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  3. Nodemcu + RFM69. Level converter needed?

Nodemcu + RFM69. Level converter needed?

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  • G gmccarthy

    After many months of struggling with the poor range of NRF24L01+ (And having tried all the tricks) I'm not trying my luck with the RFM69 radio. (RFM69CW - 868Mhz)

    When connecting the rfm69 to the nodemcu (For the ESP8266 gateway), is a 5v to 3.3v logic level converted required?

    For the projects listed it says you need one when connecting it to the Arduino but wasn't sure about the Nodemcu.

    Also can someone confirm the wiring - its not 100% clear.

    Is this correct?

    Nodemcu ---> RFM69
    D2 ---> N/C
    D8 ---> NSS
    D5 ---> SCK
    D7 ---> MOSI
    D6 ---> MISO
    N/C ---> D100

    And of course GND and VCC (3.3v)

    mfalkviddM Offline
    mfalkviddM Offline
    mfalkvidd
    Mod
    wrote on last edited by mfalkvidd
    #2

    @gmccarthy I don't know about the connections, but the nodemcu is 3.3V so there is no need for a level converter.

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    • G Offline
      G Offline
      gmccarthy
      wrote on last edited by
      #3

      Thanks - I can only think my connections are wrong then. Can't get any comms going on the rfm69.

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      • korttomaK Offline
        korttomaK Offline
        korttoma
        Hero Member
        wrote on last edited by
        #4

        You allso need to connect the DI00 for the RFM69.

        • Tomas
        G 1 Reply Last reply
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        • korttomaK korttoma

          You allso need to connect the DI00 for the RFM69.

          G Offline
          G Offline
          gmccarthy
          wrote on last edited by
          #5

          @korttoma That probably explains why I can't get it working. Do you know what pin it needs to connect to on the nodemcu?

          On this link the DI00 is gray (https://www.mysensors.org/build/connect_radio) but here it doesnt show where to connect it (https://www.mysensors.org/build/esp8266_gateway)

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          • E Offline
            E Offline
            emc2
            Hardware Contributor
            wrote on last edited by
            #6

            Did you try @chrille wiring:
            https://forum.mysensors.org/topic/3061/solved-esp8266-gateway-with-rfm69-wdt-issues/4

            exemple here:
            https://github.com/janchrillesen/arduino-stuff/blob/master/GatewayESP8266-RFM69.ino

            G 1 Reply Last reply
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            • korttomaK Offline
              korttomaK Offline
              korttoma
              Hero Member
              wrote on last edited by
              #7

              I do not know about the nodemcu but I connected IRQ (DI00 of RFM69) to GPIO4 on my ESP-07 and added the following line to the sketch:

              #define MY_RF69_IRQ_PIN 4
              
              • Tomas
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              • E emc2

                Did you try @chrille wiring:
                https://forum.mysensors.org/topic/3061/solved-esp8266-gateway-with-rfm69-wdt-issues/4

                exemple here:
                https://github.com/janchrillesen/arduino-stuff/blob/master/GatewayESP8266-RFM69.ino

                G Offline
                G Offline
                gmccarthy
                wrote on last edited by
                #8

                @emc2 Thanks for the link.

                I've connected up the missing pin and believe the wiring is all correct. Double checked the wiring on the arduino mini as well to the rfm69 (Via logic converter)

                Still can't get it to communicate using DallasTemperatureSensor-RFM69.ino

                Starting sensor (RRNNA-, 2.0.0)
                TSM:INIT
                TSM:RADIO:OK
                TSP:ASSIGNID:OK (ID=5)
                TSM:FPAR
                TSP:MSG:SEND 5-5-255-255 s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=bc:
                TSM:FPAR
                TSP:MSG:SEND 5-5-255-255 s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=bc:
                TSM:FPAR
                TSP:MSG:SEND 5-5-255-255 s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=bc:
                TSM:FPAR
                TSP:MSG:SEND 5-5-255-255 s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=bc:
                !TSM:FPAR:FAIL
                !TSM:FAILURE
                TSM:PDT
                
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                • E Offline
                  E Offline
                  emc2
                  Hardware Contributor
                  wrote on last edited by
                  #9

                  And you set up the pins radio type in your gateway sketch too right?

                  // Enables and select radio type (if attached)
                  #define MY_RADIO_RFM69
                  #define MY_RFM69_FREQUENCY   RF69_868MHZ
                  #define MY_RF69_IRQ_PIN 4
                  #define MY_RF69_SPI_CS 15
                  
                  G 1 Reply Last reply
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                  • E emc2

                    And you set up the pins radio type in your gateway sketch too right?

                    // Enables and select radio type (if attached)
                    #define MY_RADIO_RFM69
                    #define MY_RFM69_FREQUENCY   RF69_868MHZ
                    #define MY_RF69_IRQ_PIN 4
                    #define MY_RF69_SPI_CS 15
                    
                    G Offline
                    G Offline
                    gmccarthy
                    wrote on last edited by
                    #10

                    @emc2 Yes

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                    • E Offline
                      E Offline
                      emc2
                      Hardware Contributor
                      wrote on last edited by
                      #11

                      I guess you would need to give the logs for the gateway too, to see if you have a radio fail somewhere.

