实例介绍
【实例简介】
通过窗口控制引脚的高低电平,并可以读取引脚的高低电平
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace API_TEST
{
public unsafe partial class GPIO_Test : Form
{
[DllImport("HDI_API.dll")]
public static extern bool API_GPIO_Output(int ch, int level);
[DllImport("HDI_API.dll")]
public static extern bool API_GPIO_Input(int ch, int* pLevel);
public int *pLevel;
public int ch;
public int level;
public GPIO_Test()
{
InitializeComponent();
}
private void button_out1_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(0, 1);
button_out1_0.Enabled=true;
button_out1_1.Enabled=false;
}
private void button_out2_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(1, 1);
button_out2_0.Enabled = true;
button_out2_1.Enabled = false;
}
private void button_out3_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(2, 1);
button_out3_0.Enabled = true;
button_out3_1.Enabled = false;
}
private void button_out4_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(3, 1);
button_out4_0.Enabled = true;
button_out4_1.Enabled = false;
}
private void button_out5_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(4, 1);
button_out5_0.Enabled = true;
button_out5_1.Enabled = false;
}
private void button_out6_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(5, 1);
button_out6_0.Enabled = true;
button_out6_1.Enabled = false;
}
private void button_out7_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(6, 1);
button_out7_0.Enabled = true;
button_out7_1.Enabled = false;
}
private void button_out8_1_Click(object sender, EventArgs e)
{
API_GPIO_Output(7, 1);
button_out8_0.Enabled = true;
button_out8_1.Enabled = false;
}
private void button_out1_0_Click_1(object sender, EventArgs e)
{
API_GPIO_Output(0, 0);
button_out1_1.Enabled = true;
button_out1_0.Enabled = false;
}
private void button_out2_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(1, 0);
button_out2_1.Enabled = true;
button_out2_0.Enabled = false;
}
private void button_out3_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(2, 0);
button_out3_1.Enabled = true;
button_out3_0.Enabled = false;
}
private void button_out4_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(3, 0);
button_out4_1.Enabled = true;
button_out4_0.Enabled = false;
}
private void button_out5_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(4, 0);
button_out5_1.Enabled = true;
button_out5_0.Enabled = false;
}
private void button_out6_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(5, 0);
button_out6_1.Enabled = true;
button_out6_0.Enabled = false;
}
private void button_out7_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(6, 0);
button_out7_1.Enabled = true;
button_out7_0.Enabled = false;
}
private void button_out8_0_Click(object sender, EventArgs e)
{
API_GPIO_Output(7, 0);
button_out8_1.Enabled = true;
button_out8_0.Enabled = false;
}
private void button_input1_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(0, pLevel);
textBoxinput1.Text = Convert.ToString(i);
}
private void button_input2_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(1,pLevel);
textBoxinput2.Text = Convert.ToString(i);
}
private void button_input3_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(2, pLevel);
textBoxinput3.Text = Convert.ToString(i);
}
private void button_input4_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(3, pLevel);
textBoxinput4.Text = Convert.ToString(i);
}
private void button_input5_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(4,pLevel);
textBoxinput5.Text = Convert.ToString(i);
}
private void button_input6_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(5, pLevel);
textBoxinput6.Text = Convert.ToString(i);
}
private void button_input7_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(6, pLevel);
textBoxinput7.Text = Convert.ToString(i);
}
private void button_input8_Click(object sender, EventArgs e)
{
int i;
pLevel = &i;
API_GPIO_Input(7, pLevel);
textBoxinput8.Text = Convert.ToString(i);
}
private void GPIO_Test_Load(object sender, EventArgs e)
{
this.button_out1_1.Focus();
}
}
}
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