I ordered these over two months ago. I was starting to lose hope, but they arrived today.
![](https://somethingnew.ca/wp-content/uploads/2024/03/image-64-1024x773.png)
And, perfect timing, too.
![](https://somethingnew.ca/wp-content/uploads/2024/03/image-65.png)
These are CH9340 USB-UART modules.
![](https://somethingnew.ca/wp-content/uploads/2024/03/image-66.png)
Which is what I need to build the Serial-UPDI programmer. (Assuming these work the same as a CH340, which I can’t seem to find a clear answer on.)
![](https://somethingnew.ca/wp-content/uploads/2024/03/image-67.png)
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