Creating jumper leads from ethernet cables - connect multiple components

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I've bought some crimpers and a dupont connection kit and I'm planning on reusing some old cat5 ethernet cables I have.



Is it reasonable to connect two devices to the RPi via the 8 wires in the cat5 cable? For example connecting four jumpers to 4 GPIO pins on the RPi connecting to one device and the other four cables in the cat 5 cable to four other jumpers on the RPi connected to a second device?



This is attractive because it keeps the wiring (that will be visible) reasonably tidy but I'm not sure if this approach is technically appropriate.










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    6















    I've bought some crimpers and a dupont connection kit and I'm planning on reusing some old cat5 ethernet cables I have.



    Is it reasonable to connect two devices to the RPi via the 8 wires in the cat5 cable? For example connecting four jumpers to 4 GPIO pins on the RPi connecting to one device and the other four cables in the cat 5 cable to four other jumpers on the RPi connected to a second device?



    This is attractive because it keeps the wiring (that will be visible) reasonably tidy but I'm not sure if this approach is technically appropriate.










    share|improve this question
























      6












      6








      6


      1






      I've bought some crimpers and a dupont connection kit and I'm planning on reusing some old cat5 ethernet cables I have.



      Is it reasonable to connect two devices to the RPi via the 8 wires in the cat5 cable? For example connecting four jumpers to 4 GPIO pins on the RPi connecting to one device and the other four cables in the cat 5 cable to four other jumpers on the RPi connected to a second device?



      This is attractive because it keeps the wiring (that will be visible) reasonably tidy but I'm not sure if this approach is technically appropriate.










      share|improve this question














      I've bought some crimpers and a dupont connection kit and I'm planning on reusing some old cat5 ethernet cables I have.



      Is it reasonable to connect two devices to the RPi via the 8 wires in the cat5 cable? For example connecting four jumpers to 4 GPIO pins on the RPi connecting to one device and the other four cables in the cat 5 cable to four other jumpers on the RPi connected to a second device?



      This is attractive because it keeps the wiring (that will be visible) reasonably tidy but I'm not sure if this approach is technically appropriate.







      ethernet wiring pi-gpio






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      asked Jan 23 at 20:13









      Stuart BrownStuart Brown

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      1373




















          2 Answers
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          I do this all the time. Ethernet (Cat5) cable is twisted pair, which provides you with cross-talk protection.



          Note that the longest run I've used is about 36", so you may have to do testing to ensure you're not receiving interference at long distances if that's what you're wanting to do.






          share|improve this answer

























          • Awesome thanks @stevieb. I'll have a run of about 1.5m I think

            – Stuart Brown
            Jan 23 at 20:57


















          5














          Lots of folks do that.



          You may need to add some small capacitors on long cable runs to reduce and RF interference that a long unshielded cable can pick up.






          share|improve this answer























          • That's great, many thanks for your help

            – Stuart Brown
            Jan 23 at 20:55










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          2 Answers
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          active

          oldest

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          2 Answers
          2






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          5














          I do this all the time. Ethernet (Cat5) cable is twisted pair, which provides you with cross-talk protection.



          Note that the longest run I've used is about 36", so you may have to do testing to ensure you're not receiving interference at long distances if that's what you're wanting to do.






          share|improve this answer

























          • Awesome thanks @stevieb. I'll have a run of about 1.5m I think

            – Stuart Brown
            Jan 23 at 20:57















          5














          I do this all the time. Ethernet (Cat5) cable is twisted pair, which provides you with cross-talk protection.



          Note that the longest run I've used is about 36", so you may have to do testing to ensure you're not receiving interference at long distances if that's what you're wanting to do.






          share|improve this answer

























          • Awesome thanks @stevieb. I'll have a run of about 1.5m I think

            – Stuart Brown
            Jan 23 at 20:57













          5












          5








          5







          I do this all the time. Ethernet (Cat5) cable is twisted pair, which provides you with cross-talk protection.



          Note that the longest run I've used is about 36", so you may have to do testing to ensure you're not receiving interference at long distances if that's what you're wanting to do.






          share|improve this answer















          I do this all the time. Ethernet (Cat5) cable is twisted pair, which provides you with cross-talk protection.



          Note that the longest run I've used is about 36", so you may have to do testing to ensure you're not receiving interference at long distances if that's what you're wanting to do.







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Jan 24 at 14:19

























          answered Jan 23 at 20:34









          steviebstevieb

          1,024410




          1,024410












          • Awesome thanks @stevieb. I'll have a run of about 1.5m I think

            – Stuart Brown
            Jan 23 at 20:57

















          • Awesome thanks @stevieb. I'll have a run of about 1.5m I think

            – Stuart Brown
            Jan 23 at 20:57
















          Awesome thanks @stevieb. I'll have a run of about 1.5m I think

          – Stuart Brown
          Jan 23 at 20:57





          Awesome thanks @stevieb. I'll have a run of about 1.5m I think

          – Stuart Brown
          Jan 23 at 20:57













          5














          Lots of folks do that.



          You may need to add some small capacitors on long cable runs to reduce and RF interference that a long unshielded cable can pick up.






          share|improve this answer























          • That's great, many thanks for your help

            – Stuart Brown
            Jan 23 at 20:55















          5














          Lots of folks do that.



          You may need to add some small capacitors on long cable runs to reduce and RF interference that a long unshielded cable can pick up.






          share|improve this answer























          • That's great, many thanks for your help

            – Stuart Brown
            Jan 23 at 20:55













          5












          5








          5







          Lots of folks do that.



          You may need to add some small capacitors on long cable runs to reduce and RF interference that a long unshielded cable can pick up.






          share|improve this answer













          Lots of folks do that.



          You may need to add some small capacitors on long cable runs to reduce and RF interference that a long unshielded cable can pick up.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Jan 23 at 20:32









          DougieDougie

          841110




          841110












          • That's great, many thanks for your help

            – Stuart Brown
            Jan 23 at 20:55

















          • That's great, many thanks for your help

            – Stuart Brown
            Jan 23 at 20:55
















          That's great, many thanks for your help

          – Stuart Brown
          Jan 23 at 20:55





          That's great, many thanks for your help

          – Stuart Brown
          Jan 23 at 20:55

















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