FredrikH:
I have bought this --> https://www.aliexpress.com/item/32901601162.html?spm=a2g0s.9042311.0.0.1af84c4dlFhw6mI can see that are five pins in two rows but which pins am I need?
labels are on the bottom side.
wire to ICSP header as on my photo in this thread. and SCS pin to pin 10
let 3.3V, INT and NC unconnected
