Creating jumper leads from ethernet cables - connect multiple components












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















    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






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Jan 23 at 20:13









      Stuart BrownStuart Brown

      1373




      1373






















          2 Answers
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          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














          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























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            2 Answers
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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

            1,089410




            1,089410













            • 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




























              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


























                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

                902110




                902110






























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