[etherlab-users] Master run mode fails on startup
Florian Pose
fp at igh-essen.com
Mon Jan 21 18:01:05 CET 2013
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Hello,
Am 21.01.2013 17:47, schrieb Derrill Vezina:
> When the master starts, the Ethernet activity lights on the bus
> coupler are blinking showing activity as well as the interface
> lights on the coupler. Following the master startup, the
> application interface initialization succeeds including setting up
> the domain for the devices, but for some reason when activating the
> master to start scanning (which does not return any errors), the
> Ethernet lights immediately go solid showing no activity (run
> lights remain blinking showing that the scan is not happening like
> it should). The run light on the coupler also remains blinking?and
> the EL3068 Lights remain blinking (showing no run mode).
please read the docs of the ecrt_master_activate() method. It's intent
is not to enable scanning but to calculate the process data image and
to go to cyclic mode. From there on, you have to call
ecrt_master_receive/send() on your own. Are you doing so?
- --
Viele Grüße,
Florian
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