private void toolBtOpenCom_Click(object sender, EventArgs e) { if (toolCmbPort.Items.Count <= 0) { MessageBox.Show("未发现可用串口,请检查硬件设备"); return; } if (comDev.IsOpen == false) { comDev.PortName = toolCmbPort.ComboBox.SelectedValue.ToString(); comDev.BaudRate = int.Parse(toolCmbBaudrate.Text); comDev.DataBits = 8; comDev.StopBits = StopBits.One; comDev.Parity = Parity.None; try { comDev.Open(); toolBtOpenCom.Text = "Close"; toolBtOpenCom.Image = Properties.Resources.BMP_GREEN; timPeridic.Start(); } catch (Exception ex) { MessageBox.Show(ex.Message, "打开失败", MessageBoxButtons.OK, MessageBoxIcon.Error); return; } byte[] cmd1 = bglib.BLECommandSMSetBondableMode(1); bglib.SendCommand(comDev, cmd1); byte[] cmd2 = bglib.BLECommandSMSetParameters(1, 7, 2);//Keyboard Only bglib.SendCommand(comDev, cmd2); byte[] cmd3 = bglib.BLECommandSMWhitelistBonds(); bglib.SendCommand(comDev, cmd3); } else { try { comDev.Close(); toolBtOpenCom.Text = "Open"; toolBtOpenCom.Image = Properties.Resources.BMP_GRAY; timPeridic.Stop(); } catch (Exception ex) { MessageBox.Show(ex.Message, "关闭失败", MessageBoxButtons.OK, MessageBoxIcon.Error); return; } } SetEnableByComSts(comDev.IsOpen); }