Wiktionary
pinout
n. (context electronics English) The manner in which an electrical connector or device is wired; the list of signals that correspond to each pin or output.
Wikipedia
Pinout
In electronics, a pinout (sometimes written "pin-out") is a cross-reference between the contacts, or pins, of an electrical connector or electronic component, and their functions.
Usage examples of "pinout".
She started out with programmers’ puns, and shortly the glassy plain was littered with people named Bit and Buffer, Pinout and Ascii, Peek and Poke, Random, Cursor, String, Loop, Strikeout, Hex, and anything else she could think of.