private void btnGo_Click(object sender, EventArgs e)
{
// start the scan/connect process now
Byte[] cmd;
// set scan parameters
cmd = bglib.BLECommandGAPSetScanParameters(0xC8, 0xC8, 1); // 125ms interval, 125ms window, active scanning
// PRINT_DEBUG: display bytes read
ThreadSafeDelegate(delegate { txtLog.AppendText(String.Format("=> TX ({0}) [ {1}]", cmd.Length, ByteArrayToHexString(cmd)) + Environment.NewLine); });
bglib.SendCommand(serialAPI, cmd);
//while (bglib.IsBusy()) ;
// begin scanning for BLE peripherals
cmd = bglib.BLECommandGAPDiscover(1); // generic discovery mode
// PRINT_DEBUG: display bytes read
ThreadSafeDelegate(delegate { txtLog.AppendText(String.Format("=> TX ({0}) [ {1}]", cmd.Length, ByteArrayToHexString(cmd)) + Environment.NewLine); });
bglib.SendCommand(serialAPI, cmd);
//while (bglib.IsBusy()) ;
// update state
app_state = STATE_SCANNING;
// disable "GO" button since we already started, and sending the same commands again sill not work right
btnGo.Enabled = false;
}
private void btnGo_Click(object sender, EventArgs e)
{
byte[] cmd;
if (app_state == STATE_SCANNING)
{
btnGo.Enabled = false;
// stop scanning if scanning
cmd = bglib.BLECommandGAPEndProcedure();
ThreadSafeDelegate(delegate { txtLog.AppendText(String.Format("=> TX ({0}) [ {1}]", cmd.Length, ByteArrayToHexString(cmd)) + Environment.NewLine); });
bglib.SendCommand(cmd);
// update state
app_state = STATE_STANDBY;
btnGo.Text = "start search...";
btnGo.Enabled = true;
}
else
{
// start the scan/connect process now
btnGo.Enabled = false;
// set scan parameters
cmd = bglib.BLECommandGAPSetScanParameters(0xC8, 0xC8, 1); // 125ms interval, 125ms window, active scanning
ThreadSafeDelegate(delegate { txtLog.AppendText(String.Format("=> TX ({0}) [ {1}]", cmd.Length, ByteArrayToHexString(cmd)) + Environment.NewLine); });
bglib.SendCommand(cmd);
// begin scanning for BLE peripherals
cmd = bglib.BLECommandGAPDiscover(1); // generic discovery mode
ThreadSafeDelegate(delegate { txtLog.AppendText(String.Format("=> TX ({0}) [ {1}]", cmd.Length, ByteArrayToHexString(cmd)) + Environment.NewLine); });
bglib.SendCommand(cmd);
// update state
app_state = STATE_SCANNING;
// disable "GO" button since we already started, and sending the same commands again sill not work right
btnGo.Text = "stop search...";
btnGo.Enabled = true;
}
}
private void BLEScan()
{
// Set scan parameters
int scan_interval = 125; // in ms
int scan_window = 125; // in ms
byte active = 1;
cmd = bglib.BLECommandGAPSetScanParameters(
Convert.ToUInt16(scan_interval * 1000 / 625),
Convert.ToUInt16(scan_window * 1000 / 625),
active); // 125ms interval, 125ms window, active scanning
MessageWriter.LogWrite("ble_cmd_gap_set_scan_parameters: ", string.Format("scan_interval={0}; scan_window={1}, active={2}", scan_interval, scan_window, active));
bglib.SendCommand(SelectedPort, cmd);
// Begin discovery mode
byte mode = 1;
cmd = bglib.BLECommandGAPDiscover(mode); // generic discovery mode
MessageWriter.LogWrite("ble_cmd_gap_discover: ", string.Format("mode={0}", mode));
bglib.SendCommand(SelectedPort, cmd);
}