System.IO.BinaryReader.ReadSByte C# (CSharp) Method

        public virtual sbyte ReadSByte()
        {
            FillBuffer(1);
            return (sbyte)(_buffer[0]);
        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            //byte[] buffer = new Buffer[512];

            using (FileStream fs = File.Open(@"Z:\20121204.SVD", FileMode.Open, FileAccess.Read))
            {
                using (BinaryReader br = new BinaryReader(fs))
                {
                    FileHead fh = new FileHead();

                    fh.Name = br.ReadSByte().ToChar().ToString() + br.ReadSByte().ToChar().ToString() + br.ReadSByte().ToChar().ToString();
                    fh.Ver = br.ReadSByte().ToString();
                    fh.Size = br.ReadInt16().ToString();

                    byte[] temp = new byte[8];
                    br.Read(temp, 0, 8);

                    //fh.MachineSN = br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString();
                    fh.MachineSN = temp.ToHexString();
                    fh.BootVer = br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString();
                    fh.SoftVer = br.ReadSByte().ToString() + br.ReadSByte().ToString() + br.ReadSByte().ToString();
                    fh.SumRecord = br.ReadInt32().ToString();
                    fh.UploadRecord = br.ReadInt32().ToString();
                    fh.NextUploadFPtr = br.ReadInt32().ToString();

                    Response.Write(fh.ToString());
                }
            }
        }