Start and stop are self-explanatory. The abort function stops the current operation and returns the mechanism to home position. Ready indicates that the instrument is idle, and ready to start a scan. Busy indicates a scan is currently in progress. Done indicates that the scan has completed and data is ready to be uploaded.
Error indicates that the previous scan was interrupted by either an abort command or hardware error.
Issuing a stop command can clear the error status. This channel defines the starting position for the current measurement. It is referenced once at the start of each scan. It is referenced once at the start of a scan. In addition, it must be greater or equal to the value supplied for the scan start position.