Elite-C v4

Pro micro and their clones and compatibles have been the goto standard for the hobby's kit boards for a while.  Then came the Elite-C. The latest version from Maple Computing is available and shipping at RingerKeys! v4 brings us: proper use of external USB ports by VBUS pin added above pin B0  an even lower profile reset button USB-C port, mid-mounted, is now the limiting factor to thinness of the board. always had vs Pro-Micro: The USB port is now USB type C mid-mount, which is both through-hole and SMD mounted. It should be tougher and not as easily torn off as the USB micro B port on the original Pro Micro The RAW pin on the Pro Micro has been replaced with PB0. The bootloader is DFU. The silk-screened print on the board lists the actual ATmega32U4 port and bit numbers, not Arduino numbering. Additions Five additional I/O pins are exposed on the short edge. (PBO replaces the old RAW pin, for a total of six new I/O pins, making the total 24 out of the ATmega32U4's 26) There are