How to connect PS/2 female to USB female?

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Discussion Overview

The discussion revolves around the challenge of connecting a female PS/2 connector to a female USB port, focusing on potential solutions, including adapters and custom cables. Participants explore both ready-made options and DIY approaches, considering the technical requirements of signal conversion.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Experimental/applied

Main Points Raised

  • One participant seeks a way to connect a female PS/2 to a female USB, expressing difficulty in finding a suitable connector.
  • Another participant suggests a PS/2 to USB adapter that some PS/2 mice used to include, indicating it could serve the purpose.
  • A participant clarifies the need for a male USB plug to connect to a computer, emphasizing the specific type of PS/2 connector involved.
  • There is a suggestion to create a short cable with male mini DIN 6-pin connectors as a potential solution.
  • One participant notes that while soldering could create a custom solution, it would not address the necessary signal conversion between PS/2 and USB formats.
  • Another participant mentions that the adapter linked earlier contains a chip for converting signals, which is essential for compatibility with keyboards and mice.
  • A participant proposes using a serial-to-USB adapter along with a short converting unit, specifically for connecting a Garmin GPS device.
  • Concerns are raised about the interaction between the GPS device and the computer, particularly regarding script compatibility as if it were connected via a serial cable.

Areas of Agreement / Disagreement

Participants express various approaches to the problem, with no consensus on a single solution. Some suggest ready-made adapters, while others consider custom solutions, indicating a range of opinions on the best method to achieve the connection.

Contextual Notes

The discussion highlights the technical complexities involved in converting signals between PS/2 and USB formats, which may require specific components or adapters that are not readily available. The interaction with the Garmin GPS device also introduces additional considerations regarding compatibility and functionality.

hammeraxe
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This is more of a hobbyist than engineering question, but basically I need to connect a female PS/2 (mini DIN 6-pin) to a female USB (ie plug in a computer).

I haven't succeeded in finding a connector that does this, so i thought of doing a PS/2 to USB and then USB male to USB male (as this seems to be one of the few "single gender" connectors they actually make, although there are some PS/2 male to male as well). The problem is that these usually come as cables (e.g. 1.8 m long), but I would only need a connector. Is there such a thing and if so, where to get it?
 
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No, that's the point. This is how it looks:
http://img163.imageshack.us/img163/6378/connectorh.jpg

And this needs to be converted to male USB plug to fit into a computer.
 
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hammeraxe said:
The problem is that these usually come as cables (e.g. 1.8 m long), but I would only need a connector. Is there such a thing and if so, where to get it?
Could you make a short cable with a couple of male mini DIN 6-pin connectors?
 
Obviously, pretty much anything can be done with enough soldering, but I was kind of looking for a ready made solution. It doesn't make that much difference though, as I haven't got the components anyway
 
hammeraxe said:
Obviously, pretty much anything can be done with enough soldering, but I was kind of looking for a ready made solution. It doesn't make that much difference though, as I haven't got the components anyway

A good deal *can* be done with soldering, but no amount of solder will convert the signals for you. Assuming this is a standard keyboard or mouse that follows the PS/2 format, the PS/2 has a data and clock line (in addition to the power and ground lines), which are encoded differently from the USB spec:
http://en.wikipedia.org/wiki/PS/2_connector
http://en.wikipedia.org/wiki/Usb#Cables

The adapter that vk6kro linked to has a little chip in it that does this necessary conversion FOR KEYBOARDS and/or MICE (I've seen them coloured purple or green, depending on whether you have a mouse or keyboard, they probably have ones that are smart enough to figure out what you have connected, at a correspondingly higher price point).

So it might be better if you step back a bit and let us know what the other end of your 6-pin DIN female cable is connected to?
 
My suggestion to make a short cable was to be used with vk6kros adapter.
 
Yeah, i was thinking the same thing: using a serial-to-USB adapter and a short converting unit.

The device I want to connect is a Garmin GPS 35 satnav for embedded applications

https://buy.garmin.com/shop/shop.do?pID=62&ra=true

I've got the LVS version, so I figure the LVS version should be able to take power from USB.

I'm a bit concerned about the actual interaction with the device: ie will I be able to work with it from my script just as if it was connected by serial cable?
 
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