Compare the bottom of the DIP. Whoever relabeled the parts only do the top side, the bottom is always the original.
I doubt that. The counterfeiters invest an amazing effort into making ever better fake chips, why would it be unthinkable that some of them modify the bottom side?

Apart from that ...

I just received these Rockwell R6522AP VIAs supposedly manufactured in September 2020 from eBay.

Elsewhere, the global chip shortage may have rocked the world of electronics in 2020, but no fear – Rockwell's Mexican factory happily kept churning out those lovely DIP-40s apparently. They are still ...

I wish board houses would offer matte finishes instead of that glossy solder mask that seems to be “in fashion.”
A tip, especially for people in Europe: Aisler will let you choose any color of solder mask, as long as your choice is "green", but it's a beautiful dark-green matte finish ...

Thanks to everyone for the replies and the warm welcome. I have lurked on this forum for a while (or else been directed here by Google on occasion), and it has generally been an invaluable resource.

@dmsc : I've tested your suggested solution using the Y register, and I can report that it is also ...

Hi everyone,

I recently encountered an issue with EhBasic, and I would like to hear opinions on this; in particular, do you agree that this is a bug in EhBasic, and if so, how can it best be fixed?

The issue is with the following code:


; flush stack and clear continue flag

LAB_1491
LDX #des ...