Added sane-find-scanner output.

unsupported/umax-astra-4100.html

@@ -38,7 +38,90 @@
     </p>
     <h2>Output of /proc/bus/usb/devices or sane-find-scanner -v -v or lsusb -vv</h2>
     <pre>
-found USB scanner (vendor=0x0461 [Primax], product=0x038c [USB Scanner], chip=GL646_HP) at libusb:004:002
+&lt;device descriptor of 0x0461/0x038c at 002:003 (Primax USB Scanner)&gt;
+bLength               18
+bDescriptorType       1
+bcdUSB                1.10
+bDeviceClass          255
+bDeviceSubClass       255
+bDeviceProtocol       255
+bMaxPacketSize0       8
+idVendor              0x0461
+idProduct             0x038C
+bcdDevice             1.00
+iManufacturer         1 (Primax)
+iProduct              2 (USB Scanner)
+iSerialNumber         0 ()
+bNumConfigurations    1
+ &lt;configuration 0&gt;
+ bLength              9
+ bDescriptorType      2
+ wTotalLength         39
+ bNumInterfaces       1
+ bConfigurationValue  1
+ iConfiguration       0 ()
+ bmAttributes         224 (Self-poweredRemote Wakeup)
+ MaxPower             48 mA
+  &lt;interface 0&gt;
+   &lt;altsetting 0&gt;
+   bLength            9
+   bDescriptorType    4
+   bInterfaceNumber   0
+   bAlternateSetting  0
+   bNumEndpoints      3
+   bInterfaceClass    255
+   bInterfaceSubClass 255
+   bInterfaceProtocol 255
+   iInterface         0 ()
+    &lt;endpoint 0&gt;
+    bLength           7
+    bDescriptorType   5
+    bEndpointAddress  0x81 (in 0x01)
+    bmAttributes      2 (bulk)
+    wMaxPacketSize    64
+    bInterval         0 ms
+    bRefresh          0
+    bSynchAddress     0
+    &lt;endpoint 1&gt;
+    bLength           7
+    bDescriptorType   5
+    bEndpointAddress  0x02 (out 0x02)
+    bmAttributes      2 (bulk)
+    wMaxPacketSize    64
+    bInterval         0 ms
+    bRefresh          0
+    bSynchAddress     0
+    &lt;endpoint 2&gt;
+    bLength           7
+    bDescriptorType   5
+    bEndpointAddress  0x83 (in 0x03)
+    bmAttributes      3 (interrupt)
+    wMaxPacketSize    1
+    bInterval         8 ms
+    bRefresh          0
+    bSynchAddress     0
+
+&lt;trying to find out which USB chip is used&gt;
+    checking for GT-6801 ...
+    this is not a GT-6801 (bNumEndpoints = 3)
+    checking for GT-6816 ...
+    this is not a GT-6816 (bDeviceClass = 255, bInterfaceClass = 255)
+    checking for GT-8911 ...
+    this is not a GT-8911 (check 1, bDeviceClass = 255, bInterfaceClass = 255)
+    checking for MA-1017 ...
+    this is not a MA-1017 (bDeviceClass = 255, bInterfaceClass = 255)
+    checking for MA-1015 ...
+    this is not a MA-1015 (bcdUSB = 0x110)
+    checking for MA-1509 ...
+    this is not a MA-1509 (bEndpointAddress = 0x2, bmAttributes = 0x2, wMaxPacketSize = 0x40)
+    checking for LM983[1,2,3] ...
+    this is not a LM983x (bDeviceSubClass = 0xff)
+    checking for GL646 ...
+    this is not a GL646 (bDeviceClass = 255, bInterfaceClass = 255)
+    checking for GL646_HP ...
+&lt;This USB chip looks like a GL646_HP (result from sane-backends 1.0.17-cvs)&gt;
+
+found USB scanner (vendor=0x0461 [Primax], product=0x038c [USB Scanner], chip=GL646_HP) at libusb:002:003
     </pre>
     
     <h1>Want to add or correct information?</h1>