public void rd_para() //duqu 参数号内的值，已测试
{
short number = Convert.ToInt16(txt_para.Text);
short ret = Fanuc.cnc_rdparam(Fanuc.h, number, Fanuc.ALL_AXES, 4 + 4 * Fanuc.MAX_AXIS, psd_1);
if (ret == Fanuc.EW_OK)
{
listBox1.Items.Add(psd_1.cdata.ToString());
listBox1.Items.Add(psd_1.type.ToString());
listBox1.Items.Add(psd_1.datano.ToString());
MessageBox.Show("读取参数成功");
}
else
{
if (ret == 3)
{
MessageBox.Show("机器中的参数可能未设置或没有，请从填");
}
else
{
MessageBox.Show(ret + " ");
}
}
}