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 + " "); } } }