[ros-users] Ros Node for Sick LMS 100

Mon Feb 28 22:46:21 UTC 2011

>
>> I am using this with static address assigned (192.168.1.2) it's look like
>> you are using it with some kind of "automatic address".
>>
>
I thought so. I took the IP from SOPAS software in windows. I guess that
automatic address created by windows. Should I edit IP address for laser
scanner manually (to 192.168.1.2?) in SOPAS before connect it to ROS?
Otherwise Linux can't find the IP address of laser scanner automatically.


> That "automatic address" looks suspiciously like what you get when a
> computer is configured to use DHCP but there is no DHCP server available, so
> it defaults to something like that. Is the laser configured to use DHCP to
> get it's address but there are no DHCP servers available on the same LAN as
> it?
>
> - Eric
>
>
>>
>> Are you using latest version from :
>> https://github.com/RCPRG-ros-pkg/RCPRG_laser_drivers  ?
>>
>> Pozdrawiam
>> Konrad Banachowicz
>>
>>
>> 2011/2/28 Tien Thanh <nttputus at gmail.com>
>>
>>>  After modifier network connection, I can ping the address of the laser
>>> scanner.
>>>
>>> tienthanh at tienthanh-pc:~$ ping 169.254.193.164
>>> PING 169.254.193.164 (169.254.193.164) 56(84) bytes of data.
>>>  64 bytes from 169.254.193.164: icmp_seq=1 ttl=64 time=0.025 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=2 ttl=64 time=0.025 ms
>>>  64 bytes from 169.254.193.164: icmp_seq=3 ttl=64 time=0.027 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=4 ttl=64 time=0.027 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=5 ttl=64 time=0.027 ms
>>>  64 bytes from 169.254.193.164: icmp_seq=6 ttl=64 time=0.028 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=7 ttl=64 time=0.027 ms
>>>  64 bytes from 169.254.193.164: icmp_seq=8 ttl=64 time=0.028 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=9 ttl=64 time=0.027 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=10 ttl=64 time=0.028 ms
>>> 64 bytes from 169.254.193.164: icmp_seq=11 ttl=64 time=0.027 ms
>>> ^C
>>> --- 169.254.193.164 ping statistics ---
>>> 11 packets transmitted, 11 received, 0% packet loss, time 9998ms
>>> rtt min/avg/max/mdev = 0.025/0.026/0.028/0.007 ms
>>>
>>> But I still got the error when run LMS100
>>> tienthanh at tienthanh-pc:~$ rosrun LMS1xx LMS100
>>> [ INFO] [1298911023.270612023]: connecting to laser at : 169.254.193.164
>>> [ERROR] [1298911023.270972132]: Connection to device failed
>>>
>>>
>>> On Mon, Feb 28, 2011 at 3:39 PM, Tien Thanh <nttputus at gmail.com> wrote:
>>>
>>>> Hi,
>>>>
>>>> Thanks, I got ID address of LMS111 from SOPAS software is
>>>> 169.254.193.164. But I can't ping it after connect it to my PC
>>>> tienthanh at tienthanh-pc:~$ ping 169.254.193.164
>>>> PING 169.254.193.164 (169.254.193.164) 56(84) bytes of data.
>>>> ^C
>>>> --- 169.254.193.164 ping statistics ---
>>>> 57 packets transmitted, 0 received, 100% packet loss, time 56079ms
>>>>
>>>> Of course, it can not connect to ROS
>>>> tienthanh at tienthanh-pc:~$ rosrun LMS1xx LMS100
>>>> [ INFO] [1298902851.829334744]: connecting to laser at : 169.254.193.164
>>>> [ERROR] [1298902872.821389656]: Connection to device failed
>>>>
>>>> I don't think there is any problem with a laser scanner (it works with
>>>> Labview in Window). And I have no idea why it not works in ROS
>>>>
>>>> Cheers,
>>>>
>>>>
>>>>
>>>> On Mon, Feb 28, 2011 at 11:59 AM, Jochen Sprickerhof <
>>>> ros-users at jochen.sprickerhof.de> wrote:
>>>>
>>>>> * Tien Thanh <nttputus at gmail.com> [2011-02-28 11:44]:
>>>>> > Hi,
>>>>>
>>>>> Hi,
>>>>>
>>>>> > After connect laser scanner, I can ping it, and this is my ifconfig
>>>>> > tienthanh at tienthanh-pc:~$ ifconfig
>>>>> > eth0      Link encap:Ethernet  HWaddr e0:cb:4e:da:d2:71
>>>>> >           inet addr:10.33.107.93  Bcast:10.33.107.255
>>>>>  Mask:255.255.252.0
>>>>> >           inet6 addr: fe80::e2cb:4eff:feda:d271/64 Scope:Link
>>>>> >           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>>>>> >           RX packets:235218 errors:0 dropped:0 overruns:0 frame:0
>>>>> >           TX packets:28801 errors:0 dropped:0 overruns:0 carrier:0
>>>>> >           collisions:0 txqueuelen:1000
>>>>> >           RX bytes:91400508 (91.4 MB)  TX bytes:3659091 (3.6 MB)
>>>>> >           Interrupt:28 Base address:0x6000
>>>>> >
>>>>> > I set the IP: rosparam set /LMS1xx/host 10.33.107.93
>>>>>
>>>>> you have to use the IP of the LMS100, not the one of your host ;)
>>>>>
>>>>> Cheers,
>>>>>
>>>>> Jochen
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Tien Thanh Nguyen
>>>> Erasmus Mundus Master Program
>>>> EU4M - European Union Master in Mechatronics and Micro-mechatronics
>>>> systems
>>>> Hochschule Karlsruhe Technik und Wirtschaft - Germany
>>>> Ecole Nationale Superieure de Mecanique et de Microtechniques de
>>>> Besancon - France
>>>> Phone-mobile : +32.(0)499239087
>>>> http://www.eu4m.eu
>>>>
>>>
>>>
>>>
>>> --
>>> Tien Thanh Nguyen
>>>
>>>
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>>>
>>
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-- 
Tien Thanh Nguyen
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