buying old chips from aliexpress is like a reverse djinn: you rub it with some acetone and the part you wished for disappears in black paint and reveals a mundane disappointment (e.g. SRAM)
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@ln Have you seen SparkFun's special ATmega328p? https://www.sparkfun.com/products/retired/9831
@th i did, yes ^^ mine is unfortunately a much less spectacular counterfeit :D