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Synchronization Cables

Leonidas Saroglou edited this page Mar 19, 2020 · 13 revisions

IntelRealSense D415 Hardware Synchronization Cables

Here you can find information about the parts needed to assemble the synchronization cables for the Intel RealSense sensors, and instructions on how to assemble them.

Parts List

  • 3-core shielded cable - 30m (meters). Recommendation
  • 4 x JST SH Connectors
  • 12 x JST SH Crimp pins (You should get a lot more (like 100), because they are really small and break easily if you are not really careful when assembling the connectors - plus they are really cheap -)
  • 4 x 20K Resistors and 22nF Capacitors (Again, you should get a lot more; it is easy to make mistakes)
  • 1 x PA-09 Crimping Tool

Instructions

Firstly the pins that need to be connected are pins 1, 5, and 9.

Pin #1 is the ground pin.

Pin #5 is the synchronization signal pin

Pin #9 is the General Purpose Input/Output (GPIO) pin

  • The schematic for the RC-filters is described in Intel's white paper.

In order to avoid ESD events (electro-static discharge events) a simple passive low-pass RC filter is needed.

A simple breadboard illustration is presented bellow:

Cable length between each sensor should be about 5m long.

Assembly Video (on Youtube)

Assembly Video