[etherlab-users] etherlab-users Digest, Vol 81, Issue 1

Thanh Tam Ho thanhtam.ho at neuromeka.com
Wed Feb 5 12:05:47 CET 2014


Hello,
I now can overcome, but not really solve, the problem by doing these steps:
- Reset the Elmo drive power
- While the master does not regconize the drive yet, read any dummy sdo object, like: sudo ./ethercat upload -t uint32 0x1018 1
- Wait until the drive exist on the network, read the sdo again. And this time it works. After that I can control the drive as well.
May anyone figure out what possible problems here?
Thank you,

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Today's Topics:

   1. Problem with controlling Elmo gold solo drive (Thanh Tam Ho)


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

Message: 1
Date: Sat, 1 Feb 2014 17:06:49 +0000
From: Thanh Tam Ho <thanhtam.ho at neuromeka.com>
To: "etherlab-users at etherlab.org" <etherlab-users at etherlab.org>
Subject: [etherlab-users] Problem with controlling Elmo gold solo
        drive
Message-ID: <BLU175-W17DFC151B6D2C615C13CA4FEA90 at phx.gbl>
Content-Type: text/plain; charset="iso-8859-1"

Hello all, I am trying to control an Elmo gold solo drive. Using Twincat it is possible but when I used Etherlab master 1.5.2 it was failed. The master can detect the device and print out some in formation including vendor, product ID, sdo and pdo (but few). However I cannot make any communication. I cannot even read the sdo object by upload command line tool. Checking dmesg I saw that the device cannot get in INIT state. I have also tried to update new eeprom content generated from Twincat, using patched provided by Jesper Smith but I am still failed. May anyone give me some advises? Many thanks,Ho Tam,
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