Example #1
0
        /// <summary>
        /// Turns the cell on.
        /// </summary>
        /// <exception cref="System.NullReferenceException">Not connected to a device</exception>
        /// <exception cref="System.Exception">Device must be in idle mode for manual control</exception>
        public async Task TurnCellOnAsync()
        {
            if (_comm == null)
            {
                throw new NullReferenceException("Not connected to a device");
            }
            if (_comm.State != CommManager.DeviceState.Idle)
            {
                throw new Exception("Device must be in idle mode for manual control");
            }
            if (_comm.CellOn)
            {
                return;
            }

            await RunAsync(async() =>
            {
                //Need to check again as the task can be scheduled to run at a later point after which this could have changed
                if (_comm == null)
                {
                    throw new NullReferenceException("Not connected to a device");
                }
                if (_comm.State != CommManager.DeviceState.Idle)
                {
                    throw new Exception("Device must be in idle mode for manual control");
                }
                if (_comm.CellOn)
                {
                    return;
                }
                await _comm.SetCellOnAsync(true);
            });
        }