Menu
▾
▴
libusb-win32-devel
|
From: amol s. <amo...@gm...> - 2006-10-12 22:42:21
|
Hi Stephan,
Thanks for the reply. However, the first bulk_read is of =
4
bytes and that goes through without any problem. I am attaching my DebugVie=
w
log with this e-mail. I don't seem to understand why bulk transfer fails
though. The wMaxPacketSize of my BULK_IN Endpoint is 64 bytes.
00000014 2.10692835 LIBUSB-DRIVER - release_interface(): releasing al=
l
interfaces
00000015 2.11207414
00000016 2.11208963 LIBUSB-DRIVER - release_interface(): releasing al=
l
interfaces
00000017 2.11212420
00000018 2.11213517 LIBUSB-DRIVER - release_interface(): releasing al=
l
interfaces
00000019 2.11615133
00000020 2.11616182 LIBUSB-DRIVER - release_interface(): releasing al=
l
interfaces
00000021 2.12017155
00000022 2.12018180 LIBUSB-DRIVER - release_interface(): releasing al=
l
interfaces
00000023 2.12425089
00000024 2.12426281 LIBUSB-DRIVER - release_interface(): releasing al=
l
interfaces
00000025 2.12829304
00000026 2.12829566
00000027 2.12830019 LIBUSB-DRIVER - get_descriptor(): buffer size
256
00000028 2.12830448 LIBUSB-DRIVER - get_descriptor(): type 0003
00000029 2.12830806 LIBUSB-DRIVER - get_descriptor(): index 0000
00000030 2.12831187 LIBUSB-DRIVER - get_descriptor(): language id
0000
00000031 2.12831593 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000032 2.13291407
00000033 2.13291788
00000034 2.13292289 LIBUSB-DRIVER - get_descriptor(): buffer size
256
00000035 2.13292694 LIBUSB-DRIVER - get_descriptor(): type 0003
00000036 2.13293076 LIBUSB-DRIVER - get_descriptor(): index 0001
00000037 2.13293505 LIBUSB-DRIVER - get_descriptor(): language id
1033
00000038 2.13293934 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000039 2.14591622
00000040 2.14592028
00000041 2.14592648 LIBUSB-DRIVER - get_descriptor(): buffer size
256
00000042 2.14593196 LIBUSB-DRIVER - get_descriptor(): type 0003
00000043 2.14593673 LIBUSB-DRIVER - get_descriptor(): index 0000
00000044 2.14594245 LIBUSB-DRIVER - get_descriptor(): language id
0000
00000045 2.14594769 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000046 2.15092158
00000047 2.15092731
00000048 2.15093493 LIBUSB-DRIVER - get_descriptor(): buffer size
256
00000049 2.15094018 LIBUSB-DRIVER - get_descriptor(): type 0003
00000050 2.15094519 LIBUSB-DRIVER - get_descriptor(): index 0002
00000051 2.15095067 LIBUSB-DRIVER - get_descriptor(): language id
1033
00000052 2.15095592 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000053 2.16391397
00000054 2.16391802
00000055 2.16392303 LIBUSB-DRIVER - get_descriptor(): buffer size
256
00000056 2.16392708 LIBUSB-DRIVER - get_descriptor(): type 0003
00000057 2.16393137 LIBUSB-DRIVER - get_descriptor(): index 0000
00000058 2.16393518 LIBUSB-DRIVER - get_descriptor(): language id
0000
00000059 2.16393948 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000060 2.16890883
00000061 2.16891122
00000062 2.16891551 LIBUSB-DRIVER - get_descriptor(): buffer size
256
00000063 2.16891956 LIBUSB-DRIVER - get_descriptor(): type 0003
00000064 2.16892338 LIBUSB-DRIVER - get_descriptor(): index 0003
00000065 2.16892767 LIBUSB-DRIVER - get_descriptor(): language id
1033
00000066 2.16893196 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000067 2.18198442
00000068 2.18198848
00000069 2.18199253 LIBUSB-DRIVER - set_configuration(): configuratio=
n
1
00000070 2.18199682 LIBUSB-DRIVER - set_configuration(): timeout
5000
00000071 2.18200469
00000072 2.18200874 LIBUSB-DRIVER - claim_interface(): interface 0
00000073 6.45347595
00000074 6.45348120
00000075 6.45348740 LIBUSB-DRIVER - transfer(): bulk or interrupt
transfer
00000076 6.45349216 LIBUSB-DRIVER - transfer(): direction out
00000077 6.45349932 LIBUSB-DRIVER - transfer(): endpoint 0x02
00000078 6.45350456 LIBUSB-DRIVER - transfer(): size 3
00000079 6.45478201 LIBUSB-DRIVER - transfer_complete(): 3 bytes
transmitted
