diff --git a/components/shell/drv_shell.c b/components/shell/drv_shell.c
deleted file mode 100644
index 2fa64683..00000000
--- a/components/shell/drv_shell.c
+++ /dev/null
@@ -1,2095 +0,0 @@
-/**
- * @file drv_shell.c
- * 
- * Copyright (c) 2021 Bouffalolab team
- * 
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.  The
- * ASF licenses this file to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance with the
- * License.  You may obtain a copy of the License at
- * 
- *   http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
- * License for the specific language governing permissions and limitations
- * under the License.
- * 
- */
-
-#include "drv_shell.h"
-#include "string.h"
-#include "stdio.h"
-#include "stdarg.h"
-
-
-#if SHELL_USING_CMD_EXPORT == 1
-/**
- * @brief 默认用户
- */
-const char shellCmdDefaultUser[] = SHELL_DEFAULT_USER;
-const char shellPasswordDefaultUser[] = SHELL_DEFAULT_USER_PASSWORD;
-const char shellDesDefaultUser[] = "default user";
-const ShellCommand shellUserDefault SECTION("shellCommand") =
-{
-    .attr.value = SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_USER),
-    .data.user.name = shellCmdDefaultUser,
-    .data.user.password = shellPasswordDefaultUser,
-    .data.user.desc = shellDesDefaultUser
-};
-#endif
-
-#if SHELL_USING_CMD_EXPORT == 1
-    #if defined(__CC_ARM) || (defined(__ARMCC_VERSION) && __ARMCC_VERSION >= 6000000)
-        extern const unsigned int shellCommand$$Base;
-        extern const unsigned int shellCommand$$Limit;
-    #elif defined(__ICCARM__) || defined(__ICCRX__)
-        #pragma section="shellCommand"
-    #elif defined(__GNUC__)
-        extern const unsigned int _shell_command_start;
-        extern const unsigned int _shell_command_end;
-    #endif
-#else
-    extern const ShellCommand shellCommandList[];
-    extern const unsigned short shellCommandCount;
-#endif
-
-
-/**
- * @brief shell 常量文本索引
- */
-enum
-{
-    SHELL_TEXT_INFO,                                    /**< shell信息 */
-    SHELL_TEXT_CMD_TOO_LONG,                            /**< 命令过长 */
-    SHELL_TEXT_CMD_LIST,                                /**< 可执行命令列表标题 */
-    SHELL_TEXT_VAR_LIST,                                /**< 变量列表标题 */
-    SHELL_TEXT_USER_LIST,                               /**< 用户列表标题 */
-    SHELL_TEXT_KEY_LIST,                                /**< 按键列表标题 */
-    SHELL_TEXT_CMD_NOT_FOUND,                           /**< 命令未找到 */
-    SHELL_TEXT_POINT_CANNOT_MODIFY,                     /**< 指针变量不允许修改 */
-    SHELL_TEXT_VAL_CANNOT_MODIFY,                       /**< 常量不允许修改 */
-    SHELL_TEXT_NOT_VAR,                                 /**< 命令不是变量 */
-    SHELL_TEXT_VAR_NOT_FOUND,                           /**< 变量未找到 */
-    SHELL_TEXT_HELP_HEADER,                             /**< help头 */
-    SHELL_TEXT_PASSWORD_HINT,                           /**< 密码输入提示 */
-    SHELL_TEXT_PASSWORD_ERROR,                          /**< 密码错误 */
-    SHELL_TEXT_CLEAR_CONSOLE,                           /**< 清空控制台 */
-    SHELL_TEXT_TYPE_CMD,                                /**< 命令类型 */
-    SHELL_TEXT_TYPE_VAR,                                /**< 变量类型 */
-    SHELL_TEXT_TYPE_USER,                               /**< 用户类型 */
-    SHELL_TEXT_TYPE_KEY,                                /**< 按键类型 */
-    SHELL_TEXT_TYPE_NONE,                               /**< 非法类型 */
-};
-
-
-static const char *shellText[] =
-{
-#if SHELL_SHOW_INFO == 1
-    [SHELL_TEXT_INFO] =
-        "\r\n"
-        "  ____               __  __      _       _       _     \r\n"
-        " |  _ \\             / _|/ _|    | |     | |     | |    \r\n"
-        " | |_) | ___  _   _| |_| |_ __ _| | ___ | | __ _| |__  \r\n"
-        " |  _ < / _ \\| | | |  _|  _/ _` | |/ _ \\| |/ _` | '_ \\ \r\n"
-        " | |_) | (_) | |_| | | | || (_| | | (_) | | (_| | |_) |\r\n"
-        " |____/ \\___/ \\__,_|_| |_| \\__,_|_|\\___/|_|\\__,_|_.__/ \r\n"
-        "\r\n"
-        "Build:       "__DATE__" "__TIME__"\r\n"
-        "Version:     "SHELL_VERSION"\r\n",
-#endif
-    [SHELL_TEXT_CMD_TOO_LONG] = 
-        "\r\nWarning: Command is too long\r\n",
-    [SHELL_TEXT_CMD_LIST] = 
-        "\r\nCommand List:\r\n",
-    [SHELL_TEXT_VAR_LIST] = 
-        "\r\nVar List:\r\n",
-    [SHELL_TEXT_USER_LIST] = 
-        "\r\nUser List:\r\n",
-    [SHELL_TEXT_KEY_LIST] =
-        "\r\nKey List:\r\n",
-    [SHELL_TEXT_CMD_NOT_FOUND] = 
-        "Command not Found\r\n",
-    [SHELL_TEXT_POINT_CANNOT_MODIFY] = 
-        "can't set pointer\r\n",
-    [SHELL_TEXT_VAL_CANNOT_MODIFY] = 
-        "can't set val\r\n",
-    [SHELL_TEXT_NOT_VAR] =
-        " is not a var\r\n",
-    [SHELL_TEXT_VAR_NOT_FOUND] = 
-        "Var not Fount\r\n",
-    [SHELL_TEXT_HELP_HEADER] =
-        "command help of ",
-    [SHELL_TEXT_PASSWORD_HINT] = 
-        "\r\nPlease input password:",
-    [SHELL_TEXT_PASSWORD_ERROR] = 
-        "\r\npassword error\r\n",
-    [SHELL_TEXT_CLEAR_CONSOLE] = 
-        "\033[2J\033[1H",
-    [SHELL_TEXT_TYPE_CMD] = 
-        "CMD ",
-    [SHELL_TEXT_TYPE_VAR] = 
-        "VAR ",
-    [SHELL_TEXT_TYPE_USER] = 
-        "USER",
-    [SHELL_TEXT_TYPE_KEY] = 
-        "KEY ",
-    [SHELL_TEXT_TYPE_NONE] = 
-        "NONE",
-};
-
-
-/**
- * @brief shell对象表
- */
-static Shell *shellList[SHELL_MAX_NUMBER] = {NULL};
-
-
-static void shellAdd(Shell *shell);
-static void shellWriteCommandLine(Shell *shell);
-static void shellWriteReturnValue(Shell *shell, int value);
-static void shellShowVar(Shell *shell, ShellCommand *command);
-static void shellSetUser(Shell *shell, const ShellCommand *user);
-ShellCommand* shellSeekCommand(Shell *shell,
-                               const char *cmd,
-                               ShellCommand *base,
-                               unsigned short compareLength);
-
-/**
- * @brief shell 初始化
- * 
- * @param shell shell对象
- */
-void shellInit(Shell *shell, char *buffer, unsigned short size)
-{
-    shell->parser.length = 0;
-    shell->parser.cursor = 0;
-    shell->history.offset = 0;
-    shell->history.number = 0;
-    shell->history.record = 0;
-    shell->info.user = NULL;
-    shell->status.isChecked = 1;
-
-    shell->parser.buffer = buffer;
-    shell->parser.bufferSize = size / (SHELL_HISTORY_MAX_NUMBER + 1);
-    for (short i = 0; i < SHELL_HISTORY_MAX_NUMBER; i++)
-    {
-        shell->history.item[i] = buffer + shell->parser.bufferSize * (i + 1);
-    }
-
-#if SHELL_USING_CMD_EXPORT == 1
-    #if defined(__CC_ARM) || (defined(__ARMCC_VERSION) && __ARMCC_VERSION >= 6000000)
-        shell->commandList.base = (ShellCommand *)(&shellCommand$$Base);
-        shell->commandList.count = ((unsigned int)(&shellCommand$$Limit)
-                                - (unsigned int)(&shellCommand$$Base))
-                                / sizeof(ShellCommand);
-
-    #elif defined(__ICCARM__) || defined(__ICCRX__)
-        shell->commandList.base = (ShellCommand *)(__section_begin("shellCommand"));
-        shell->commandList.count = ((unsigned int)(__section_end("shellCommand"))
-                                - (unsigned int)(__section_begin("shellCommand")))
-                                / sizeof(ShellCommand);
-    #elif defined(__GNUC__)
-        shell->commandList.base = (ShellCommand *)(&_shell_command_start);
-        shell->commandList.count = ((unsigned int)(&_shell_command_end)
-                                - (unsigned int)(&_shell_command_start))
-                                / sizeof(ShellCommand);
-    #else
-        #error not supported compiler, please use command table mode
-    #endif
-#else
-    shell->commandList.base = (ShellCommand *)shellCommandList;
-    shell->commandList.count = shellCommandCount;
-#endif
-
-    shellAdd(shell);
-
-    shellSetUser(shell, shellSeekCommand(shell,
-                                         SHELL_DEFAULT_USER,
-                                         shell->commandList.base,
-                                         0));
-    shellWriteCommandLine(shell);
-}
-
-
-/**
