Programacion

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace Control_de_salidas_UART_01
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

byte[] buffer = { 0 };
        byte valor = 0;

private void Form1_Load(object sender, EventArgs e)
        {
            serialPort1.Open();
            serialPort1.Write(buffer, 0, 1);
        }

private void button1_Click(object sender, EventArgs e)
        {
            if (button1.BackColor == Color.SteelBlue)
            {
                valor += 1;
                button1.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 1;
                button1.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button2_Click(object sender, EventArgs e)
        {
            if (button2.BackColor == Color.SteelBlue)
            {
                valor += 2;
                button2.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 2;
                button2.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button3_Click(object sender, EventArgs e)
        {
            if (button3.BackColor == Color.SteelBlue)
            {
                valor += 4;
                button3.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 4;
                button3.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button4_Click(object sender, EventArgs e)
        {
            if (button4.BackColor == Color.SteelBlue)
            {
                valor += 8;
                button4.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 8;
                button4.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button5_Click(object sender, EventArgs e)
        {
            if (button5.BackColor == Color.SteelBlue)
            {
                valor += 16;
                button5.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 16;
                button5.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button6_Click(object sender, EventArgs e)
        {
            if (button6.BackColor == Color.SteelBlue)
            {
                valor += 32;
                button6.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 32;
                button6.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button7_Click(object sender, EventArgs e)
        {
            if (button7.BackColor == Color.SteelBlue)
            {
                valor += 64;
                button7.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 64;
                button7.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void button8_Click(object sender, EventArgs e)
        {
            if (button8.BackColor == Color.SteelBlue)
            {
                valor += 128;
                button8.BackColor = Color.Crimson;
            }
            else
            {
                valor -= 128;
                button8.BackColor = Color.SteelBlue;
            }
            buffer[0] = valor;
            serialPort1.Write(buffer, 0, 1);
        }

private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            buffer[0] = 0;
            serialPort1.Write(buffer, 0, 1);
            serialPort1.Close();
        }
    }
}

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