Caliper Data Connector

This is a data connector for some of the Chinese calipers and tire depth gauges. If the button layout is the same as shown in the pictures, this connector will probably work.

For step by step instructions for building this connector cable for the SMD caliper data interface board, visit: https://www.instructables.com/id/Caliper-Data-Interface/

Note that as of 03-APR-2019 there is a version 2 of this connector described at the end of this summary.

Version 1

Print both STLs at 0.1mm layer height, 20% infill, no support, with just a skirt, no brim (if you print with a brim it’s a pain to cleanup)

For wire I used 26AWG 1.27mm pitch flat cable. This is the ubiquitous “jumper cable” product you get with Dupont connectors already attached.

For this connector you need 4 conductors, any color. Strip 2cm of insulation off one end as shown in the pictures. Apply solder to the first 15mm of wire from the tip to stiffen the wire. After cleaning up the print of Connector.stl,