DSP课程设计(19)

{

this.serialPort1.PortName = boBox1.SelectedItem.ToString(); }

private void comboBox2_SelectedIndexChanged(object sender, EventArgs e) {

this.serialPort1.BaudRate = Convert.ToInt32(boBox2.SelectedItem); }

private void comboBox3_SelectedIndexChanged(object sender, EventArgs e) {

switch (boBox3.SelectedItem.ToString()) {

case "None":

this.serialPort1.Parity = Parity.None; break; case "Even":

this.serialPort1.Parity = Parity.Even; break; case "Odd":

this.serialPort1.Parity = Parity.Odd; break;

default: this.serialPort1.Parity = Parity.None; break; } }

private void comboBox4_SelectedIndexChanged(object sender, EventArgs e) {

this.serialPort1.DataBits = Convert.ToInt16(boBox4.SelectedItem); }

private void comboBox5_SelectedIndexChanged(object sender, EventArgs e) {

switch (Convert.ToInt16(boBox5.SelectedItem)) {

case 1:

this.serialPort1.StopBits = StopBits.One; break; case 2:

this.serialPort1.StopBits = StopBits.Two; break; default:

this.serialPort1.StopBits = StopBits.One; break; } }

private void Form1_Load(object sender, EventArgs e) {

#region ------以下各赋值语句都会触发相应的SelectedIndexChanged事件，同时会对串口进行初始化设------

boBox1.SelectedItem = boBox1.Items[3]; //"COM4";

boBox2.SelectedItem = boBox2.Items[3]; //9600; boBox3.SelectedItem = boBox3.Items[0]; //8; boBox4.SelectedItem = boBox4.Items[0];//Parity.None;

boBox5.SelectedItem =boBox5.Items[0];///StopBits.One

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