- * @brief 添加shell
- * 
- * @param shell shell对象
- */
-static void shellAdd(Shell *shell)
-{
-    for (short i = 0; i < SHELL_MAX_NUMBER; i++)
-    {
-        if (shellList[i] == NULL)
-        {
-            shellList[i] = shell;
-            return;
-        }
-    }
-}
-
-
-/**
- * @brief 获取当前活动shell
- * 
- * @return Shell* 当前活动shell对象
- */
-Shell* shellGetCurrent(void)
-{
-    for (short i = 0; i < SHELL_MAX_NUMBER; i++)
-    {
-        if (shellList[i] && shellList[i]->status.isActive)
-        {
-            return shellList[i];
-        }
-    }
-    return NULL;
-}
-
-
-/**
- * @brief shell写字符
- * 
- * @param shell shell对象
- * @param data 字符数据
- */
-static void shellWriteByte(Shell *shell, const char data)
-{
-    shell->write(data);
-}
-
-
-/**
- * @brief shell 写字符串
- * 
- * @param shell shell对象
- * @param string 字符串数据
- * 
- * @return unsigned short 写入字符的数量
- */
-unsigned short shellWriteString(Shell *shell, const char *string)
-{
-    unsigned short count = 0;
-    SHELL_ASSERT(shell->write, return 0);
-    while(*string)
-    {
-        shell->write(*string ++);
-        count ++;
-    }
-    return count;
-}
-
-
-/**
- * @brief shell 写命令描述字符串
- * 
- * @param shell shell对象
- * @param string 字符串数据
- * 
- * @return unsigned short 写入字符的数量
- */
-static unsigned short shellWriteCommandDesc(Shell *shell, const char *string)
-{
-    unsigned short count = 0;
-    SHELL_ASSERT(shell->write, return 0);
-    while(*string
-        && *string != '\r'
-        && *string != '\n'
-        && count < 36)
-    {
-        shell->write(*string ++);
-        count ++;
-        if (count >= 36 && *(string + 1))
-        {
-            shell->write('.');
-            shell->write('.');
-            shell->write('.');
-        }
-    }
-    return count;
-}
-
-
-/**
- * @brief shell写命令提示符
- * 
- * @param shell shell对象
- * 
- */
-static void shellWriteCommandLine(Shell *shell)
-{
-    if (shell->status.isChecked)
-    {
-        shellWriteString(shell, "\r\n");
-        shellWriteString(shell, shell->info.user->data.user.name);
-        #if SHELL_FS == 1
-          char path[SHELL_PRINT_BUFFER];
-          shell->getcwd(path, SHELL_PRINT_BUFFER);
-          shellWriteString(shell, ":/");
-          shellWriteString(shell, path);
-          shellWriteString(shell, "$ ");
-        #else
-          shellWriteString(shell, "/$ ");
-        #endif
-    }
-    else
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_PASSWORD_HINT]);
-    }
-}
-
-
-#if SHELL_PRINT_BUFFER > 0
-/**
- * @brief shell格式化输出
- * 
- * @param shell shell对象
- * @param fmt 格式化字符串
- * @param ... 参数
- */
-void shellPrint(Shell *shell, char *fmt, ...)
-{
-    char buffer[SHELL_PRINT_BUFFER];
-    va_list vargs;
-
-    SHELL_ASSERT(shell, return);
-
-    va_start(vargs, fmt);
-    vsnprintf(buffer, SHELL_PRINT_BUFFER - 1, fmt, vargs);
-    va_end(vargs);
-    
-    shellWriteString(shell, buffer);
-}
-#endif
-
-
-/**
- * @brief shell 检查命令权限
- * 
- * @param shell shell对象
- * @param command ShellCommand
- * 
- * @return signed char 0 当前用户具有该命令权限
- * @return signec char -1 当前用户不具有该命令权限
- */
-signed char shellCheckPermission(Shell *shell, ShellCommand *command)
-{
-    return ((!command->attr.attrs.permission
-                || command->attr.attrs.type == SHELL_TYPE_USER
-                || (command->attr.attrs.permission 
-                    & shell->info.user->attr.attrs.permission))
-            && (shell->status.isChecked
-                || command->attr.attrs.enableUnchecked))
-            ? 0 : -1;
-}
-
-
-/**
- * @brief int转16进制字符串
- * 
- * @param value 数值
- * @param buffer 缓冲
- * 
- * @return signed char 转换后有效数据长度
- */
-signed char shellToHex(unsigned int value, char *buffer)
-{
-    char byte;
-    unsigned char i = 8;
-    buffer[8] = 0;
-    while (value)
-    {
-        byte = value & 0x0000000F;
-        buffer[--i] = (byte > 9) ? (byte + 87) : (byte + 48);
-        value >>= 4;
-    }
-    return 8 - i;
-}
-
-
-/**
-* @brief int转10进制字符串
- * 
- * @param value 数值
- * @param buffer 缓冲
- * 
- * @return signed char 转换后有效数据长度
- */
-signed char shellToDec(int value, char *buffer)
-{
-    unsigned char i = 11;
-    int v = value;
-    if (value < 0)
-    {
-        v = -value;
-    }
-    buffer[11] = 0;
-    while (v)
-    {
-        buffer[--i] = v % 10 + 48;
-        v /= 10;
-    }
-    if (value < 0)
-    {
-        buffer[--i] = '-';
-    }
-    if (value == 0) {
-        buffer[--i] = '0';
-    }
-    return 11 - i;
-}
-
-
-/**
- * @brief shell字符串复制
- * 
- * @param dest 目标字符串
- * @param src 源字符串
- * @return unsigned short 字符串长度
- */
-static unsigned short shellStringCopy(char *dest, char* src)
-{
-    unsigned short count = 0;
-    while (*(src + count))
-    {
-        *(dest + count) = *(src + count);
-        count++;
-    }
-    *(dest + count) = 0;
-    return count;
-}
-
-
-/**
- * @brief shell字符串比较
- * 
- * @param dest 目标字符串
- * @param src 源字符串
- * @return unsigned short 匹配长度
- */
-static unsigned short shellStringCompare(char* dest, char *src)
-{
-    unsigned short match = 0;
-    unsigned short i = 0;
-
-    while (*(dest +i) && *(src + i))
-    {
-        if (*(dest + i) != *(src +i))
-        {
-            break;
-        }
-        match ++;
-        i++;
-    }
-    return match;
-}
-
-
-/**
- * @brief shell获取命令名
- * 
- * @param command 命令
- * @return const char* 命令名
- */
-static const char* shellGetCommandName(ShellCommand *command)
-{
-    static char buffer[9];
-    for (unsigned char i = 0; i < 9; i++)
-    {
-        buffer[i] = '0';
-    }
-    if (command->attr.attrs.type <= SHELL_TYPE_CMD_FUNC)
-    {
-        return command->data.cmd.name;
-    }
-    else if (command->attr.attrs.type <= SHELL_TYPE_VAL)
-    {
-        return command->data.var.name;
-    }
-    else if (command->attr.attrs.type <= SHELL_TYPE_USER)
-    {
-        return command->data.user.name;
-    }
-    else
-    {
-        shellToHex(command->data.key.value, buffer);
-        return buffer;
-    }
-}
-
-
-/**
- * @brief shell获取命令描述
- * 
- * @param command 命令
- * @return const char* 命令描述
- */
-static const char* shellGetCommandDesc(ShellCommand *command)
-{
-    if (command->attr.attrs.type <= SHELL_TYPE_CMD_FUNC)
-    {
-        return command->data.cmd.desc;
-    }
-    else if (command->attr.attrs.type <= SHELL_TYPE_VAL)
-    {
-        return command->data.var.desc;
-    }
-    else if (command->attr.attrs.type <= SHELL_TYPE_USER)
-    {
-        return command->data.user.desc;
-    }
-    else
-    {
-        return command->data.key.desc;
-    }
-}
-
-/**
- * @brief shell 列出命令条目
- * 
- * @param shell shell对象
- * @param item 命令条目
- */
-void shellListItem(Shell *shell, ShellCommand *item)
-{
-    short spaceLength;
-
-    spaceLength = 22 - shellWriteString(shell, shellGetCommandName(item));
-    spaceLength = (spaceLength > 0) ? spaceLength : 4;
-    do {
-        shellWriteByte(shell, ' ');
-    } while (--spaceLength);
-    if (item->attr.attrs.type <= SHELL_TYPE_CMD_FUNC)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_TYPE_CMD]);
-    }
-    else if (item->attr.attrs.type <= SHELL_TYPE_VAL)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_TYPE_VAR]);
-    }
-    else if (item->attr.attrs.type <= SHELL_TYPE_USER)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_TYPE_USER]);
-    }
-    else if (item->attr.attrs.type <= SHELL_TYPE_KEY)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_TYPE_KEY]);
-    }
-    else
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_TYPE_NONE]);
-    }
-#if SHELL_HELP_SHOW_PERMISSION == 1
-    shellWriteString(shell, "  ");
-    for (signed char i = 7; i >= 0; i--)
-    {
-        shellWriteByte(shell, item->attr.attrs.permission & (1 << i) ? 'x' : '-');
-    }
-#endif
-    shellWriteString(shell, "  ");
-    shellWriteCommandDesc(shell, shellGetCommandDesc(item));
-    shellWriteString(shell, "\r\n");
-}
-
-
-/**
- * @brief shell列出可执行命令
- * 
- * @param shell shell对象
- */
-void shellListCommand(Shell *shell)
-{
