57
Inc/bootloader.h
Normal file
@@ -0,0 +1,57 @@
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#ifndef BOOTLOADER_H
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#define BOOTLOADER_H
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#include <stdint.h>
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#define FLASH_BASE_ADDRESS 0x08000000
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#define FLASH_END_ADDRESS 0x08010000 // GD32E230F8: 64KB Flash
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#define APP_FLASH_END_ADDRESS 0x0800EFFF // End of application flash
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#define APPLICATION_ADDRESS 0x08002000 // Application starts at 8KB (adjust as needed)
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#define FLASH_FLAG_ADDRESS 0x0800FFFC // Address to check if application is present
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#define BOOTLOADER_SIZE 0x2000 // 8KB for bootloader
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// Ymodem协议常量
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#define PACKET_HEADER 3 // 数据包头大小
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#define PACKET_1K_SIZE 1024 // 1K数据包大小
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#define FILE_NAME_LENGTH 256 // 文件名长度
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#define FILE_SIZE_LENGTH 16 // 文件大小字符串长度
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// Ymodem控制字符
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#define SOH 0x01 // 128字节数据包开始
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#define STX 0x02 // 1K字节数据包开始
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#define EOT 0x04 // 传输结束
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#define ACK 0x06 // 确认
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#define NAK 0x15 // 否认
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#define CA 0x18 // 取消传输
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#define CRC16 0x43 // 'C' - 请求CRC16模式
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#define YMODEM_RX_BUFFER_SIZE 1100 // 接收缓冲区大小
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#define ISVALIDHEX(c) (((c) >= '0' && (c) <= '9') || \
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((c) >= 'A' && (c) <= 'F') || \
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((c) >= 'a' && (c) <= 'f'))
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#define CONVERTHEX(c) (((c) >= '0' && (c) <= '9') ? ((c) - '0') : \
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(((c) >= 'A' && (c) <= 'F') ? ((c) - 'A' + 10) : \
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((c) - 'a' + 10)))
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#define ISVALIDDEC(c) ((c) >= '0' && (c) <= '9')
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#define CONVERTDEC(c) ((c) - '0')
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extern uint8_t ymodem_rx_buffer[YMODEM_RX_BUFFER_SIZE];
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extern uint16_t ymodem_rx_count;
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/* Function pointer type for application jump */
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typedef void (*pFunction)(void);
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/* Function declarations */
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uint8_t check_flash_and_jump(uint8_t *buf);
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uint32_t str_to_int(uint8_t *input_str, int32_t *int_num);
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uint16_t crc16_update(uint16_t crc_in, uint8_t byte);
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uint16_t crc16_calculate(const uint8_t* data, uint32_t size);
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void ymodem_read_packet_data(void);
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int32_t ymodem_receive(uint8_t *buf);
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#endif
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@@ -1,81 +0,0 @@
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/**
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* @file command.h
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* @brief 串口命令解析与处理模块接口声明。
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* @details 提供基于环形缓冲区的串口协议解析、命令处理及状态管理功能,
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* 支持格式为 D5 03 LEN [cmd] CRC 的命令帧解析与响应。
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*/
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#ifndef COMMAND_H
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#define COMMAND_H
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#include <stdint.h>
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#include <stdbool.h>
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/**
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* @defgroup Command 命令处理模块
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* @brief 串口命令解析与处理
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* @{
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*/
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/**
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* @section Command_Protocol 协议格式
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* 接收命令帧格式:
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* @code
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* [0] HEADER = 0xD5 // 包头标识
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* [1] BOARD_TYPE = 0x03 // 板卡类型标识
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* [2] LEN = 数据区字节数 // 有效载荷长度
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* [3..(3+LEN-1)] 数据 // 命令数据
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* [last] CRC // 校验码(从索引1累加到len-2的低8位)
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* @endcode
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*
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* 响应帧格式:
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* @code
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* [0] HEADER = 0xB5 // 响应包头
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* [1] TYPE // 响应类型(0xF0=成功,0xF1..=错误类型)
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* [2] LEN // 响应数据长度
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* [3..(3+LEN-1)] 数据 // 响应数据
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* [last] CRC // 校验码
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* @endcode
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*
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* @section Command_Usage 使用说明
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* 1) 初始化环形缓冲区:
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* @code{.c}
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* uart_ring_buffer_init();
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* @endcode
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*
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* 2) 在主循环中调用命令处理:
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* @code{.c}
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* while(1) {
