The MSTR Instruction

Control Block

The registers in the MSTR control block (the top node) contain the Get Remote

Utilization

Statistics information as described in the following table:

 

 

 

 

 

Register

Function

Content

 

 

 

 

 

Displayed

Operation Type

7

 

 

 

 

 

First implied

Error status

Displays a hex value indicating an MSTR error,

 

 

 

when relevant.

 

 

 

 

 

Second implied

Length

Starting from an offset, the number of words of

 

 

 

statistics from the local processor’s statistics

 

 

 

table. The length must be > 0 < data area.

 

 

 

 

 

Third implied

Offset

Specifies an offset value relative to the first

 

 

 

available word in the local processor’s statistics

 

 

 

table. If the offset is specified as 1, the function

 

 

 

obtains statistics starting with the second word in

 

 

 

the table.

 

 

 

 

 

Fourth implied

High byte

Destination index.

 

 

 

 

 

Fifth ... Eighth

Destination

Each register contains one byte of the 32-bit IP

 

implied

 

address.

 

 

 

 

3.2.8Clear Remote Statistics MSTR Operation

The Clear Remote Statistics operation (type 8 in the displayed register of the top node) clears statistics relative to a remote network node from the data area in the local node. This operation may require multiple scans to complete and uses a single data master transaction path.

Control Block

The registers in the MSTR control block (the top node) contain the Clear Remote

Utilization

Statistics information as described in the following table:

 

 

 

 

 

 

Register

Function

Content

 

 

 

 

 

 

 

Displayed

Operation Type

8

 

 

 

 

 

 

 

First implied

Error status

Displays a hex value indicating an MSTR error,

 

 

 

 

when relevant.

 

 

 

 

 

 

 

Second implied

Not applicable

 

 

 

 

 

 

 

 

Third implied

Not applicable

 

 

 

 

 

 

 

 

Fourth implied

High byte

Destination index.

 

 

 

 

 

 

 

Fifth ... Eighth

Destination

Each register contains one byte of the 32-bit IP

 

 

implied

 

address.

 

 

 

 

 

 

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Schneider Optics Modicon Quantum Ethernet manual Clear Remote Statistics Mstr Operation