-    ShellCommand *base = (ShellCommand *)shell->commandList.base;
-    shellWriteString(shell, shellText[SHELL_TEXT_CMD_LIST]);
-    for (short i = 0; i < shell->commandList.count; i++)
-    {
-        if (base[i].attr.attrs.type <= SHELL_TYPE_CMD_FUNC
-            && shellCheckPermission(shell, &base[i]) == 0)
-        {
-            shellListItem(shell, &base[i]);
-        }
-    }
-}
-
-
-/**
- * @brief shell列出变量
- * 
- * @param shell shell对象
- */
-void shellListVar(Shell *shell)
-{
-    ShellCommand *base = (ShellCommand *)shell->commandList.base;
-    shellWriteString(shell, shellText[SHELL_TEXT_VAR_LIST]);
-    for (short i = 0; i < shell->commandList.count; i++)
-    {
-        if (base[i].attr.attrs.type > SHELL_TYPE_CMD_FUNC
-            && base[i].attr.attrs.type <= SHELL_TYPE_VAL
-            && shellCheckPermission(shell, &base[i]) == 0)
-        {
-            shellListItem(shell, &base[i]);
-        }
-    }
-}
-
-
-/**
- * @brief shell列出用户
- * 
- * @param shell shell对象
- */
-void shellListUser(Shell *shell)
-{
-    ShellCommand *base = (ShellCommand *)shell->commandList.base;
-    shellWriteString(shell, shellText[SHELL_TEXT_USER_LIST]);
-    for (short i = 0; i < shell->commandList.count; i++)
-    {
-        if (base[i].attr.attrs.type > SHELL_TYPE_VAL
-            && base[i].attr.attrs.type <= SHELL_TYPE_USER
-            && shellCheckPermission(shell, &base[i]) == 0)
-        {
-            shellListItem(shell, &base[i]);
-        }
-    }
-}
-
-
-/**
- * @brief shell列出按键
- * 
- * @param shell shell对象
- */
-void shellListKey(Shell *shell)
-{
-    ShellCommand *base = (ShellCommand *)shell->commandList.base;
-    shellWriteString(shell, shellText[SHELL_TEXT_KEY_LIST]);
-    for (short i = 0; i < shell->commandList.count; i++)
-    {
-        if (base[i].attr.attrs.type > SHELL_TYPE_USER
-            && base[i].attr.attrs.type <= SHELL_TYPE_KEY
-            && shellCheckPermission(shell, &base[i]) == 0)
-        {
-            shellListItem(shell, &base[i]);
-        }
-    }
-}
-
-
-/**
- * @brief shell列出所有命令
- * 
- * @param shell shell对象
- */
-void shellListAll(Shell *shell)
-{
-#if SHELL_HELP_LIST_USER == 1
-    shellListUser(shell);
-#endif
-    shellListCommand(shell);
-#if SHELL_HELP_LIST_VAR == 1
-    shellListVar(shell);
-#endif
-#if SHELL_HELP_LIST_KEY == 1
-    shellListKey(shell);
-#endif
-}
-
-
-/**
- * @brief shell删除命令行数据
- * 
- * @param shell shell对象
- * @param length 删除长度
- */
-void shellDeleteCommandLine(Shell *shell, unsigned char length)
-{
-    while (length--)
-    {
-        shellWriteString(shell, "\b \b");
-    }
-}
-
-
-/**
- * @brief shell 清空命令行输入
- * 
- * @param shell shell对象
- */
-void shellClearCommandLine(Shell *shell)
-{
-    for (short i = shell->parser.length - shell->parser.cursor; i > 0; i--)
-    {
-        shellWriteByte(shell, ' ');
-    }
-    shellDeleteCommandLine(shell, shell->parser.length);
-}
-
-
-/**
- * @brief shell插入一个字符到光标位置
- * 
- * @param shell shell对象
- * @param data 字符数据
- */
-void shellInsertByte(Shell *shell, char data)
-{
-    /* 判断输入数据是否过长 */
-    if (shell->parser.length >= shell->parser.bufferSize - 1)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_CMD_TOO_LONG]);
-        shellWriteCommandLine(shell);
-        shellWriteString(shell, shell->parser.buffer);
-        return;
-    }
-
-    /* 插入数据 */
-    if (shell->parser.cursor == shell->parser.length)
-    {
-        shell->parser.buffer[shell->parser.length++] = data;
-        shell->parser.buffer[shell->parser.length] = 0;
-        shell->parser.cursor++;
-        shellWriteByte(shell, data);
-    }
-    else if (shell->parser.cursor < shell->parser.length)
-    {
-        for (short i = shell->parser.length - shell->parser.cursor; i > 0; i--)
-        {
-            shell->parser.buffer[shell->parser.cursor + i] = 
-                shell->parser.buffer[shell->parser.cursor + i - 1];
-        }
-        shell->parser.buffer[shell->parser.cursor++] = data;
-        shell->parser.buffer[++shell->parser.length] = 0;
-        for (short i = shell->parser.cursor - 1; i < shell->parser.length; i++)
-        {
-            shellWriteByte(shell, shell->parser.buffer[i]);
-        }
-        for (short i = shell->parser.length - shell->parser.cursor; i > 0; i--)
-        {
-            shellWriteByte(shell, '\b');
-        }
-    }
-}
-
-
-/**
- * @brief shell 删除字节
- * 
- * @param shell shell对象
- * @param direction 删除方向 {@code 1}删除光标前字符 {@code -1}删除光标处字符
- */
-void shellDeleteByte(Shell *shell, signed char direction)
-{
-    char offset = (direction == -1) ? 1 : 0;
-
-    if ((shell->parser.cursor == 0 && direction == 1)
-        || (shell->parser.cursor == shell->parser.length && direction == -1))
-    {
-        return;
-    }
-    if (shell->parser.cursor == shell->parser.length && direction == 1)
-    {
-        shell->parser.cursor--;
-        shell->parser.length--;
-        shell->parser.buffer[shell->parser.length] = 0;
-        shellDeleteCommandLine(shell, 1);
-    }
-    else
-    {
-        for (short i = offset; i < shell->parser.length - shell->parser.cursor; i++)
-        {
-            shell->parser.buffer[shell->parser.cursor + i - 1] = 
-                shell->parser.buffer[shell->parser.cursor + i];
-        }
-        shell->parser.length--;
-        if (!offset)
-        {
-            shell->parser.cursor--;
-            shellWriteByte(shell, '\b');
-        }
-        shell->parser.buffer[shell->parser.length] = 0;
-        for (short i = shell->parser.cursor; i < shell->parser.length; i++)
-        {
-            shellWriteByte(shell, shell->parser.buffer[i]);
-        }
-        shellWriteByte(shell, ' ');
-        for (short i = shell->parser.length - shell->parser.cursor + 1; i > 0; i--)
-        {
-            shellWriteByte(shell, '\b');
-        }
-    }
-}
-
-
-/**
- * @brief shell 解析参数
- * 
- * @param shell shell对象
- */
-static void shellParserParam(Shell *shell)
-{
-    unsigned char quotes = 0;
-    unsigned char record = 1;
-
-    shell->parser.paramCount = 0;
-    for (unsigned short i = 0; i < shell->parser.length; i++)
-    {
-        if (quotes != 0
-            || (shell->parser.buffer[i] != ' '
-                && shell->parser.buffer[i] != 0))
-        {
-            if (shell->parser.buffer[i] == '\"')
-            {
-                quotes = quotes ? 0 : 1;
-            }
-            if (record == 1)
-            {
-                shell->parser.param[shell->parser.paramCount ++] = 
-                    &(shell->parser.buffer[i]);
-                record = 0;
-            }
-            if (shell->parser.buffer[i] == '\\'
-                && shell->parser.buffer[i + 1] != 0)
-            {
-                i++;
-            }
-        }
-        else
-        {
-            shell->parser.buffer[i] = 0;
-            record = 1;
-        }
-    }
-}
-
-
-/**
- * @brief shell去除字符串参数头尾的双引号
- * 
- * @param shell shell对象
- */
-static void shellRemoveParamQuotes(Shell *shell)
-{
-    unsigned short paramLength;
-    for (unsigned short i = 0; i < shell->parser.paramCount; i++)
-    {
-        if (shell->parser.param[i][0] == '\"')
-        {
-            shell->parser.param[i][0] = 0;
-            shell->parser.param[i] = &shell->parser.param[i][1];
-        }
-        paramLength = strlen(shell->parser.param[i]);
-        if (shell->parser.param[i][paramLength - 1] == '\"')
-        {
-            shell->parser.param[i][paramLength - 1] = 0;
-        }
-    }
-}
-
-
-/**
- * @brief shell匹配命令
- * 
- * @param shell shell对象
- * @param cmd 命令
- * @param base 匹配命令表基址
- * @param compareLength 匹配字符串长度
- * @return ShellCommand* 匹配到的命令
- */
-ShellCommand* shellSeekCommand(Shell *shell,
-                               const char *cmd,
-                               ShellCommand *base,
-                               unsigned short compareLength)
-{
-    const char *name;
-    unsigned short count = shell->commandList.count -
-        ((int)base - (int)shell->commandList.base) / sizeof(ShellCommand);
