This is crude but effective. It's virtues are isolation and simplicity.
https://www.cnczone.com/forums/attachment.php?attachmentid=463180&stc=1
Type: Posts; User: CScotty
This is crude but effective. It's virtues are isolation and simplicity.
https://www.cnczone.com/forums/attachment.php?attachmentid=463180&stc=1
If you are thinking about using the GRBL Breakout Board/Shield CNC Design Ltd you might be uncomfortable wiring it up without having a clear idea of what is on the board. Especially as it doesn't...
I think have three that I've retired if you want. You can contact me via http://bmamps.com.
-CS
And here's a coda to the above changes I made to these TX14207 boards. I set up one of them to do one step left then one to the right on the bench. Ran for hours and checked to see of they had...
Adding:
S7: This reduces the motor current at low speeds i.e. less than about 10 whole steps per second. Makes the motor a run bit nosier but is kinder to the motor, the driver and the power ...
A bit late to the party but this might help.
Like you, I got a Chinese CNC 6040 with TX14207 controllers and TX14175 parallel port interface and had missing steps issues. Put to one side for a...
It must be about delivery time. How is it working out?