feat:add slave

src-tauri/src/serial_core/error.rs

@@ -35,6 +35,7 @@ pub enum CodecError {
     InvalidHeader,
     InvalidTail,
     InvalidLength,
+    InvalidFrameType,
     PayloadTooLarge,
 }
 
@@ -44,6 +45,7 @@ impl fmt::Display for CodecError {
             CodecError::InvalidHeader => write!(f, "Invalid Header"),
             CodecError::InvalidTail => write!(f, "Invalid Tail"),
             CodecError::InvalidLength => write!(f, "Invalid Length"),
+            CodecError::InvalidFrameType => write!(f, "Invalid Frame Type"),
             CodecError::PayloadTooLarge => write!(f, "Payload too large"),
         }
     }