diff --git a/App/LetterShell.c b/App/LetterShell.c
new file mode 100755
index 0000000..4065eb6
--- /dev/null
+++ b/App/LetterShell.c
@@ -0,0 +1,98 @@
+#include "LetterShell.h"
+#include "shell.h"
+/* 板级BSP头文件 */
+#include "Bsp.h"
+
+#define WR_BUFFER_SIZE    512
+
+/* 1. 创建shell对象，开辟shell缓冲区 */
+Shell Host; //Shell实例化
+char HostBuffer[WR_BUFFER_SIZE]; //读写缓冲区
+const COM_MAP_T *HostCom = TTY_COM;
+/**
+ * @brief  Shell写函数
+ * @param  ComId 串口号，ch 数据
+ * @retval void
+ * @note   void
+ * @example void
+ */
+signed short ShellWrite(char *ch, unsigned short Len) {
+    ComSendStr(HostCom, (uint8_t *) ch, Len);
+    return Len;
+}
+
+/**
+ * @brief  Shell读函数 - 中断回调实现
+ * @param  Vector 中断向量号
+ * @retval void
+ * @note   void
+ * @example void
+ */
+void LetterShellIrqFunc(void *Param) {
+    uint8_t ch = 0x00;
+    ch = ComReceiveChar(Param);
+    shellHandler(&Host, ch);
+}
+
+
+/**
+ * @brief  初始化Shell
+ * @note void
+ * @param  ComX 串口号，baud 波特率
+ * @retval void
+ */
+void LetterShellInit(const COM_MAP_T *ComX, uint32_t Baud) {
+    //初始化串口
+    ComStdConfig(ComX, Baud);
+    //设置串口回调函数
+    IrqRegister(ComX->Periph.Irqn, LetterShellIrqFunc);
+    //设置中断等级
+    IrqEnable(ComX->Periph.Irqn, 1, 1);
+    //注册写函数
+    Host.write = ShellWrite;
+    //初始化LetterShell
+    shellInit(&Host, HostBuffer, WR_BUFFER_SIZE);
+}
+
+// /**
+//  * @brief  打印版本号
+//  * @param  void
+//  * @retval void
+//  * @note   void
+//  * @example void
+//  */
+// void version(void)
+// {
+//     printf("%s,%s\r\n",HARDWARE_VERSION,SOFTWARE_VERSION);
+// }
+//
+// /**
+//  * @brief  重启单片机
+//  * @param  void
+//  * @retval void
+//  * @note   void
+//  * @example void
+//  */
+// void reboot(void)
+// {
+//     SystemReboot();
+// }
+//
+// /**
+//  * @brief  串口测试程序
+//  * @param  void
+//  * @retval void
+//  * @note   void
+//  * @example void
+//  */
+//
+// void comTest(uint8_t ComId)
+// {
+// }
+//
+// //打印版本号
+// SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC), version, version, version);
+// //软重启单片机
+// SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC), reboot, reboot, reboot);
+// //串口测试
+// SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC), comTest, comTest, comTest);
diff --git a/App/LetterShell.h b/App/LetterShell.h
new file mode 100755
index 0000000..3319cc9
--- /dev/null
+++ b/App/LetterShell.h
@@ -0,0 +1,8 @@
+#ifndef __LETTER_SHELL_H__
+#define __LETTER_SHELL_H__
+
+#include "Bsp.h"
+
+void LetterShellInit(const COM_MAP_T *ComX, uint32_t Baud);
+
+#endif
diff --git a/App/main.c b/App/main.c
new file mode 100755
index 0000000..81491c2
--- /dev/null
+++ b/App/main.c
@@ -0,0 +1,21 @@
+//
+// Created by anonymous on 2026/5/24.
+//
+/* C标准库头文件 */
+#include <stdio.h>
+#include <stdint.h>
+/* BSP文件 */
+#include "main.h"
+#include "Bsp.h"
+
+int main(void) {
+
+    BspInit();
+
+    while (1) {
+        LedToggle(LED0);
+        DelayMs(100);
+    }
+
+    return 0;
+}
\ No newline at end of file
diff --git a/App/main.h b/App/main.h
new file mode 100755
index 0000000..83626a2
--- /dev/null
+++ b/App/main.h
@@ -0,0 +1,8 @@
+//
+// Created by anonymous on 2026/5/24.
+//
+
+#ifndef MAIN_H
+#define MAIN_H
+
+#endif //MAIN_H
diff --git a/Board/Board.h b/Board/Board.h
new file mode 100755
index 0000000..ddf41d2
--- /dev/null
+++ b/Board/Board.h
@@ -0,0 +1,39 @@
+//
+// Created by anonymous on 2026/5/28.
+//
+
+#ifndef _BOARD_H
+#define _BOARD_H
+
+/* Voilet Bsp */
+#include "VoiletPort.h"
+
+/* Chip Library Enable */
+
+/* Extra Library Enable */
+#define TTY_COM COM1
+#define TTY_BAUD 115200
+
+#define LED_NUM 2       //LED灯数量
+enum {
+    LED0 = 0,
+    LED1
+};
+
+#define DI_NUM  0       //数字信号输入通道数量
+// enum {
+//
+// };
+
+#define DO_NUM  0       //数字信号输出通道数量
+// enum {
+//
+// };
+
+#define RS485_1 COM1
+// #define RS485_2
+// #define RS485_3
+// #define RS485_4
+// #define RS485_5
+
+#endif //_BOARD_H
diff --git a/VoiletBspStm32F10x b/VoiletBspStm32F10x
index 2494094..b3bfcb4 160000
--- a/VoiletBspStm32F10x
+++ b/VoiletBspStm32F10x
@@ -1 +1 @@
-Subproject commit 249409457fcd556b5fbcecffa6330ab7a495d32b
+Subproject commit b3bfcb42f5e605a4f102e009d2ba8bbfe9110d95