-    for (unsigned short i = 0; i < count; i++)
-    {
-        if (base[i].attr.attrs.type == SHELL_TYPE_KEY
-            || shellCheckPermission(shell, &base[i]) != 0)
-        {
-            continue;
-        }
-        name = shellGetCommandName(&base[i]);
-        if (!compareLength)
-        {
-            if (strcmp(cmd, name) == 0)
-            {
-                return &base[i];
-            }
-        }
-        else
-        {
-            if (strncmp(cmd, name, compareLength) == 0)
-            {
-                return &base[i];
-            }
-        }
-    }
-    return NULL;
-}
-
-
-/**
- * @brief shell 获取变量值
- * 
- * @param shell shell对象
- * @param command 命令
- * @return int 变量值
- */
-int shellGetVarValue(Shell *shell, ShellCommand *command)
-{
-    int value = 0;
-    switch (command->attr.attrs.type)
-    {
-    case SHELL_TYPE_VAR_INT:
-        value = *((int *)(command->data.var.value));
-        break;
-    case SHELL_TYPE_VAR_SHORT:
-        value = *((short *)(command->data.var.value));
-        break;
-    case SHELL_TYPE_VAR_CHAR:
-        value = *((char *)(command->data.var.value));
-        break;
-    case SHELL_TYPE_VAR_POINT:
-    case SHELL_TYPE_VAL:
-        value = (int)(command->data.var.value);
-        break;
-    default:
-        break;
-    }
-    return value;
-}
-
-
-/**
- * @brief shell设置变量值
- * 
- * @param shell shell对象
- * @param command 命令
- * @param value 值
- */
-void shellSetVarValue(Shell *shell, ShellCommand *command, int value)
-{
-    switch (command->attr.attrs.type)
-    {
-    case SHELL_TYPE_VAR_INT:
-        *((int *)(command->data.var.value)) = value;
-        break;
-    case SHELL_TYPE_VAR_SHORT:
-        *((short *)(command->data.var.value)) = value;
-        break;
-    case SHELL_TYPE_VAR_CHAR:
-        *((char *)(command->data.var.value)) = value;
-        break;
-    case SHELL_TYPE_VAR_POINT:
-        shellWriteString(shell, shellText[SHELL_TEXT_POINT_CANNOT_MODIFY]);
-        break;
-    case SHELL_TYPE_VAL:
-        shellWriteString(shell, shellText[SHELL_TEXT_VAL_CANNOT_MODIFY]);
-        break;
-    default:
-        break;
-    }
-    shellShowVar(shell, command);
-}
-
-
-/**
- * @brief shell变量输出
- * 
- * @param shell shell对象
- * @param command 命令
- */
-static void shellShowVar(Shell *shell, ShellCommand *command)
-{
-    char buffer[12] = "00000000000";
-    int value = shellGetVarValue(shell, command);
-    shellWriteString(shell, command->data.var.name);
-    shellWriteString(shell, " = ");
-    shellWriteString(shell, &buffer[11 - shellToDec(value, buffer)]);
-    shellWriteString(shell, ", 0x");
-    for (short i = 0; i < 11; i++)
-    {
-        buffer[i] = '0';
-    }
-    shellToHex(value, buffer);
-    shellWriteString(shell, buffer);
-    shellWriteString(shell, "\r\n");
-}
-
-
-/**
- * @brief shell设置变量
- * 
- * @param name 变量名
- * @param value 变量值
- * @return int 返回变量值
- */
-int shellSetVar(char *name, int value)
-{
-    Shell *shell = shellGetCurrent();
-    if (shell == NULL)
-    {
-        return 0;
-    }
-    ShellCommand *command = shellSeekCommand(shell,
-                                             name,
-                                             shell->commandList.base,
-                                             0);
-    if (!command)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_VAR_NOT_FOUND]);
-        return 0;
-    }
-    if (command->attr.attrs.type < SHELL_TYPE_VAR_INT
-        || command->attr.attrs.type > SHELL_TYPE_VAL)
-    {
-        shellWriteString(shell, name);
-        shellWriteString(shell, shellText[SHELL_TEXT_NOT_VAR]);
-        return 0;
-    }
-    shellSetVarValue(shell, command, value);
-    return shellGetVarValue(shell, command);
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
-setVar, shellSetVar, set var);
-
-
-/**
- * @brief shell运行命令
- * 
- * @param shell shell对象
- * @param command 命令
- */
-static void shellRunCommand(Shell *shell, ShellCommand *command)
-{
-    int returnValue;
-    shell->status.isActive = 1;
-    if (command->attr.attrs.type == SHELL_TYPE_CMD_MAIN)
-    {
-        shellRemoveParamQuotes(shell);
-        returnValue = command->data.cmd.function(shell->parser.paramCount,
-                                                 shell->parser.param);
-        if (!command->attr.attrs.disableReturn)
-        {
-            shellWriteReturnValue(shell, returnValue);
-        }
-    }
-    else if (command->attr.attrs.type == SHELL_TYPE_CMD_FUNC)
-    {
-        returnValue = shellExtRun(shell,
-                                  command,
-                                  shell->parser.paramCount,
-                                  shell->parser.param);
-        if (!command->attr.attrs.disableReturn)
-        {
-            shellWriteReturnValue(shell, returnValue);
-        }
-    }
-    else if (command->attr.attrs.type >= SHELL_TYPE_VAR_INT
-        && command->attr.attrs.type <= SHELL_TYPE_VAL)
-    {
-        shellShowVar(shell, command);
-    }
-    else if (command->attr.attrs.type == SHELL_TYPE_USER)
-    {
-        shellSetUser(shell, command);
-    }
-    shell->status.isActive = 0;
-}
-
-
-/**
- * @brief shell校验密码
- * 
- * @param shell shell对象
- */
-static void shellCheckPassword(Shell *shell)
-{
-    if (strcmp(shell->parser.buffer, shell->info.user->data.user.password) == 0)
-    {
-        shell->status.isChecked = 1;
-    #if SHELL_SHOW_INFO == 1
-        shellWriteString(shell, shellText[SHELL_TEXT_INFO]);
-    #endif
-    }
-    else
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_PASSWORD_ERROR]);
-    }
-    shell->parser.length = 0;
-    shell->parser.cursor = 0;
-}
-
-
-/**
- * @brief shell设置用户
- * 
- * @param shell shell对象
- * @param user 用户
- */
-static void shellSetUser(Shell *shell, const ShellCommand *user)
-{
-    shell->info.user = user;
-    shell->status.isChecked = 
-        ((user->data.user.password && strlen(user->data.user.password) != 0)
-            && (shell->parser.paramCount == 1
-                || strcmp(user->data.user.password, shell->parser.param[1]) != 0))
-         ? 0 : 1;
-        
-#if SHELL_CLS_WHEN_LOGIN == 1
-    shellWriteString(shell, shellText[SHELL_TEXT_CLEAR_CONSOLE]);
-#endif
-#if SHELL_SHOW_INFO == 1
-    if (shell->status.isChecked)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_INFO]);
-    }
-#endif
-}
-
-
-/**
- * @brief shell写返回值
- * 
- * @param shell shell对象
- * @param value 返回值
- */
-static void shellWriteReturnValue(Shell *shell, int value)
-{
-    char buffer[12] = "00000000000";
-    shellWriteString(shell, "Return: ");
-    shellWriteString(shell, &buffer[11 - shellToDec(value, buffer)]);
-    shellWriteString(shell, ", 0x");
-    for (short i = 0; i < 11; i++)
-    {
-        buffer[i] = '0';
-    }
-    shellToHex(value, buffer);
-    shellWriteString(shell, buffer);
-    shellWriteString(shell, "\r\n");
-}
-
-
-/**
- * @brief shell历史记录添加
- * 
- * @param shell shell对象
- */
-static void shellHistoryAdd(Shell *shell)
-{
-    shell->history.offset = 0;
-    if (shell->history.number > 0
-        && strcmp(shell->history.item[(shell->history.record == 0 ? 
-                SHELL_HISTORY_MAX_NUMBER : shell->history.record) - 1],
-                shell->parser.buffer) == 0)
-    {
-        return;
-    }
-    if (shellStringCopy(shell->history.item[shell->history.record],
-                        shell->parser.buffer) != 0)
-    {
-        shell->history.record++;
-    }
-    if (++shell->history.number > SHELL_HISTORY_MAX_NUMBER)
-    {
-        shell->history.number = SHELL_HISTORY_MAX_NUMBER;
-    }
-    if (shell->history.record >= SHELL_HISTORY_MAX_NUMBER)
-    {
-        shell->history.record = 0;
-    }
-}
-
-
-/**
- * @brief shell历史记录查找
- * 
- * @param shell shell对象
- * @param dir 方向 {@code <0}往上查找 {@code >0}往下查找
- */
-static void shellHistory(Shell *shell, signed char dir)
-{
-    if (dir > 0)
-    {
-        if (shell->history.offset-- <= 
-            -((shell->history.number > shell->history.record) ?
