private void button4_Click(object sender, EventArgs e)
{
if (!mt.isOpen())
{
println("串口未打开");
return;
}
string cardId = String.Empty;
try
{
string card = mt.write(MessageDefine.readCard, 9, 500);
cardId = card.Substring(8, 12);
println("卡片内码：" + cardId);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
println("读卡失败");
return;
}
try
{
string isPasswordRight = mt.write(MessageDefine.loadPassword(comboBox2.Text), 6, 500);
if (!isPasswordRight.Substring(9, 2).Equals("59"))
{
println("验证密码失败：" + isPasswordRight);
return;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
println("加载密码失败");
return;
}
if (checkBox1.Checked)
{
updatePassword(checkBox1.Text, comboBox2.Text, comboBox3.Text, cardId);
}
if (checkBox2.Checked)
{
updatePassword(checkBox2.Text, comboBox2.Text, comboBox3.Text, cardId);
}
if (checkBox3.Checked)
{
updatePassword(checkBox3.Text, comboBox2.Text, comboBox3.Text, cardId);
}
if (checkBox4.Checked)
{
updatePassword(checkBox4.Text, comboBox2.Text, comboBox3.Text, cardId);
}
}
private void updatePassword(string block, string oldPassword, string newPassword, string cardId)
{
try
{
string card = mt.write(MessageDefine.modifyPassword(block, oldPassword, newPassword), 9, 500);
if (card.Substring(8, 12).Equals(cardId))
{
println("修改扇区" + block + "密码成功");
return;
}
println("修改扇区" + block + "密码失败：" + card);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
println("修改扇区" + block + "密码失败");
}
}
