[sane-devel] Possible Sponsorship for Avision Backend Modification

[René Rebe]

Hey Daniel,

while I’m certainly open for contracted modifications to the avision backend I wrote, your device is most likely not using the classic Avision protocol

Best regards,	
	René Rebe

> On 4. Jan 2020, at 22:34, daniel at pixelgrease.co wrote:
> 
> Hi all,
> 
> I tried to download the source, and get editing. I am a competent programmer (was my fun time job for 3 years) but I've never worked with C or C++.
> 
> Got lost at trying to build an environment that supported debugging. Some error about a missing file when I attempted to compile.
> 
> My use case for the scanner is very simple. I just need a simple colour scan at a set dpi. Don't need any fancy features. (not sure if that helps or not)
> 
> Is anyone here capable of adding a device to the Avision driver? I can supply a ssh into a device connected to the scanner.
> 
> Any idea of how much this would cost?
> 
> Below is the initial call for help I sent out last week regarding the device
> 
> Thanks!
> 
> Daniel Wilson
> 0468884549
> daniel at pixelgrease.co
> 
> 
> 
> Hello all,
> 
> Been trying to get a scanner with an avision scanner to work. The scanner name is "WorldCard Pro (Win/Mac)" http://www.penpowerinc.com/product.asp?sn=407
>  <http://www.penpowerinc.com/product.asp?sn=407>
> It's not listed as supported, but thought I might get lucky. My thinking was that if it's supported by Mac, it should work with linux. Tried specifying all sorts of values in /etc/sane.d/avision.conf but nothing seemed to work.
> 
> Is there a way to add support to the existing avision backend?
> 
> Thanks for  your help!
> 
> Daniel
> 
> Chip inside scanner
> 
> NOVATEK
> NT96226BG
> 1905-DS
> PR5H51
> 
>  
> sudo sane-find-scanner -v -v
> ...
> device descriptor of 0x0638/0x0707 at 004:003 (PenPower A8 Scanner                )>
> bLength               18
> bDescriptorType       1
> bcdUSB                2.00
> bDeviceClass          0
> bDeviceSubClass       0
> bDeviceProtocol       0
> bMaxPacketSize0       64
> idVendor              0x0638
> idProduct             0x0707
> bcdDevice             1.00
> iManufacturer         1 (PenPower)
> iProduct              2 (A8 Scanner                )
> iSerialNumber         3 (0858C00G19070068)
> bNumConfigurations    1
>  <configuration 0>
>  bLength              9
>  bDescriptorType      2
>  wTotalLength         32
>  bNumInterfaces       1
>  bConfigurationValue  1
>  iConfiguration       0 ()
>  bmAttributes         128 ()
>  MaxPower             250 mA
>   <interface 0>
>    <altsetting 0>
>    bLength            9
>    bDescriptorType    4
>    bInterfaceNumber   0
>    bAlternateSetting  0
>    bNumEndpoints      2
>    bInterfaceClass    6
>    bInterfaceSubClass 255
>    bInterfaceProtocol 255
>    iInterface         0 ()
>     <endpoint 0>
>     bLength           7
>     bDescriptorType   5
>     bEndpointAddress  0x81 (in 0x01)
>     bmAttributes      2 (bulk)
>     wMaxPacketSize    512
>     bInterval         0 ms
>     bRefresh          0
>     bSynchAddress     0
>     <endpoint 1>
>     bLength           7
>     bDescriptorType   5
>     bEndpointAddress  0x02 (out 0x02)
>     bmAttributes      2 (bulk)
>     wMaxPacketSize    512
>     bInterval         0 ms
>     bRefresh          0
>     bSynchAddress     0

-- 
 ExactCODE GmbH, Lietzenburger Str. 42, DE-10789 Berlin, https://exactcode.com
 https://exactscan.com | https://ocrkit.com | https://t2sde.org | https://rene.rebe.de

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