Re: Xy220 device bug ?

[mrk@aps.anl.gov (Marty Kraimer)]

> From cjm@mail.ast.cam.ac.uk Mon Dec 19 09:12 CST 1994
> Date: Mon, 19 Dec 94 15:11:43 GMT
> From: cjm@mail.ast.cam.ac.uk (Chris Mayer)
> To: tech-talk@aps.anl.gov
> Subject: Xy220 device bug ?
> Content-Type> : > text> 
> Content-Length: 523
> 
> We have been trying to use the Xy220 via a mbbo and found that we could not
> drive the outputs that we wanted. Looking at the device layer code it seems
> there is a missing shift operator in the init_record procedure i.e.
> 
>   pmbbo->mask = pmbbo->shft
> 
> should read
> 
>   pmbbo->mask <<= pmbbo->shft
> 
> has anyone else come across this problem and / or is this the correct way to 
> fix it ? We are running r3.11.4 epics but looking in the beta release of r3.12
> that we have appears to show the same problem.
> 
>     Chris Mayer
>     RGO
> 

Yes this appears to be the correct fix. I fixed it for both the mbbo
and the mbboDirect records. It will be fixed in the next beta release.

Thanks,

Marty Kraimer