-                shell->history.number : shell->history.record))
-        {
-            shell->history.offset = -((shell->history.number > shell->history.record)
-                                    ? shell->history.number : shell->history.record);
-        }
-    }
-    else if (dir < 0)
-    {
-        if (++shell->history.offset > 0)
-        {
-            shell->history.offset = 0;
-            return;
-        }
-    }
-    else
-    {
-        return;
-    }
-    shellClearCommandLine(shell);
-    if (shell->history.offset == 0)
-    {
-        shell->parser.cursor = shell->parser.length = 0;
-    }
-    else
-    {
-        if ((shell->parser.length = shellStringCopy(shell->parser.buffer,
-                shell->history.item[(shell->history.record + SHELL_HISTORY_MAX_NUMBER
-                    + shell->history.offset) % SHELL_HISTORY_MAX_NUMBER])) == 0)
-        {
-            return;
-        }
-        shell->parser.cursor = shell->parser.length;
-        shellWriteString(shell, shell->parser.buffer);
-    }
-    
-}
-
-
-/**
- * @brief shell 常规输入
- * 
- * @param shell shell 对象
- * @param data 输入字符
- */
-void shellNormalInput(Shell *shell, char data)
-{
-    shell->status.tabFlag = 0;
-    shellInsertByte(shell, data);
-}
-
-
-/**
- * @brief shell上方向键输入
- * 
- * @param shell shell对象
- */
-void shellUp(Shell *shell)
-{
-    shellHistory(shell, 1);
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0), 0x1B5B4100, shellUp, up);
-
-
-/**
- * @brief shell下方向键输入
- * 
- * @param shell shell对象
- */
-void shellDown(Shell *shell)
-{
-    shellHistory(shell, -1);
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0), 0x1B5B4200, shellDown, down);
-
-
-/**
- * @brief shell右方向键输入
- * 
- * @param shell shell对象
- */
-void shellRight(Shell *shell)
-{
-    if (shell->parser.cursor < shell->parser.length)
-    {
-        shellWriteByte(shell, shell->parser.buffer[shell->parser.cursor++]);
-    }
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x1B5B4300, shellRight, right);
-
-
-/**
- * @brief shell左方向键输入
- * 
- * @param shell shell对象
- */
-void shellLeft(Shell *shell)
-{
-    if (shell->parser.cursor > 0)
-    {
-        shellWriteByte(shell, '\b');
-        shell->parser.cursor--;
-    }
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x1B5B4400, shellLeft, left);
-
-
-/**
- * @brief shell Tab按键处理
- * 
- * @param shell shell对象
- */
-void shellTab(Shell *shell)
-{
-    unsigned short maxMatch = shell->parser.bufferSize;
-    unsigned short lastMatchIndex = 0;
-    unsigned short matchNum = 0;
-    unsigned short length;
-
-    if (shell->parser.length == 0)
-    {
-        shellListAll(shell);
-        shellWriteCommandLine(shell);
-    }
-    else if (shell->parser.length > 0)
-    {
-        shell->parser.buffer[shell->parser.length] = 0;
-        ShellCommand *base = (ShellCommand *)shell->commandList.base;
-        for (short i = 0; i < shell->commandList.count; i++)
-        {
-            if (shellCheckPermission(shell, &base[i]) == 0
-                && shellStringCompare(shell->parser.buffer,
-                                   (char *)shellGetCommandName(&base[i]))
-                        == shell->parser.length)
-            {
-                if (matchNum != 0)
-                {
-                    if (matchNum == 1)
-                    {
-                        shellWriteString(shell, "\r\n");
-                    }
-                    shellListItem(shell, &base[lastMatchIndex]);
-                    length = 
-                        shellStringCompare((char *)shellGetCommandName(&base[lastMatchIndex]),
-                                           (char *)shellGetCommandName(&base[i]));
-                    maxMatch = (maxMatch > length) ? length : maxMatch;
-                }
-                lastMatchIndex = i;
-                matchNum++;
-            }
-        }
-        if (matchNum == 0)
-        {
-            return;
-        }
-        if (matchNum == 1)
-        {
-            shellClearCommandLine(shell);
-        }
-        if (matchNum != 0)
-        {
-            shell->parser.length = 
-                shellStringCopy(shell->parser.buffer,
-                                (char *)shellGetCommandName(&base[lastMatchIndex]));
-        }
-        if (matchNum > 1)
-        {
-            shellListItem(shell, &base[lastMatchIndex]);
-            shellWriteCommandLine(shell);
-            shell->parser.length = maxMatch;
-        }
-        shell->parser.buffer[shell->parser.length] = 0;
-        shell->parser.cursor = shell->parser.length;
-        shellWriteString(shell, shell->parser.buffer);
-    }
-
-    if (SHELL_GET_TICK())
-    {
-        if (matchNum == 1
-            && shell->status.tabFlag
-            && SHELL_GET_TICK() - shell->info.activeTime < SHELL_DOUBLE_CLICK_TIME)
-        {
-            shellClearCommandLine(shell);
-            for (short i = shell->parser.length; i >= 0; i--)
-            {
-                shell->parser.buffer[i + 5] = shell->parser.buffer[i];
-            }
-            shellStringCopy(shell->parser.buffer, "help");
-            shell->parser.buffer[4] = ' ';
-            shell->parser.length += 5;
-            shell->parser.cursor = shell->parser.length;
-            shellWriteString(shell, shell->parser.buffer);
-        }
-        else
-        {
-            shell->status.tabFlag = 1;
-        }
-    }
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0), 0x09000000, shellTab, tab);
-
-
-/**
- * @brief shell 退格
- * 
- * @param shell shell对象
- */
-void shellBackspace(Shell *shell)
-{
-    shellDeleteByte(shell, 1);
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x08000000, shellBackspace, backspace);
-
-
-/**
- * @brief shell 删除
- * 
- * @param shell shell对象
- */
-void shellDelete(Shell *shell)
-{
-    shellDeleteByte(shell, -1);
-}
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x7F000000, shellDelete, delete);
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x1B5B337E, shellDelete, delete);
-
-/**
- * @brief shell 回车处理
- * 
- * @param shell shell对象
- */
-void shellEnter(Shell *shell)
-{
-    if (shell->parser.length == 0)
-    {
-        shellWriteCommandLine(shell);
-        return;
-    }
-
-    shell->parser.buffer[shell->parser.length] = 0;
-
-    if (shell->status.isChecked)
-    {
-        shellHistoryAdd(shell);
-        shellParserParam(shell);
-        shell->parser.length = shell->parser.cursor = 0;
-        if (shell->parser.paramCount == 0)
-        {
-            shellWriteCommandLine(shell);
-            return;
-        }
-        shellWriteString(shell, "\r\n");
-
-        ShellCommand *command = shellSeekCommand(shell,
-                                                 shell->parser.param[0],
-                                                 shell->commandList.base,
-                                                 0);
-        if (command != NULL)
-        {
-            shellRunCommand(shell, command);
-        }
-        else
-        {
-            shellWriteString(shell, shellText[SHELL_TEXT_CMD_NOT_FOUND]);
-        }
-    }
-    else
-    {
-        shellCheckPassword(shell);
-    }
-    shellWriteCommandLine(shell);
-}
-#if SHELL_ENTER_LF == 1
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x0A000000, shellEnter, enter);
-#endif
-#if SHELL_ENTER_CR == 1
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x0D000000, shellEnter, enter);
-#endif
-#if SHELL_ENTER_CRLF == 1
-SHELL_EXPORT_KEY(SHELL_CMD_PERMISSION(0)|SHELL_CMD_ENABLE_UNCHECKED,
-0x0D0A0000, shellEnter, enter);
-#endif
-
-
-/**
- * @brief shell help
- * 
- * @param argc 参数个数
- * @param argv 参数
- */
-void shellHelp(int argc, char *argv[])
-{
-    Shell *shell = shellGetCurrent();
-    SHELL_ASSERT(shell, return);
-    if (argc == 1)
-    {
-        shellListAll(shell);
-    }
-    else if (argc > 1)
-    {
-        ShellCommand *command = shellSeekCommand(shell,
-                                                 argv[1],
-                                                 shell->commandList.base,
-                                                 0);
-        shellWriteString(shell, shellText[SHELL_TEXT_HELP_HEADER]);
-        shellWriteString(shell, shellGetCommandName(command));
-        shellWriteString(shell, "\r\n");
-        shellWriteString(shell, shellGetCommandDesc(command));
-        shellWriteString(shell, "\r\n");
-    }
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN)|SHELL_CMD_DISABLE_RETURN,
-help, shellHelp, show command info\r\nhelp [cmd]);
-
-/**
- * @brief shell 输入处理
- * 
- * @param shell shell对象
- * @param data 输入数据
- */
-void shellHandler(Shell *shell, char data)
-{
-    SHELL_ASSERT(data, return);
-
-#if SHELL_LOCK_TIMEOUT > 0
-    if (shell->info.user->data.user.password
-        && strlen(shell->info.user->data.user.password) != 0
-        && SHELL_GET_TICK())
-    {
-        if (SHELL_GET_TICK() - shell->info.activeTime > SHELL_LOCK_TIMEOUT)
-        {
-            shell->status.isChecked = 0;
-        }
-    }
-#endif
-
-    /* 根据记录的按键键值计算当前字节在按键键值中的偏移 */
-    char keyByteOffset = 24;
-    int keyFilter = 0x00000000;
-    if ((shell->parser.keyValue & 0x0000FF00) != 0x00000000)
-    {
-        keyByteOffset = 0;
-        keyFilter = 0xFFFFFF00;
-    }
-    else if ((shell->parser.keyValue & 0x00FF0000) != 0x00000000)
-    {
-        keyByteOffset = 8;
-        keyFilter = 0xFFFF0000;
-    }
-    else if ((shell->parser.keyValue & 0xFF000000) != 0x00000000)
