[sane-devel] strange SCSI behaviour

[m. allan noah]

On Sun, 26 Nov 2006, Alessandro Zummo wrote:

> On Sat, 25 Nov 2006 08:52:05 -0500 (EST)
> "m. allan noah" <anoah at pfeiffer.edu> wrote:
>
>>>  Any hint on how to do that?
>>
>> but your inquiry command worked? its just the first epson_cmd_simple that
>> fails? try calling test unit ready before this, and see if that works.
>>
>> do you have a request sense callback setup?
>
>
> inquiry worked and the sense callback was there. the test
> unit ready did the trick, thanks!
>

no problem- i owed you one for your help with the evdev module over on 
openslug-devel :)

it is not unusual for a scanner to need TUR once or twice before you start 
sending it any commands other than INQ/REQSense. dont know why. you might 
also want to call itafter you start any long-running operations like 
powering on a lamp or feeding paper...

allan
>

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