Read Element Status
Julyl 2017 Command Set 187
Medium Transport Element Descriptor Definitions:
Element Address
This field contains the element address of the robot.
Except
This bit indicates the current operational state of the robot:
0 = The hand is operational.
1 = The hand is in an abnormal state. The Additional Sense Code (ASC)
and the Additional Sense Code Qualifier (ASCQ) fields contain
information regarding the abnormal state. Other fields in the descriptor
might be invalid and should be ignored.
Full
This bit indicates if the hand contains a cartridge tape:
0 = The hand does not contain a cartridge tape.
1 = The hand contains a cartridge tape.
An initiator would see a cartridge in the hand during a Read Element
Status only in the case of an anomaly.
Additional Sense Code
This field is valid only if the Except bit is set. In the case of an exception, it
contains an ASC as defined for Request Sense data.
Additional Sense Code
Qualifier
This field is valid only if the Except bit is set. In the case of an exception, it
contains an ASCQ as defined for Request Sense data.
SValid
This bit indicates if the Source Element Address and Invert fields are valid:
0 = The Source Element Address and Invert fields are not valid.
1 = The Source Element Address and Invert fields are valid.
Invert
The library does not support multi-sided media and returns a value of 0.
ED
0 = The element is enabled.
1 = The element is disabled.
Medium Type
This field provides the type of medium currently present in the element as
determined by the medium changer.
The library returns the following values:
0h = Unspecified - the medium changer cannot determine the medium
type.
1h = Data Medium
2h = Cleaning Medium
Source Storage Element
Address
This field is valid only if the SValid field is 1. This field contains the
address of the last element from which the data cartridge was moved.
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