-    {
-        keyByteOffset = 16;
-        keyFilter = 0xFF000000;
-    }
-
-    /* 遍历ShellCommand列表，尝试进行按键键值匹配 */
-    ShellCommand *base = (ShellCommand *)shell->commandList.base;
-    for (short i = 0; i < shell->commandList.count; i++)
-    {
-        /* 判断是否是按键定义并验证权限 */
-        if (base[i].attr.attrs.type == SHELL_TYPE_KEY
-            && shellCheckPermission(shell, &(base[i])) == 0)
-        {
-            /* 对输入的字节同按键键值进行匹配 */
-            if ((base[i].data.key.value & keyFilter) == shell->parser.keyValue
-                && (base[i].data.key.value & (0xFF << keyByteOffset))
-                    == (data << keyByteOffset))
-            {
-                shell->parser.keyValue |= data << keyByteOffset;
-                data = 0x00;
-                if (keyByteOffset == 0 
-                    || (base[i].data.key.value & (0xFF << (keyByteOffset - 8)))
-                        == 0x00000000)
-                {
-                    if (base[i].data.key.function)
-                    {
-                        base[i].data.key.function(shell);
-                    }
-                    shell->parser.keyValue = 0x00000000;
-                    break;
-                }
-            }
-        }
-    }
-
-    if (data != 0x00)
-    {
-        shellNormalInput(shell, data);
-    }
-
-    if (SHELL_GET_TICK())
-    {
-        shell->info.activeTime = SHELL_GET_TICK();
-    }
-}
-
-
-/**
- * @brief shell 任务
- * 
- * @param param 参数(shell对象)
- * 
- */
-void shellTask(void *param)
-{
-    Shell *shell = (Shell *)param;
-    char data;
-#if SHELL_TASK_WHILE == 1
-    while(1)
-    {
-#endif
-        if (shell->read && shell->read(&data) == 0)
-        {
-            shellHandler(shell, data);
-        }
-#if SHELL_TASK_WHILE == 1
-    }
-#endif
-}
-
-
-/**
- * @brief shell 输出用户列表(shell调用)
- */
-void shellUsers(void)
-{
-    Shell *shell = shellGetCurrent();
-    if (shell)
-    {
-        shellListUser(shell);
-    }
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
-users, shellUsers, list all user);
-
-
-/**
- * @brief shell 输出命令列表(shell调用)
- */
-void shellCmds(void)
-{
-    Shell *shell = shellGetCurrent();
-    if (shell)
-    {
-        shellListCommand(shell);
-    }
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
-cmds, shellCmds, list all cmd);
-
-
-/**
- * @brief shell 输出变量列表(shell调用)
- */
-void shellVars(void)
-{
-    Shell *shell = shellGetCurrent();
-    if (shell)
-    {
-        shellListVar(shell);
-    }
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
-vars, shellVars, list all var);
-
-
-/**
- * @brief shell 输出按键列表(shell调用)
- */
-void shellKeys(void)
-{
-    Shell *shell = shellGetCurrent();
-    if (shell)
-    {
-        shellListKey(shell);
-    }
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
-keys, shellKeys, list all key);
-
-
-/**
- * @brief shell 清空控制台(shell调用)
- */
-void shellClear(void)
-{
-    Shell *shell = shellGetCurrent();
-    if (shell)
-    {
-        shellWriteString(shell, shellText[SHELL_TEXT_CLEAR_CONSOLE]);
-    }
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_DISABLE_RETURN,
-clear, shellClear, clear console);
-
-
-#if SHELL_EXEC_UNDEF_FUNC == 1
-/**
- * @brief shell执行未定义函数
- * 
- * @param argc 参数个数
- * @param argv 参数
- * @return int 返回值
- */
-int shellExecute(int argc, char *argv[])
-{
-    Shell *shell = shellGetCurrent();
-    if (shell && argc >= 2)
-    {
-        int (*func)() = (int (*)())shellExtParsePara(shell, argv[1]);
-        shellPrint(shell, "%08x\r\n", func);
-        ShellCommand command = {
-            .attr.value = SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)
-                          |SHELL_CMD_DISABLE_RETURN,
-            .data.cmd.function = func,
-        };
-        return shellExtRun(shell, &command, argc - 1, &argv[1]);
-    }
-    else
-    {
-        shellPrint(shell, "%08x\r\n", shellClear);
-    }
-    return 0;
-}
-SHELL_EXPORT_CMD(
-SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN)|SHELL_CMD_DISABLE_RETURN,
-exec, shellExecute, execute function undefined);
-#endif
-
-
-/**
- * @brief 判断数字进制
- * 
- * @param string 参数字符串
- * @return NUM_Type 进制
- */
-static NUM_Type shellExtNumType(char *string)
-{
-    char *p = string;
-    NUM_Type type = NUM_TYPE_INT;
-
-    if ((*p == '0') && ((*(p + 1) == 'x') || (*(p + 1) == 'X')))
-    {
-        type = NUM_TYPE_HEX;
-    }
-    else if ((*p == '0') && ((*(p + 1) == 'b') || (*(p + 1) == 'B')))
-    {
-        type = NUM_TYPE_BIN;
-    }
-    else if (*p == '0')
-    {
-        type = NUM_TYPE_OCT;
-    }
-    
-    while (*p++)
-    {
-        if (*p == '.' && *(p + 1) != 0)
-        {
-            type = NUM_TYPE_FLOAT;
-            break;
-        }
-    }
-
-    return type;
-}
-
-
-/**
- * @brief 字符转数字
- * 
- * @param code 字符
- * @return char 数字
- */
-static char shellExtToNum(char code)
-{
-    if ((code >= '0') && (code <= '9'))
-    {
-        return code -'0';
-    }
-    else if ((code >= 'a') && (code <= 'f'))
-    {
-        return code - 'a' + 10;
-    }
-    else if ((code >= 'A') && (code <= 'F'))
-    {
-        return code - 'A' + 10;
-    }
-    else
-    {
-        return 0;
-    }
-}
-
-
-/**
- * @brief 解析字符参数
- * 
- * @param string 字符串参数
- * @return char 解析出的字符
- */
-static char shellExtParseChar(char *string)
-{
-    char *p = string + 1;
-    char value = 0;
-
-    if (*p == '\\')
-    {
-        switch (*(p + 1))
-        {
-        case 'b':
-            value = '\b';
-            break;
-        case 'r':
-            value = '\r';
-            break;
-        case 'n':
-            value = '\n';
-            break;
-        case 't':
-            value = '\t';
-            break;
-        case '0':
-            value = 0;
-            break;
-        default:
-            value = *(p + 1);
-            break;
-        }
-    }
-    else
-    {
-        value = *p;
-    }
-    return value;
-}
-
-
-/**
- * @brief 解析字符串参数
- * 
- * @param string 字符串参数
- * @return char* 解析出的字符串
- */
-static char* shellExtParseString(char *string)
-{
-    char *p = string;
-    unsigned short index = 0;
-
-    if (*string == '\"')
-    {
-        p = ++string;
-    }
-
-    while (*p)
-    {
-        if (*p == '\\')
-        {
-            *(string + index) = shellExtParseChar(p - 1);
-            p++;
-        }
-        else if (*p == '\"')
-        {
-            *(string + index) = 0;
-        }
-        else
-        {
-            *(string + index) = *p;
-        }
-        p++;
-        index ++;
-    }
-    *(string + index) = 0;
-    return string;
-}
-
-
-/**
- * @brief 解析数字参数
- * 
- * @param string 字符串参数
- * @return unsigned int 解析出的数字
- */
-static unsigned int shellExtParseNumber(char *string)
-{
-    NUM_Type type = NUM_TYPE_INT;
-    char radix = 10;
-    char *p = string;
-    char offset = 0;
-    signed char sign = 1;
-    unsigned int valueInt = 0;
-    float valueFloat = 0.0;
-    unsigned int devide = 0;
-
-    if (*string == '-')
-    {
-        sign = -1;
-    }
-
-    type = shellExtNumType(string + ((sign == -1) ? 1 : 0));
-
-    switch ((char)type)
-    {
-    case NUM_TYPE_HEX:
-        radix = 16;
-        offset = 2;
-        break;
-    
-    case NUM_TYPE_OCT:
-        radix = 8;
-        offset = 1;
-        break;
-
-    case NUM_TYPE_BIN:
-        radix = 2;
-        offset = 2;
-        break;
-    
-    default:
-        break;
-    }
-
-    p = string + offset + ((sign == -1) ? 1 : 0);
-
-    while (*p)
-    {
-        if (*p == '.')
-        {
-            devide = 1;
-            p++;
-            continue;
-        }
-        valueInt = valueInt * radix + shellExtToNum(*p);
-        devide *= 10;
-        p++;
-    }
-    if (type == NUM_TYPE_FLOAT && devide != 0)
-    {
-        valueFloat = (float)valueInt / devide * sign;
-        return (unsigned int)valueFloat;
-    }
-    else
-    {
-        return valueInt * sign;
-    }
-}
-
-
-/**
- * @brief 解析变量参数
- * 
- * @param shell shell对象
- * @param var 变量
- * @return unsigned int 变量值
- */
-static unsigned int shellExtParseVar(Shell *shell, char *var)
-{
-    ShellCommand *command = shellSeekCommand(shell,
-                                             var + 1,
-                                             shell->commandList.base,
-                                             0);
-    if (command)
-    {
-        return shellGetVarValue(shell, command);
-    }
-    else
-    {
-        return 0;
-    }
-}
-
-
-/**
- * @brief 解析参数
- * 
- * @param shell shell对象
- * @param string 参数
- * @return unsigned int 解析结果
- */
-unsigned int shellExtParsePara(Shell *shell, char *string)
-{
-    if (*string == '\'' && *(string + 1))
-    {
-        return (unsigned int)shellExtParseChar(string);
-    }
-    else if (*string == '-' || (*string >= '0' && *string <= '9'))
-    {
-        return (unsigned int)shellExtParseNumber(string);
-    }
-    else if (*string == '$' && *(string + 1))
-    {
-        return shellExtParseVar(shell, string);
-    }
-    else if (*string)
-    {
-        return (unsigned int)shellExtParseString(string);
-    }
-    return 0;
-}
-
-
-/**
- * @brief 执行命令
- * 
- * @param shell shell对象
- * @param command 命令
- * @param argc 参数个数
- * @param argv 参数
- * @return int 返回值
- */
-int shellExtRun(Shell *shell, ShellCommand *command, int argc, char *argv[])
-{
-    unsigned int params[8] = {0};
-    int paramNum = command->attr.attrs.paramNum > (argc - 1) ? 
