[Etherlab-users] [BEGINNER] Nothing found on the bus

[Richard Hacker]

DEVICE_MODULES="generic"


On 2021-02-24 13:24, Eibach, Dirk wrote:
> I have set up a Debian buster with rt kernel and installed the ethercat master from the stable branch.
> My config looks like this, I want to use the generic driver:
> MASTER0_DEVICE="00:07:32:72:d3:65"
> DEVICE_MODULES=""
> 
> ip addr shows (enp2s0 is the ethercat bus):
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
>      link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
>      inet 127.0.0.1/8 scope host lo
>         valid_lft forever preferred_lft forever
>      inet6 ::1/128 scope host
>         valid_lft forever preferred_lft forever
> 2: enp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
>      link/ether 00:07:32:72:d3:64 brd ff:ff:ff:ff:ff:ff
>      inet 192.168.0.10/24 brd 192.168.0.255 scope global noprefixroute enp1s0
>         valid_lft forever preferred_lft forever
>      inet6 fe80::207:32ff:fe72:d364/64 scope link noprefixroute
>         valid_lft forever preferred_lft forever
> 3: enp2s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
>      link/ether 00:07:32:72:d3:65 brd ff:ff:ff:ff:ff:ff
> 4: enp3s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
>      link/ether 00:07:32:72:d3:66 brd ff:ff:ff:ff:ff:ff
> 5: enp4s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
>      link/ether 00:07:32:72:d3:67 brd ff:ff:ff:ff:ff:ff
> 
> So the port is definetly UP.
> 
> Dmesg says::
> [  614.951408] EtherCAT: Master driver 1.5.2 334c34cfd2e5
> [  614.951674] EtherCAT: 1 master waiting for devices.
> 
> ethercat-command come back empty, there is no activity on the PortLEDs:
> root at rosie:/home/dirk/src/ethercat-hg# ethercat config
> root at rosie:/home/dirk/src/ethercat-hg#
> 
> Any ideas what I am missing?
> 
> Sitz der Firma/Headquarters: 35708, Germany
> Amtsgericht/Lower district court: Wetzlar HR B 3052
> Geschäftsführer/Managing Director: Sieghard Thomas
> 

Mit freundlichem Gruß

Richard Hacker

-- 
------------------------------------------------------------------------

Richard Hacker M.Sc.
richard.hacker at igh.de
Tel.: +49 201 / 36014-16

Ingenieurgemeinschaft IgH
Gesellschaft für Ingenieurleistungen mbH
Nordsternstraße 66
D-45329 Essen

Amtsgericht Essen HRB 11500
USt-Id.-Nr.: DE 174 626 722
Geschäftsführung:
- Dr.-Ing. Siegfried Rotthäuser
- Dr. Sven Beermann, Prokurist
Tel.: +49 201 / 360-14-0
http://www.igh.de

------------------------------------------------------------------------