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* command_process(); // 处理接收到的命令
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* // 其他业务逻辑
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* }
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* @endcode
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*
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* 3) 查询传感器上报状态:
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* @code{.c}
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* if(get_sensor_report_enabled()) {
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* // 执行传感器数据上报
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* }
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* @endcode
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*/
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/**
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* @brief 处理串口环形缓冲区中的命令数据。
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* @details 基于状态机的非阻塞协议解析器,处理完整的命令帧并自动响应。
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* 每次调用处理缓冲区中所有可用数据,遇到错误时自动重置状态机。
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* @note 使用静态变量维护解析状态,函数不可重入。
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* @warning 依赖环形缓冲区正确实现,建议在主循环中周期调用。
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* @ingroup Command
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*/
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void command_process(void);
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/**
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* @brief 解析并处理完整的命令帧。
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* @param cmd 指向完整命令帧的缓冲区(从包头0xD5开始)。
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* @param len 命令帧总长度(字节)。
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* @note 内部函数,由 command_process() 调用,一般不直接使用。
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* @ingroup Command
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*/
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void handle_command(const uint8_t *cmd, uint8_t len);
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/** @} */ // end of Command group
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#endif // COMMAND_H
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6
Inc/gpio.h
Normal file
6
Inc/gpio.h
Normal file
@@ -0,0 +1,6 @@
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#ifndef GPIO_H
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#define GPIO_H
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void gpio_init(void);
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#endif // GPIO_H
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127
Inc/i2c.h
127
Inc/i2c.h
@@ -1,127 +0,0 @@
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//
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// Created by dell on 24-12-20.
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//
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#ifndef I2C_H
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#define I2C_H
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#include "gd32e23x_it.h"
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#include "gd32e23x.h"
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#include "systick.h"
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#include <stdbool.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include "board_config.h"
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/******************************************************************************/
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#define I2C_SPEED 100000U /* 100kHz */
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#define I2C_TIME_OUT 5000U /* 5000 loops timeout */
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#define I2C_MAX_RETRY 3U /* Maximum retry attempts */
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#define I2C_DELAY_10US 10U /* Delay in microseconds for bus reset */
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#define I2C_RECOVERY_CLOCKS 9U /* Clock pulses for bus recovery */
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#define I2C_MASTER_ADDRESS 0x00U /* Master address (not used) */
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/* Legacy compatibility */
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#define I2C_OK 1
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#define I2C_FAIL 0
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#define I2C_END 1
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/******************************************************************************/
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/* I2C result enumeration */
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typedef enum {
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I2C_RESULT_SUCCESS = 0, /* Operation successful */
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I2C_RESULT_TIMEOUT, /* Timeout occurred */
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I2C_RESULT_NACK, /* No acknowledge received */
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I2C_RESULT_BUS_BUSY, /* Bus is busy */
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I2C_RESULT_ERROR, /* General error */
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I2C_RESULT_INVALID_PARAM, /* Invalid parameter */
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I2C_RECOVERY_OK,
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I2C_RECOVERY_SDA_STUCK_LOW,
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I2C_RECOVERY_SCL_STUCK_LOW
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} i2c_result_t;
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/* I2C state machine enumeration */
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typedef enum {
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I2C_STATE_IDLE = 0, /* Idle state */
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I2C_STATE_START, /* Generate start condition */
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I2C_STATE_SEND_ADDRESS, /* Send slave address */
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I2C_STATE_CLEAR_ADDRESS, /* Clear address flag */
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I2C_STATE_TRANSMIT_REG, /* Transmit register address */
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I2C_STATE_TRANSMIT_DATA, /* Transmit data */
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I2C_STATE_RESTART, /* Generate restart condition */
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I2C_STATE_RECEIVE_DATA, /* Receive data */
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I2C_STATE_STOP, /* Generate stop condition */
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I2C_STATE_ERROR, /* Error state */
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I2C_STATE_END
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} i2c_state_t;
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/******************************************************************************/
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/* Function declarations */
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/*!
