common ground dmg button pcb (A/B/X/Y version)

this is a common ground button PCB for use in your projects. it is particularly well-suited for the Game Boy Zero project here. features: d-pad, start, select, A, B, X, and Y buttons available (breakout header for L1, L2, R1, and R2) 1.27mm-spaced solder points for use with common ribbon cable hook-up wire Gold-immersion PCB treatment fully compatible with our silicone buttons (including 2x A/B parts) side solder points for connection of 2x Left and 2x Right buttons, with GND connections fits into standard DMG shell 1.0mm thickness matte black finish rev.1 has 17mm spacing between the A/X and B/Y buttons. here is a drill template. rev.2 & 3 have 16mm spacing between the A/X and B/Y buttons. here is a drill template. rev.3 features both a 1.27mm-spaced header and a standard 2.54mm-spaced header.