00000080 7.81221962
00000081 7.81222582
00000082 7.81223249 LIBUSB-DRIVER - transfer(): bulk or interrupt
transfer
00000083 7.81223631 LIBUSB-DRIVER - transfer(): direction in
00000084 7.81224346 LIBUSB-DRIVER - transfer(): endpoint 0x81
00000085 7.81224823 LIBUSB-DRIVER - transfer(): size 4
00000086 7.91219139 LIBUSB-DRIVER - transfer_complete(): 4 bytes
received
00000087 8.00169182
00000088 8.00169849
00000089 8.00170422 LIBUSB-DRIVER - transfer(): bulk or interrupt
transfer
00000090 8.00170898 LIBUSB-DRIVER - transfer(): direction in
00000091 8.00171471 LIBUSB-DRIVER - transfer(): endpoint 0x81
00000092 8.00172043 LIBUSB-DRIVER - transfer(): size 1034
00000093 8.10164165 LIBUSB-DRIVER - transfer_cancel(): timeout
error
00000094 10.63290405
00000095 10.63291073
00000096 10.63291645 LIBUSB-DRIVER - get_descriptor(): buffer size
21
00000097 10.63292122 LIBUSB-DRIVER - get_descriptor(): type 0004
00000098 10.63292408 LIBUSB-DRIVER - get_descriptor(): index 0000
00000099 10.63293266 LIBUSB-DRIVER - get_descriptor(): language id
0000
00000100 10.63293743 LIBUSB-DRIVER - get_descriptor(): timeout 1000
00000101 10.63568306 LIBUSB-DRIVER - get_descriptor(): getting
descriptor failed: status: 0x0, urb-status: 0xc0000004
00000102 13.12353706
00000103 13.12354660 LIBUSB-DRIVER - release_interface(): interface
0
00000104 13.12356758 LIBUSB-DRIVER - release_interface(): releasing
all interfaces
Can you see why?
Thanks,
Cheers
Amol
On 10/12/06, Stephan Meyer <ste...@we...> wrote:
>
>
>
> Hi,
> > My problem description is as follows:
> > My code bulk_writes once to the device and then bulk_reads twice
> from that device before writing to it again.
> > When I try reading the second time using usb_bulk_read, it returns
> an error message -116( when looked up in errno.h, it says "stale NFS file
> handle"). The first usb_bulk_read reads the data successfully. I must
> mention here that the second bulk_read requests a data 1034 bytes long. I
> don't know if this has anything to do with the problem.
>
> The error code 116 means ETIMEDOUT. This error is most likely caused by
> the data size of 1034 byte. Try setting the data size to a multiple of
> your endpoint
> descriptor's wMaxPacketSize value.
>
> >
> >
> > Does anyone know where I am going wrong?
> > Thanks,
> >
> > Cheers
> > Amol
> >
> > -----------------------------------------------------------------
> >
> -------------------------------------------------------------------------
> > Take Surveys. Earn Cash. Influence the Future of IT
> > Join SourceForge.net's Techsay panel and you'll get the chance to share
> your
> > opinions on IT & business topics through brief surveys -- and earn cash
> >
> http://www.techsay.com/default.php?page=3Djoin.php&p=3Dsourceforge&CID=3D=
DEVDEV
> >
> > -----------------------------------------------------------------
> > _______________________________________________
> > Libusb-win32-devel mailing list
> > Lib...@li...
> > https://lists.sourceforge.net/lists/listinfo/libusb-win32-devel
> >
>
>
> _______________________________________________________________________
> Viren-Scan f=FCr Ihren PC! Jetzt f=FCr jeden. Sofort, online und kostenlo=
s.
> Gleich testen! http://www.pc-sicherheit.web.de/freescan/?mc=3D022222
>
>
> -------------------------------------------------------------------------
> Using Tomcat but need to do more? Need to support web services, security?
> Get stuff done quickly with pre-integrated technology to make your job
> easier
> Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronim=
o
> http://sel.as-us.falkag.net/sel?cmd=3Dlnk&kid=3D120709&bid=3D263057&dat=
=3D121642
> _______________________________________________
> Libusb-win32-devel mailing list
> Lib...@li...
> https://lists.sourceforge.net/lists/listinfo/libusb-win32-devel
>
|
×
Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.
Thanks for helping keep SourceForge clean.
X