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\brief configure the I2C interface
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\param[in] none
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\param[out] none
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\retval i2c_result_t
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*/
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i2c_result_t i2c_config(void);
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/*!
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\brief reset I2C bus with proper recovery
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\param[in] none
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\param[out] none
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\retval i2c_result_t
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*/
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i2c_result_t i2c_bus_reset(void);
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/*!
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\brief scan I2C bus for devices
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\param[in] none
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\param[out] none
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\retval none
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*/
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void i2c_scan(void);
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/*!
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\brief write 16-bit data to I2C device
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\param[in] slave_addr: 7-bit slave address
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\param[in] reg_addr: register address
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\param[in] data: pointer to 2-byte data array
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\param[out] none
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\retval i2c_result_t
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*/
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i2c_result_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2]);
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/*!
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\brief read 16-bit data from I2C device
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\param[in] slave_addr: 7-bit slave address
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\param[in] reg_addr: register address
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\param[out] data: pointer to 2-byte data buffer
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\retval i2c_result_t
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*/
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i2c_result_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data);
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/*!
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\brief read 16-bit data from I2C device
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\param[in] slave_addr: 7-bit slave address
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\param[in] reg_addr: register address
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\param[out] data: pointer to 2-byte data buffer
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\retval i2c_result_t
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*/
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i2c_result_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data);
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/*!
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\brief get status string for debugging
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\param[in] status: i2c_result_t value
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\param[out] none
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\retval const char* status string
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*/
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const char* i2c_get_status_string(i2c_result_t status);
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#endif //I2C_H
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13
Inc/led.h
13
Inc/led.h
@@ -1,13 +0,0 @@
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#ifndef LED_H
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#define LED_H
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#include "gd32e23x.h"
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#include "board_config.h"
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void led_init(void);
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void led_on(void);
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void led_off(void);
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void led_toggle(void);
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void led_heart_beat(void);
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#endif // LED_H
|
@@ -5,4 +5,8 @@
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void rs485_init(void);
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uint32_t rs485_send_byte(uint8_t data);
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uint32_t rs485_send_str(uint8_t* str, uint16_t len);
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#endif // UART_H
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|
@@ -10,12 +10,14 @@
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#include <stdint.h>
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#include <stdbool.h>
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typedef struct uart_ring_buffer uart_ring_buffer_t;
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/**
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* @def UART_RX_BUFFER_SIZE
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* @brief 接收环形缓冲区容量(单位:字节)。
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* @note 采用“预留一格”区分空/满策略,最大可用容量为 UART_RX_BUFFER_SIZE-1。
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*/
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#define UART_RX_BUFFER_SIZE 64
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#define UART_RX_BUFFER_SIZE 1100
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/**
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* @defgroup RingBuffer 环形缓冲区
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@@ -101,19 +103,11 @@ bool uart_ring_buffer_put(uint8_t data);
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/**
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* @brief 清空环形缓冲区。
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* @details 复位读/写索引与丢弃计数,相当于逻辑上丢弃所有已接收数据,不擦除数据区内容。
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* @details 复位读/写索引,相当于逻辑上丢弃所有已接收数据。
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* @ingroup RingBuffer
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*/
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void uart_ring_buffer_clear(void);
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/**
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* @brief 获取因缓冲区满而被丢弃的字节累计数量。
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* @details 该计数在 init/clear 时清零。
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* @return 丢弃的累计字节数。
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* @ingroup RingBuffer
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*/
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uint32_t uart_ring_buffer_drop_count(void);
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/** @} */
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#endif // UART_RING_BUFFER_H
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|
Reference in New Issue
Block a user