serial is default on arduino serial I will use it for logging and after that I will put values excell to analize the curve of soldering proces.
I'm almost done with code , soon will post all info for project
ds18s20 - done
max6675 - done
display - done
only must write the code for soldering stages
for OVEN i buy a new mini-oven SONASHI 1380W with 4 elements for 65 BGN ~ 34 Euro