[sdiy] Rotary Switch -> illuminated PB w/ multicolor LED?

[sleepy_dog at gmx.de]

Roman Sowa:
> Isolators? What isolators?
> It's hardwired to computer chassis via USB, so watch out for shortages
> with other power sources.
> Here's a picture of ICD3 innards. I have no idea what's inside ICD4
> though.
> http://www.synthdiy.eu/files/icd3.jpg
>
> Xilinx Spartan XC3S100E
> dsPIC33FJ256GP510

Well at least there's an FPGA in there, I didn't expect it.
The ST debuggers just have one of the cheaper STM32s in there and that's it.
So I wonder what magic the FPGA does, or what's more complicated/tricky
about programming a PIC than a STM32 :-)