From 1d36ffbf69d121bbebf76fd5fd89acdcdc635740 Mon Sep 17 00:00:00 2001 From: Hakan Bastedt Date: Tue, 23 Jan 2024 13:16:31 +0100 Subject: [PATCH] Pending video7 release --- README.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/README.md b/README.md index a6ba5d1..309b8db 100644 --- a/README.md +++ b/README.md @@ -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 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 The stepper driver generator shows up and makes some stepper motor sounds. The two big things