Debugging (Yet Another) R2350 Dev Board!

Just like publishing a book and going to print, passing your Gerber files to a PCB assembly house usually results in days and days of checking everything is correct, pushing the button, and immediately finding an error somewhere when it gets back. Kind of makes you wonder what the fuck you were doing during those hours and hours of checking! I had been holding off pressing the button on this one due to the pathetic level of the NZ$, getting 2 of these baby’s assembled at JLPCB worked out at NZ$230 including exorbitant courier fees which I again I assume are because of our lousy exchange rate. Great for exporters and tourists, alas, not for me! Anyway, long story short, here is the board fresh back from the assembly house, and looking like a charm. Of course, plugging the USB power cable into it did nothing, no led, no smoke, no loud pops, nothing! Actually I don’t usually mind fixing these easy faults, generally no brain required, but, and note to future self on naming nets, VBUS and…