Uploaded March 2022 | Updated September 2026, 3 hours ago

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Today we will #solder the #velleman KN8055 KIT, which is a 25 euro IO port that connect to your PC's #USB interface.
It comes with Windows API and tools, but of course we will make it work on #Linux
I will share some tips on making good solder joints and drag soldering large dip packages, to save some precious time.

Chapters:
00:00 intro
01:27 Look at schematic
03:20 Opening the KIT
04:28 Running into a snag
05:06 Looking for new instructions
06:53 Starting soldering
07:15 TIP: Snipping kills your solder joint!
07:46 A bit of Bob Ross
08:17 TIP: Quickly soldering DIP packages!
10:59 Clean up
11:36 Test with Windows App
12:26 Installing Linux Library
12:46 Demo KnightRider and AD output
13:15 Going through the KnightRider Code
15:55 Refactoring the working code