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Hakan Bastedt
2024-01-23 13:16:31 +01:00
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@@ -6,6 +6,18 @@ that I used during the creation of my own EtherCAT device.
This job is documented in a series of Youtube videos, from my first attempts to understand This job is documented in a series of Youtube videos, from my first attempts to understand
how EtherCAT works, to making my own pcb, program it and testing it in LinuxCNC. how EtherCAT works, to making my own pcb, program it and testing it in LinuxCNC.
## Make my own EtherCAT device 7. Turning in the latheI have now put things together so the
EaserCAT 2000 card controls my small CNC lathe. Two stepper generators, one each for the X and Z axes,
and an encoder counter for the spindle encoder are on this small card.
While it works there are still issues caused by the variation in cycle time. Thankfully
I was able to reduce the variation from 80-100 microseconds down to 2-3 microseconds,
[![Watch the video](https://img.youtube.com/vi/Bqi1KXEVI1Q/default.jpg)](https://youtu.be/Bqi1KXEVI1Q)
## Make my own EtherCAT device 6. Stepper motor driver ## Make my own EtherCAT device 6. Stepper motor driver
The stepper driver generator shows up and makes some stepper motor sounds. The two big things The stepper driver generator shows up and makes some stepper motor sounds. The two big things