[nmglug] USB port string

a akaluta at taosnet.com
Wed Dec 2 07:13:08 PST 2009


Good Morning:
trying to get the usb to serial port adapter initialized. (hobby Boards
adapter). Any suggestions welcomed. Thanks Anthony K

resourses:

a at a-desktop:~$ digitemp_DS2490 -s/dev/ttyUSB1 -i
DigiTemp v3.5.0 Copyright 1996-2007 by Brian C. Lane
GNU Public License v2.0 - http://www.digitemp.com
Found DS2490 device #1 at 005/004
USB ERROR: owAcquire called with invalid port string

a at a-desktop:~$ digitemp_DS2490 -s/dev/ttyUSB -i
DigiTemp v3.5.0 Copyright 1996-2007 by Brian C. Lane
GNU Public License v2.0 - http://www.digitemp.com
Found DS2490 device #1 at 005/004
USB ERROR: owAcquire called with invalid port string


2701.171559] usb 5-1: new full speed USB device using uhci_hcd and
address 2
[ 2701.337265] usb 5-1: configuration #1 chosen from 1 choice
[ 2701.371300] Driver for 1-wire Dallas network protocol.
[ 2701.399267] usbcore: registered new interface driver DS9490R
[ 2702.942214] w1_master_driver w1 bus master: Family 10 for
10.000801dfdd99.28 is not registered.
[ 2704.482400] w1_master_driver w1 bus master: Family 81 for
81.0000002ca460.27 is not registered.
[ 3167.829069] usb 5-1: USB disconnect, address 2
[ 3231.314542] usb 5-2: new full speed USB device using uhci_hcd and
address 3
[ 3231.476279] usb 5-2: configuration #1 chosen from 1 choice
[ 3233.027363] w1_master_driver w1 bus master: Family 10 for
10.000801dfdd99.28 is not registered.
[ 3234.567553] w1_master_driver w1 bus master: Family 81 for
81.0000002ca460.27 is not registered.
[ 3338.597189] Failed to read 1-wire data from 0x81: err=-84.
[ 3338.597194] 0x81: count=-84, status:

a at a-desktop:~$ lsusb
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 003: ID 0d62:2106 Darfon Electronics Corp. 
Bus 006 Device 002: ID 046d:c063 Logitech, Inc. 
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 003: ID 04fa:2490 Dallas Semiconductor DS1490F 2-in-1
Fob, 1-Wire adapter
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
a at a-desktop:~$ lsusb
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 003: ID 0d62:2106 Darfon Electronics Corp. 
Bus 006 Device 002: ID 046d:c063 Logitech, Inc. 
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
a at a-desktop:~$ 

[dt-general] USB problem
Brian C. Lane bcl at brianlane.com 
Fri Nov 5 08:36:33 CST 2004 

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Todd Patrick wrote:
| I'm trying to get an USB sensor purchased from Puce Baboon to work with
| kernel 2.6.  When I try to initialize the .digitemprc file, I receive
| the following error:
|
| USB ERROR: owAcquire called with invalid port string
|
| This is the command I use:
|
| digitemp_DS2490 -s /dev/ttyUSB0 -i
|
| No matter what number I use (0-15) I still receive the error.  Probably,
| I'm overlooking something easy but I can't figure it out.  Any
suggestions?
|

You need to just pass it 'USB' for it to work right. Sorry about that, I
don't know how I missed putting that into the FAQ and changing the error
string. It will be fixed in the next release.

Brian


- --
- ---[Office 67.8F]--[Fridge 34.7F]---[Fozzy 85.0F]--[Coaster 64.0F]---
Linux Software Developer                     http://www.brianlane.com
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