                      G 1 Reply Last reply
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                      • E emc2

                        I guess you would need to give the logs for the gateway too, to see if you have a radio fail somewhere.

                        G Offline
                        G Offline
                        gmccarthy
                        wrote on last edited by gmccarthy
                        #12

                        @emc2 This is all I see on the gateway:

                        0;255;3;0;9;Starting gateway (RRNGE-, 2.0.0)
                        0;255;3;0;9;TSM:INIT
                        0;255;3;0;9;TSM:RADIO:OK
                        0;255;3;0;9;TSM:GW MODE
                        0;255;3;0;9;TSM:READY
                        scandone
                        state: 0 -> 2 (b0)
                        state: 2 -> 3 (0)
                        state: 3 -> 5 (10)
                        add 0
                        aid 6
                        cnt 
                        f r0, scandone
                        
                        connected with homenet, channel 1
                        dhcp client start...
                        ..............ip:192.168.1.100,mask:255.255.255.0,gw:192.168.1.1
                        .IP: 192.168.1.100
                        0;255;3;0;9;No registration required
                        0;255;3;0;9;Init complete, id=0, parent=0, distance=0, registration=1
                        pm open,type:2 0
                        0;255;3;0;9;TSP:SANCHK:OK
                        0;255;3;0;9;TSP:SANCHK:OK
                        
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                        • E Offline
                          E Offline
                          emc2
                          Hardware Contributor
                          wrote on last edited by
                          #13

                          It seems good on the gateway to me, no radio error at least.
                          Past that no idea.

                          G 1 Reply Last reply
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                          • E emc2

                            It seems good on the gateway to me, no radio error at least.
                            Past that no idea.

                            G Offline
                            G Offline
                            gmccarthy
                            wrote on last edited by
                            #14

                            @emc2 Thanks. Will keep digging but I"m almost out of idea as well. :(

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                            • E Offline
                              E Offline
                              emc2
                              Hardware Contributor
                              wrote on last edited by
                              #15

                              @gmccarthy maybe an interesting read:
                              https://forum.mysensors.org/topic/4889/esp8266-rfm69-gateway/5

                              G 1 Reply Last reply
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                              • korttomaK Offline
                                korttomaK Offline
                                korttoma
                                Hero Member
                                wrote on last edited by
                                #16

                                On the arduino mini I think you should connect the DI00 (IRQ) to pin 2 like you see on this page

                                For some CPU types the IRQ pin is hard coded and can not be re-assigned.

                                • Tomas
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                                • TON RIJNAARDT Offline
                                  TON RIJNAARDT Offline
                                  TON RIJNAARD
                                  wrote on last edited by
                                  #17

                                  @gmccarthy i have insert this line in the gateway then was it working for me

                                  #define MY_RFM69_PA_LEVEL RF69_PA_LOW

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                                  • E emc2

                                    @gmccarthy maybe an interesting read:
                                    https://forum.mysensors.org/topic/4889/esp8266-rfm69-gateway/5

                                    G Offline
                                    G Offline
                                    gmccarthy
                                    wrote on last edited by gmccarthy
                                    #18

                                    @emc2 Interesting read.

                                    @korttoma I've connected up IRQ line. Still no luck,

                                    @TON-RIJNAARD Have tried that now as well. No luck.

                                    Tried going back to basics and now have 2 x Arduino pros with RFM69 - both loaded with pingpong script.

                                    Don't know where I'm going wrong but I can't even start the script - entering 1 or T does nothing. (I"ve used the script before with the NRF radio and it works)

                                    Have also tried the latest dev version.

                                    Just keep getting this on both arduinos:

                                    0 MCO:BGN:INIT NODE,CP=RRNNA--,VER=2.0.1-beta
                                    4 TSM:INIT
                                    1 MCO:BGN:INIT NODE,CP=RRNNA--,VER=2.0.1-beta
                                    5 TSM:INIT
                                    7 TSM:INIT:TSP OK
                                    8 TSM:FPAR
                                    138 TSF:MSG:SEND,255-255-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                                    2145 !TSM:FPAR:NO REPLY
                                    2147 TSM:FPAR
                                    2277 TSF:MSG:SEND,255-255-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                                    4284 !TSM:FPAR:NO REPLY
                                    4286 TSM:FPAR
                                    4416 TSF:MSG:SEND,255-255-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                                    6423 !TSM:FPAR:NO REPLY
                                    6425 TSM:FPAR
                                    6555 TSF:MSG:SEND,255-255-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                                    8562 !TSM:FPAR:FAIL
                                    8563 TSM:FAIL:CNT=1
                                    8565 TSM:FAIL:PDT
                                    
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