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+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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diff --git a/Cargo.toml b/Cargo.toml
index 8c38025..eaafa18 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,12 @@
 [package]
 name = "modbus_agent"
 version = "0.1.0"
+edition = "2021"
 
 [dependencies]
+tokio = { version = "1.45.1", features = ["full"] }
+tokio-modbus = "0.16.1"
+tokio-serial = "5.4.1"
+bytes = "1.0"
+futures = "0.3.31"
+tokio-util = "0.7.15"
\ No newline at end of file
diff --git a/readme.txt b/readme.txt
new file mode 100644
index 0000000..34757f1
--- /dev/null
+++ b/readme.txt
@@ -0,0 +1,48 @@
+use tokio_serial::{SerialPortBuilderExt, SerialStream};
+use tokio_modbus::{
+    client::rtu,
+    slave::Slave,
+    prelude::*,
+};
+use futures::future::try_join;
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    // 1. 配置串口参数 (Windows使用 "COM3")
+    let port_name = "/dev/ttyUSB0";
+    let builder = tokio_serial::new(port_name, 9600)
+        .data_bits(tokio_serial::DataBits::Eight)
+        .stop_bits(tokio_serial::StopBits::One)
+        .parity(tokio_serial::Parity::None)
+        .timeout(std::time::Duration::from_millis(1000));
+
+    // 2. 建立串口连接
+    let port = builder.open_native_async()?;
+
+    // 3. 创建Modbus RTU客户端 (0.16.1新API)
+    let slave_id = Slave(0x01); // 从站地址
+    let mut ctx = rtu::attach_slave(port, slave_id);
+
+    // 4. 并发执行读写操作
+    // let (read_result, write_result) = try_join(
+    //     read_holding_registers(&mut ctx),
+    //     write_single_register(&mut ctx)
+    // ).await?;
+    //
+    // println!("读取结果: {:?}", read_result);
+    // println!("写入结果: {:?}", write_result);
+
+    Ok(())
+}
+
+// 读取保持寄存器 (功能码0x03)
+async fn read_holding_registers(ctx: &mut impl Reader) -> Result<Vec<u16>, Box<dyn std::error::Error>> {
+    let response = ctx.read_holding_registers(0x00, 5).await?;
+    Ok(response.unwrap())
+}
+
+// 写入单个寄存器 (功能码0x06)
+async fn write_single_register(ctx: &mut impl Writer ) -> Result<(), Box<dyn std::error::Error>> {
+    ctx.write_single_register(0x01, 1234).await?;
+    Ok(())
+}
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..7c5a77e 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,48 @@
-fn main() {
-    println!("Hello, world!");
+use tokio::net::{UnixListener, UnixStream};
+use tokio_util::codec::{Framed, LinesCodec};
+use futures::SinkExt;
+use tokio::io::AsyncReadExt;
+
+const SOCKET_PATH: &str = "/tmp/rust_domain_socket.sock";
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    // 绑定Unix Domain Socket
+    let listener = UnixListener::bind(SOCKET_PATH)?;
+    println!("Server listening on {}", SOCKET_PATH);
+
+    loop {
+        // 接受新连接
+        let (stream, _addr) = listener.accept().await?;
+        println!("New client connected");
+
+        // 为每个连接创建异步任务
+        tokio::spawn(async move {
+            handle_client(stream).await.unwrap_or_else(|e| {
+                eprintln!("Client error: {}", e);
+            });
+        });
+    }
+
 }
+
+async fn handle_client(mut stream: UnixStream) -> Result<(), Box<dyn std::error::Error>> {
+
+    // 使用行编解码器
+    let mut framed = Framed::new(stream, LinesCodec::new());
+
+    // 发送欢迎消息
+    framed.send("Welcome to Rust Domain Socket Server").await?;
+
+    // 处理客户端消息
+    while let Some(message) = framed.next().await {
+        match message {
+            Ok(msg) => {
+                println!("Received: {}", msg);
+                framed.send(format!("Echo: {}", msg)).await?;
+            }
+            Err(e) => return Err(e.into()),
+        }
+    }
+
+    Ok(())
+}
\ No newline at end of file