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Thanks for your answer!
I looked into the G54 and I learned that that pressing the ZERO XYZ button was part of the problem. Even when I was pressing the button and it was zeroed, that it was still...

I've read up on $23 but my homing is working correctly. When I press the Home button the spindle moves up and hits the limit switch, and then it zeros at the X and Y by hitting their limit switches....

I know these questions have probably been asked a lot before, but I cannot figure out what is going on.

I’m using the following:
Grbl 1.1h
CNC 3 board
Grbl Panel 1.0.9.18
Solidworks 2021
...

I found that in Grbl panel that you HAVE to press the Enter key for the values to be applied. If you do not, then they will still be visible in the textbox until you close or get the GRBL settings...

Is there a setting in Grbl Panel to limit the speed of the motors?
I did change $100 through $122 in the Grbl settings, but when I closed the program all of the values reset back to their defaults....

After more experimenting with the driver settings and Grbl Panel I was to get all of the motors working in both directions!

I think I got most of it figured out.
After your comments and looking at through several other sites/forums/pictures, I noticed from one location that at the jumped wires said to go to 'ground'....

I think some of the terminology is confusing me.
Here is the setup I currently have which is just one motor driver connected to the CNC shield on the Uno. The motor driver is connected to a 12v, 21A...

Grbl build: v1.1
TB6600: motor driver
Stepper motor: 4-wire (I tested the wire order to verify it does work with simple code)
Grbl Panel: 1.0.9.18

I’ve having trouble wiring both the motor...

From this page, Slowing 69.16.243.61&c=1&t=42734.878369213, I determined the following:
Blue: A+`
Red: B+`
Black: A-
Yellow: B-
Brown: A+
Green: B+
Orange: A-`...

I’m trying to use an 8 wire stepper motor (which I cannot find the data sheet for) and connect it to a TB6560 Stepper motor driver.

Shinano Kenshi
STH-53D400
133919-001 Rev A
1.8 Degree/Step...