It would be useful (for exemple for debugging purposes) to add a "display" that is only one square, that could also be added to the chip with the chip customization screen (like other display).

For visualisation purposes, here is how it looks like when I made it in my branch of the project

Here is how it looks when integrated into a chip (here there is also horizontal alignment of the chip name which could be cool in the base sim too)

Here is how they look stacked on eachother on a chip when disabling showing the name