伺服使能设计

private void skinButton1_Click_4(object sender, EventArgs e)
        {
            if (sevon)
            {
                open_SF.BaseColor = Color.Green;
                if (wether_link == 0)
                {
                    MessageBox.Show("请先打开设备!");
                    return;
                }
                  for (int i = 0; i < axis_all.Length; i = i + 1)
                  {
                    LTSMC.smc_write_sevon_pin(CardNum, axis_all[i], 0);//打开伺服使能                
                  }
                  SF = 1;
             
            }
            else
            {
                open_SF.BaseColor = Color.Transparent;
                if (wether_link == 0)
                {
                    MessageBox.Show("请先打开设备!");
                    return;
                }
                for (int i = 0; i < axis_all.Length; i = i + 1)
                {
                    LTSMC.smc_write_sevon_pin(CardNum, axis_all[i], 1);//关闭伺服使能  
                }
                SF = 0;
            }
            sevon = !sevon;
        }