-        command->attr.attrs.paramNum : (argc - 1);
-    for (int i = 0; i < argc - 1; i++)
-    {
-        params[i] = shellExtParsePara(shell, argv[i + 1]);
-    }
-    switch (paramNum)
-    {
-    case 0:
-        return command->data.cmd.function();
-        // break;
-    case 1:
-        return command->data.cmd.function(params[0]);
-        // break;
-    case 2:
-        return command->data.cmd.function(params[0], params[1]);
-        // break;
-    case 3:
-        return command->data.cmd.function(params[0], params[1],
-                                          params[2]);
-        // break;
-    case 4:
-        return command->data.cmd.function(params[0], params[1],
-                                          params[2], params[3]);
-        // break;
-    case 5:
-        return command->data.cmd.function(params[0], params[1],
-                                          params[2], params[3],
-                                          params[4]);
-        // break;
-    case 6:
-        return command->data.cmd.function(params[0], params[1],
-                                          params[2], params[3],
-                                          params[4], params[5]);
-        // break;
-    case 7:
-        return command->data.cmd.function(params[0], params[1],
-                                          params[2], params[3],
-                                          params[4], params[5],
-                                          params[6]);
-        // break;
-    default:
-        return -1;
-        // break;
-    }
-}
-
-
-
diff --git a/components/shell/drv_shell.h b/components/shell/drv_shell.h
deleted file mode 100644
index 1e7341ce..00000000
--- a/components/shell/drv_shell.h
+++ /dev/null
@@ -1,394 +0,0 @@
-/**
- * @file shell.h
- * @author Letter (NevermindZZT@gmail.com)
- * @brief letter shell
- * @version 3.0.0
- * @date 2019-12-30
- * 
- * @Copyright (c) 2020 Letter
- * 
- */
-
-#ifndef     __SHELL_H__
-#define     __SHELL_H__
-
-#include "shell_cfg.h"
-
-#define     SHELL_VERSION               "3.0.2"                 /**< 版本号 */
-
-
-/**
- * @brief shell 断言
- * 
- * @param expr 表达式
- * @param action 断言失败操作
- */
-#define     SHELL_ASSERT(expr, action) \
-            if (!(expr)) { \
-                action; \
-            }
-
-/**
- * @brief shell 命令权限
- * 
- * @param permission 权限级别
- */
-#define     SHELL_CMD_PERMISSION(permission) \
-            (permission & 0x000000FF)
-
-/**
- * @brief shell 命令类型
- * 
- * @param type 类型
- */
-#define     SHELL_CMD_TYPE(type) \
-            ((type & 0x0000000F) << 8)
-
-/**
- * @brief 使能命令在未校验密码的情况下使用
- */
-#define     SHELL_CMD_ENABLE_UNCHECKED \
-            (1 << 12)
-
-/**
- * @brief 禁用返回值打印
- */
-#define     SHELL_CMD_DISABLE_RETURN \
-            (1 << 13)
-
-/**
- * @brief 命令参数数量
- */
-#define     SHELL_CMD_PARAM_NUM(num) \
-            ((num & 0x0000000F)) << 16
-
-#ifndef SECTION
-    #if defined(__CC_ARM) || (defined(__ARMCC_VERSION) && __ARMCC_VERSION >= 6000000)
-        #define SECTION(x)                  __attribute__((section(x)))
-    #elif defined(__ICCARM__) || defined(__ICCRX__)
-        #define SECTION(x)                  @ x
-    #elif defined(__GNUC__)
-        #define SECTION(x)                  __attribute__((section(x)))
-    #else
-        #define SECTION(x)
-    #endif
-#endif
-
-/**
- * @brief shell float型参数转换
- */
-#define     SHELL_PARAM_FLOAT(x)            (*(float *)(&x))
-
-/**
- * @brief shell 代理函数名
- */
-#define     SHELL_AGENCY_FUNC_NAME(_func)   agency##_func
-
-/**
- * @brief shell代理函数定义
- * 
- * @param _func 被代理的函数
- * @param ... 代理参数
- */
-#define     SHELL_AGENCY_FUNC(_func, ...) \
-            void SHELL_AGENCY_FUNC_NAME(_func)(int p1, int p2, int p3, int p4, int p5, int p6, int p7) \
-            { _func(__VA_ARGS__); }
-
-#if SHELL_USING_CMD_EXPORT == 1
-
-    /**
-     * @brief shell 命令定义
-     * 
-     * @param _attr 命令属性
-     * @param _name 命令名
-     * @param _func 命令函数
-     * @param _desc 命令描述
-     */
-    #define SHELL_EXPORT_CMD(_attr, _name, _func, _desc) \
-            const char shellCmd##_name[] = #_name; \
-            const char shellDesc##_name[] = #_desc; \
-            const ShellCommand \
-            shellCommand##_name SECTION("shellCommand") =  \
-            { \
-                .attr.value = _attr, \
-                .data.cmd.name = shellCmd##_name, \
-                .data.cmd.function = (int (*)())_func, \
-                .data.cmd.desc = shellDesc##_name \
-            }
-
-    /**
-     * @brief shell 代理命令定义
-     * 
-     * @param _attr 命令属性
-     * @param _name 命令名
-     * @param _func 命令函数
-     * @param _desc 命令描述
-     * @param ... 代理参数
-     */
-    #define SHELL_EXPORT_CMD_AGENCY(_attr, _name, _func, _desc, ...) \
-            SHELL_AGENCY_FUNC(_func, ##__VA_ARGS__) \
-            SHELL_EXPORT_CMD(_attr, _name, SHELL_AGENCY_FUNC_NAME(_func), _desc)
-
-    /**
-     * @brief shell 变量定义
-     * 
-     * @param _attr 变量属性
-     * @param _name 变量名
-     * @param _value 变量值
-     * @param _desc 变量描述
-     */
-    #define SHELL_EXPORT_VAR(_attr, _name, _value, _desc) \
-            const char shellCmd##_name[] = #_name; \
-            const char shellDesc##_name[] = #_desc; \
-            const ShellCommand \
-            shellVar##_name SECTION("shellCommand") =  \
-            { \
-                .attr.value = _attr, \
-                .data.var.name = shellCmd##_name, \
-                .data.var.value = (void *)_value, \
-                .data.var.desc = shellDesc##_name \
-            }
-
-    /**
-     * @brief shell 用户定义
-     * 
-     * @param _attr 用户属性
-     * @param _name 用户名
-     * @param _password 用户密码
-     * @param _desc 用户描述
-     */
-    #define SHELL_EXPORT_USER(_attr, _name, _password, _desc) \
-            const char shellCmd##_name[] = #_name; \
-            const char shellPassword##_name[] = #_password; \
-            const char shellDesc##_name[] = #_desc; \
-            const ShellCommand \
-            shellUser##_name SECTION("shellCommand") =  \
-            { \
-                .attr.value = _attr|SHELL_CMD_TYPE(SHELL_TYPE_USER), \
-                .data.user.name = shellCmd##_name, \
-                .data.user.password = shellPassword##_name, \
-                .data.user.desc = shellDesc##_name \
-            }
-
-    /**
-     * @brief shell 按键定义
-     * 
-     * @param _attr 按键属性
-     * @param _value 按键键值
-     * @param _func 按键函数
-     * @param _desc 按键描述
-     */
-    #define SHELL_EXPORT_KEY(_attr, _value, _func, _desc) \
-            const char shellDesc##_value[] = #_desc; \
-            const ShellCommand \
-            shellKey##_value SECTION("shellCommand") =  \
-            { \
-                .attr.value = _attr|SHELL_CMD_TYPE(SHELL_TYPE_KEY), \
-                .data.key.value = _value, \
-                .data.key.function = (void (*)(Shell *))_func, \
-                .data.key.desc = shellDesc##_value \
-            }
-#else
-    /**
-     * @brief shell 命令item定义
-     * 
-     * @param _attr 命令属性
-     * @param _name 命令名
-     * @param _func 命令函数
-     * @param _desc 命令描述
-     */
-    #define SHELL_CMD_ITEM(_attr, _name, _func, _desc) \
-            { \
-                .attr.value = _attr, \
-                .data.cmd.name = #_name, \
-                .data.cmd.function = (int (*)())_func, \
-                .data.cmd.desc = #_desc \
-            }
-
-    /**
-     * @brief shell 变量item定义
-     * 
-     * @param _attr 变量属性
-     * @param _name 变量名
-     * @param _value 变量值
-     * @param _desc 变量描述
-     */
-    #define SHELL_VAR_ITEM(_attr, _name, _value, _desc) \
-            { \
-                .attr.value = _attr, \
-                .data.var.name = #_name, \
-                .data.var.value = (void *)_value, \
-                .data.var.desc = #_desc \
-            }
-
-    /**
-     * @brief shell 用户item定义
-     * 
-     * @param _attr 用户属性
-     * @param _name 用户名
-     * @param _password 用户密码
-     * @param _desc 用户描述
-     */
-    #define SHELL_USER_ITEM(_attr, _name, _password, _desc) \
-            { \
-                .attr.value = _attr|SHELL_CMD_TYPE(SHELL_TYPE_USER), \
-                .data.user.name = #_name, \
-                .data.user.password = #_password, \
-                .data.user.desc = #_desc \
-            }
-
-    /**
-     * @brief shell 按键item定义
-     * 
-     * @param _attr 按键属性
-     * @param _value 按键键值
-     * @param _func 按键函数
-     * @param _desc 按键描述
-     */
-    #define SHELL_KEY_ITEM(_attr, _value, _func, _desc) \
-            { \
-                .attr.value = _attr|SHELL_CMD_TYPE(SHELL_TYPE_KEY), \
-                .data.key.value = _value, \
-                .data.key.function = (void (*)(Shell *))_func, \
-                .data.key.desc = #_desc \
-            }
-
-    #define SHELL_EXPORT_CMD(_attr, _name, _func, _desc)
