New Focus Vortex 6000 Series - *SRE < Value; Set Service Request Enable Register

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6000 Vortex Series Computer Control • 41

Set Service Request Enable Register

Syntax *SRE <

value>

Vortex Actions Sets the speciﬁed bits of the Service Request Enable

When a corresponding bit in the Status Byte Regis-

ter becomes true, enables bit Master Summary Sta-

tus Bit (MSS) of the Status Byte (when serial polling,

generates a service request).

Argument An integer in the range: 0 to 255, corresponding to

the combined weight of the bits you want to set.

Example Set the MSS Bit (generate a service request) when

there is data in the output buffer:

*SRE 16

Service Request Enable Register

Bit # Weight Description

7 128 not used

6 64 not used

5 32 Enable the MSS Bit if the Event

Summary Bit (ESB) is enabled.

4 16 Enable the MSS Bit if the Message

Available Bit (MAV) is enabled. This

will not happen under RS-232.

3 8 not used

2 4 not used.

1 2 not used

0 1 not used

Vortex6000.book Page 41 Tuesday, February 19, 2002 3:25 PM

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