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  3. NRF24l01 1.27mm Arduino Pro Mini Adapter board

NRF24l01 1.27mm Arduino Pro Mini Adapter board

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  • A Offline
    A Offline
    AWI
    Hero Member
    wrote on last edited by AWI
    #1

    Not really a project, not my own design but I think this adapter board can be of use to many. The board was published by Kauz on www.thinkering.de.
    0_1487515383182_upload-9af3827a-74e8-4744-a799-2fdcf8f2e521

    I breadboard a lot of pro-mini circuits to be MySensor'ized at a later stage and have been using the jModule frequently upto now, The jModule includes a 3.3V LDO and does the job well. However this adapter has the advantage that it breaks out all the pro-mini pin's in their original spot and keeps most of the form factor (you need to use a 3.3V pro-mini).

    A few pictures:

    The components
    0_1487515596830_upload-14a7811c-934f-4ad2-b2aa-23f2c71488f2 The yellow part is a smd tantalum 4.7uF capacitor. I had the smd nRF24l01 already soldered on the board (takes a little exercise).

    Soldered with pin headers. The author soldered it "trough-hole" without headers.
    0_1487515869578_upload-4626267c-7169-4475-9aa7-e11e40db09190_1487516051581_upload-0e1db919-3304-4dc2-881b-9c0c2e3b9bdf You need wires from the board to Vcc and Gnd.

    Comparison with jModule:
    0_1487515950101_upload-9d222b3f-c342-426e-9e08-8fda9201a10e 0_1487515980034_upload-c1a4776d-8746-4b15-9324-3df09369f6dd

    Ready for 4 new MySensors projects :-)
    0_1487516135469_upload-baffb796-a7dc-436b-a138-5f6d2d0ca9e3

    G 1 Reply Last reply
    7
    • A AWI

      Not really a project, not my own design but I think this adapter board can be of use to many. The board was published by Kauz on www.thinkering.de.
      0_1487515383182_upload-9af3827a-74e8-4744-a799-2fdcf8f2e521

      I breadboard a lot of pro-mini circuits to be MySensor'ized at a later stage and have been using the jModule frequently upto now, The jModule includes a 3.3V LDO and does the job well. However this adapter has the advantage that it breaks out all the pro-mini pin's in their original spot and keeps most of the form factor (you need to use a 3.3V pro-mini).

      A few pictures:

      The components
      0_1487515596830_upload-14a7811c-934f-4ad2-b2aa-23f2c71488f2 The yellow part is a smd tantalum 4.7uF capacitor. I had the smd nRF24l01 already soldered on the board (takes a little exercise).

      Soldered with pin headers. The author soldered it "trough-hole" without headers.
      0_1487515869578_upload-4626267c-7169-4475-9aa7-e11e40db09190_1487516051581_upload-0e1db919-3304-4dc2-881b-9c0c2e3b9bdf You need wires from the board to Vcc and Gnd.

      Comparison with jModule:
      0_1487515950101_upload-9d222b3f-c342-426e-9e08-8fda9201a10e 0_1487515980034_upload-c1a4776d-8746-4b15-9324-3df09369f6dd

      Ready for 4 new MySensors projects :-)
      0_1487516135469_upload-baffb796-a7dc-436b-a138-5f6d2d0ca9e3

      G Offline
      G Offline
      Grubstake
      wrote on last edited by
      #2

      @AWI

      Thanks for posting this! I am just getting past the breadboard/UNO stage and your timing is perfect. So far I have only used NRF24L01+PA+LNA and I want to build smaller units with NRF24L01+.

      Would it be possible for you to post your photo ("the components") with higher resolution? There are so many different NRF modules sold and I cannot see the details of the NRF module this adapter board will fit. Also can you share the source/model for the NRF module?

      Thanks again,

      Tim

      A 1 Reply Last reply
      0
      • gohanG Offline
        gohanG Offline
        gohan
        Mod
        wrote on last edited by
        #3

        But those nrf24 modules are not the usual form factor, are they?

        1 Reply Last reply
        0
        • G Grubstake

          @AWI

          Thanks for posting this! I am just getting past the breadboard/UNO stage and your timing is perfect. So far I have only used NRF24L01+PA+LNA and I want to build smaller units with NRF24L01+.

          Would it be possible for you to post your photo ("the components") with higher resolution? There are so many different NRF modules sold and I cannot see the details of the NRF module this adapter board will fit. Also can you share the source/model for the NRF module?

          Thanks again,

          Tim

          A Offline
          A Offline
          AWI
          Hero Member
          wrote on last edited by
          #4

          @Grubstake Here you go. For the nRF24l01 modules search for "smd nRF24l01". I got them here. @gohan these small modules have given me less problems than the large one's.
          I marked the pad's where you connect Vcc (+) and Gnd(-) and on the small pads you can solder the capitor. It's where I used the tantalum one but you can probably fit a small electrolytics one (with wire) also.

          0_1487527616214_upload-9886e78d-43df-4d61-b9a3-0228aa10b0b1

          1 Reply Last reply
          1
          • F Offline
            F Offline
            flopp
            wrote on last edited by
            #5

            Would it be possible to take 3.3 Volt from e.g. PIN 8 and GND from PIN 7?

            A 1 Reply Last reply
            0
            • F flopp

              Would it be possible to take 3.3 Volt from e.g. PIN 8 and GND from PIN 7?

              A Offline
              A Offline
              AWI
              Hero Member
              wrote on last edited by AWI
              #6

              @flopp that is the intention you have the freedom to attach any pin, just be aware of the max sink sure current. I made a shortcut for ground on the other side of the board and the easiest route to the ftdi helder.

              1 Reply Last reply
              0
              • F Offline
                F Offline
                flopp
                wrote on last edited by
                #7

                PIN as Ground
                http://arduino.stackexchange.com/questions/620/a-digital-i-o-pin-as-ground

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