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   源码介绍

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一个很好而小巧的串口调试助手，支持常用的300-115200bps波特率，能设置校验、数据位和停止位，能以ASCII码或十六进制接收或发送任何数据或字符（包括中文），可以任意设定自动发送周期,并能将接收数据保存成文本文件，能发送任意大小的文本文件。

private void SendHex_TextBox_Leave(object sender, EventArgs e)
        {
            int temp = 0;
            string str = "";
            SendHex_TextBox.Text = " ";
            for (int i = 0; i < SendHex_TextBox.Text.Length; i )
            {
                if (SendHex_TextBox.Text[i] == ' ')
                {
                    if (temp == 1)//单个字符
                    {
                        temp = 0;
                        str = "0" SendHex_TextBox.Text.Substring(i - 1, 1) " ";
                    }
                }
                else
                {
                    temp ;
                    if (temp == 2)
                    {
                        temp = 0;
                        str = SendHex_TextBox.Text.Substring(i - 1, 2) " ";
                    }
                }
            }
            SendHex_TextBox.Text = str;
            string error = "";
            for (int i = 0; i < SendHex_TextBox.Text.Length; i = 3)
            {
                try
                {
                    byte b = Convert.ToByte(SendHex_TextBox.Text.Substring(i, 2), 16);
                }
                catch
                {
                    error = (i / 3 1) ",";
                }
            }
            this.MainMessage.Text = "发送数据框第" error.Substring(0, error.Length - 1) "个数据错误!";
        }