-    #define SHELL_EXPORT_VAR(_attr, _name, _value, _desc)
-    #define SHELL_EXPORT_USER(_attr, _name, _password, _desc)
-    #define SHELL_EXPORT_KEY(_attr, _value, _func, _desc)
-#endif /** SHELL_USING_CMD_EXPORT == 1 */
-
-/**
- * @brief shell command类型
- */
-typedef enum
-{
-    SHELL_TYPE_CMD_MAIN = 0,                                    /**< main形式命令 */
-    SHELL_TYPE_CMD_FUNC,                                        /**< C函数形式命令 */
-    SHELL_TYPE_VAR_INT,                                         /**< int型变量 */
-    SHELL_TYPE_VAR_SHORT,                                       /**< short型变量 */
-    SHELL_TYPE_VAR_CHAR,                                        /**< char型变量 */
-    SHELL_TYPE_VAR_POINT,                                       /**< 指针型变量 */
-    SHELL_TYPE_VAL,                                             /**< 常量 */
-    SHELL_TYPE_USER,                                            /**< 用户 */
-    SHELL_TYPE_KEY,                                             /**< 按键 */
-} ShellCommandType;
-
-
-/**
- * @brief Shell定义
- */
-typedef struct
-{
-    struct
-    {
-        const struct shell_command *user;                       /**< 当前用户 */
-        int activeTime;                                         /**< shell激活时间 */
-    } info;
-    struct
-    {
-        unsigned short length;                                  /**< 输入数据长度 */
-        unsigned short cursor;                                  /**< 当前光标位置 */
-        char *buffer;                                           /**< 输入缓冲 */
-        char *param[SHELL_PARAMETER_MAX_NUMBER];                /**< 参数 */
-        unsigned short bufferSize;                              /**< 输入缓冲大小 */
-        unsigned short paramCount;                              /**< 参数数量 */
-        int keyValue;                                           /**< 输入按键键值 */
-    } parser;
-    struct
-    {
-        char *item[SHELL_HISTORY_MAX_NUMBER];                   /**< 历史记录 */
-        unsigned short number;                                  /**< 历史记录数 */
-        unsigned short record;                                  /**< 当前记录位置 */
-        signed short offset;                                    /**< 当前历史记录偏移 */
-    } history;
-    struct
-    {
-        void *base;                                             /**< 命令表基址 */
-        unsigned short count;                                   /**< 命令数量 */
-    } commandList;
-    struct
-    {
-        unsigned char isChecked : 1;                            /**< 密码校验通过 */
-        unsigned char isActive : 1;                             /**< 当前活动Shell */
-        unsigned char tabFlag : 1;                              /**< tab标志 */
-    } status;
-    signed char (*read)(char *);                                /**< shell读函数 */
-    void (*write)(const char);                                  /**< shell写函数 */
-    int (*getcwd)(char *path, unsigned int len);
-} Shell;
-
-
-/**
- * @brief shell command定义
- */
-typedef struct shell_command
-{
-    union
-    {
-        struct
-        {
-            unsigned char permission : 8;                       /**< command权限 */
-            ShellCommandType type : 4;                          /**< command类型 */
-            unsigned char enableUnchecked : 1;                  /**< 在未校验密码的情况下可用 */
-            unsigned char disableReturn : 1;                    /**< 禁用返回值输出 */
-            unsigned char reserve : 2;                          /**< 保留 */
-            unsigned char paramNum : 4;                         /**< 参数数量 */
-        } attrs;
-        int value;
-    } attr;                                                     /**< 属性 */
-    union
-    {
-        struct
-        {
-            const char *name;                                   /**< 命令名 */
-            int (*function)();                                  /**< 命令执行函数 */
-            const char *desc;                                   /**< 命令描述 */
-        } cmd;                                                  /**< 命令定义 */
-        struct
-        {
-            const char *name;                                   /**< 变量名 */
-            void *value;                                        /**< 变量值 */
-            const char *desc;                                   /**< 变量描述 */
-        } var;                                                  /**< 变量定义 */
-        struct
-        {
-            const char *name;                                   /**< 用户名 */
-            const char *password;                               /**< 用户密码 */
-            const char *desc;                                   /**< 用户描述 */
-        } user;                                                 /**< 用户定义 */
-        struct
-        {
-            int value;                                          /**< 按键键值 */
-            void (*function)(Shell *);                          /**< 按键执行函数 */
-            const char *desc;                                   /**< 按键描述 */
-        } key;                                                  /**< 按键定义 */
-    } data; 
-} ShellCommand;
-
-
-void shellInit(Shell *shell, char *buffer, unsigned short size);
-void shellPrint(Shell *shell, char *fmt, ...);
-Shell* shellGetCurrent(void);
-void shellHandler(Shell *shell, char data);
-void shellTask(void *param);
-
-/**
- * @brief 数字类型
- * 
- */
-typedef enum
-{
-    NUM_TYPE_INT,                                           /**< 十进制整型 */
-    NUM_TYPE_BIN,                                           /**< 二进制整型 */
-    NUM_TYPE_OCT,                                           /**< 八进制整型 */
-    NUM_TYPE_HEX,                                           /**< 十六进制整型 */
-    NUM_TYPE_FLOAT                                          /**< 浮点型 */
-} NUM_Type;
-
-unsigned int shellExtParsePara(Shell *shell, char *string);
-int shellExtRun(Shell *shell, ShellCommand *command, int argc, char *argv[]);
-
-#endif
-
diff --git a/components/shell/shell_cfg.h b/components/shell/shell_cfg.h
deleted file mode 100644
index 55b516db..00000000
--- a/components/shell/shell_cfg.h
+++ /dev/null
@@ -1,145 +0,0 @@
-/**
- * @file shell_cfg.h
- * @author Letter (nevermindzzt@gmail.com)
- * @brief shell config
- * @version 3.0.0
- * @date 2019-12-31
- * 
- * @copyright (c) 2019 Letter
- * 
- */
-
-#ifndef __SHELL_CFG_H__
-#define __SHELL_CFG_H__
-
-
-/**
- * @brief 是否使用默认shell任务while循环，使能宏`SHELL_USING_TASK`后此宏有意义
- *        使能此宏，则`shellTask()`函数会一直循环读取输入，一般使用操作系统建立shell
- *        任务时使能此宏，关闭此宏的情况下，一般适用于无操作系统，在主循环中调用`shellTask()`
- */
-#define     SHELL_TASK_WHILE            0
-
-/**
- * @brief 是否使用命令导出方式
- *        使能此宏后，可以使用`SHELL_EXPORT_CMD()`等导出命令
- *        定义shell命令，关闭此宏的情况下，需要使用命令表的方式
- */
-#define     SHELL_USING_CMD_EXPORT      1
-
-/**
- * @brief 是否在输出命令列表中列出用户
- */
-#define     SHELL_HELP_LIST_USER        0
-
-/**
- * @brief 是否在输出命令列表中列出变量
- */
-#define     SHELL_HELP_LIST_VAR         0
-
-/**
- * @brief 是否在输出命令列表中列出按键
- */
-#define     SHELL_HELP_LIST_KEY         0
-
-/**
- * @brief 是否在输出命令列表中展示命令权限
- */
-#define     SHELL_HELP_SHOW_PERMISSION  0
-
-/**
- * @brief 使用LF作为命令行回车触发
- *        可以和SHELL_ENTER_CR同时开启
- */
-#define     SHELL_ENTER_LF              1
-
-/**
- * @brief 使用CR作为命令行回车触发
- *        可以和SHELL_ENTER_LF同时开启
- */
-#define     SHELL_ENTER_CR              1
-
-/**
- * @brief 使用CRLF作为命令行回车触发
- *        不可以和SHELL_ENTER_LF或SHELL_ENTER_CR同时开启
- */
-#define     SHELL_ENTER_CRLF            0
-
-/**
- * @brief 使用执行未导出函数的功能
- *        启用后，可以通过`exec [addr] [args]`直接执行对应地址的函数
- * @attention 如果地址错误，可能会直接引起程序崩溃
- */
-#define     SHELL_EXEC_UNDEF_FUNC       0
-
-/**
- * @brief shell命令参数最大数量
- *        包含命令名在内，超过8个参数并且使用了参数自动转换的情况下，需要修改源码
- */
-#define     SHELL_PARAMETER_MAX_NUMBER  8
-
-/**
- * @brief 历史命令记录数量
- */
-#define     SHELL_HISTORY_MAX_NUMBER    5
-
-/**
- * @brief 双击间隔(ms)
- *        使能宏`SHELL_LONG_HELP`后此宏生效，定义双击tab补全help的时间间隔
- */
-#define     SHELL_DOUBLE_CLICK_TIME     200
-
-/**
- * @brief 管理的最大shell数量
- */
-#define     SHELL_MAX_NUMBER            5
-
-/**
- * @brief shell格式化输出的缓冲大小
- *        为0时不使用shell格式化输出
- */
-#define     SHELL_PRINT_BUFFER          128
-
-/**
- * @brief 获取系统时间(ms)
- *        定义此宏为获取系统Tick，如`HAL_GetTick()`
- * @note 此宏不定义时无法使用双击tab补全命令help，无法使用shell超时锁定
- */
-#define     SHELL_GET_TICK()            0
-
-/**
- * @brief 是否显示shell信息
- */
-#define     SHELL_SHOW_INFO             0
-
-/**
- * @brief 是否在登录后清除命令行
- */
-#define     SHELL_CLS_WHEN_LOGIN        0
-
-/**
- * @brief shell默认用户
- */
-#define     SHELL_DEFAULT_USER          "bouffalolab"
-
-/**
- * @brief shell默认用户密码
- *        若默认用户不需要密码，设为""
- */
-#define     SHELL_DEFAULT_USER_PASSWORD ""
-
-/**
- * @brief shell自动锁定超时
- *        使能`SHELL_USING_AUTH`的情况下生效，超时后会自动重新锁定shell
- *        设置为0时关闭自动锁定功能，时间单位为`SHELL_GET_TICK()`单位
- * @note 使用超时锁定必须保证`SHELL_GET_TICK()`有效
- */
-#define     SHELL_LOCK_TIMEOUT          0 * 60 * 1000
-
-
-/**
- * @brief shell是否在命令提示符输出路径,需要引用文件系统
- */
-#define     SHELL_FS          0
-
-#endif