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  3. 💬 Sensebender Micro

💬 Sensebender Micro

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  • N NailMan

    Hello!

    Help me understand why the sketches are not loaded in Sensebender Micro - there is a synchronization error:
    avrdude: stk500_getsync() attempt 1 of 10: not in sync: resp=0x82
    ....
    avrdude: stk500_getsync() attempt 9 of 10: not in sync: resp=0x82
    avrdude: stk500_recv(): programmer is not responding

    • FTDI connected via 3.3V jumper

    • Another device built on the SB Micro with SB bootloader is also not flashed with the same error, but on the PC of my friend, sketches successfully loaded into the device and on my PC are given the correct data when working sketch

    • device and serial port are selected correctly

    • mySensors Lib and device packs(AVR, SAMD) installed with standard lib and device managers(and also added path https://raw.githubusercontent.com/mysensors/ArduinoBoards/master/package_mysensors.org_index.json in the settings menu)

    • at the same time if I take a pure Pro Mini and load into it any sample sketch of mySensors package - it will successfully do it and will work.

    What am I doing wrong and how do I get the Sensebender Micro to take sketches?

    tbowmoT Offline
    tbowmoT Offline
    tbowmo
    Admin
    wrote on last edited by
    #83

    @nailman

    Did you select the sensebender micro as target in Arduino? Is it the same FTDI device that is used on both computers?

    N 1 Reply Last reply
    0
    • tbowmoT tbowmo

      @nailman

      Did you select the sensebender micro as target in Arduino? Is it the same FTDI device that is used on both computers?

      N Offline
      N Offline
      NailMan
      wrote on last edited by
      #84

      @tbowmo
      Yes, of course, I chose the target device "Sensebender Micro -> "Atmega328p, 1mhz" and "Atmega328p, 8mhz"(for device (RGBW controller) based on SB Micro with 8Mhz quartz resonator).

      I tried three different FTDIs.

      With any other Arduino (with native loaders) there are no problems with these FTDI adapters.

      alexsh1A 1 Reply Last reply
      0
      • N NailMan

        @tbowmo
        Yes, of course, I chose the target device "Sensebender Micro -> "Atmega328p, 1mhz" and "Atmega328p, 8mhz"(for device (RGBW controller) based on SB Micro with 8Mhz quartz resonator).

        I tried three different FTDIs.

        With any other Arduino (with native loaders) there are no problems with these FTDI adapters.

        alexsh1A Offline
        alexsh1A Offline
        alexsh1
        wrote on last edited by
        #85

        @nailman At what Mhz does your RGBW Controller is running now?
        It seems to be the problem is in identifying the correct board.

        If I have a board running at 1Mhz and try to program it at 8Mhz, similar to your error would come up, i.e. not in sync

        1 Reply Last reply
        0
        • tbowmoT Offline
          tbowmoT Offline
          tbowmo
          Admin
          wrote on last edited by
          #86

          Unless the bootloader is reprogrammed, then it defaults to 8mhz, and you have to actively set registers to run at 1mhz in your sketch.

          Do you have a ISP programmer? If yes, could you make a memory dump, and send it to me?

          N 1 Reply Last reply
          0
          • joaoabsJ Offline
            joaoabsJ Offline
            joaoabs
            wrote on last edited by
            #87

            Hello,
            Coming back to the battery powering topic: I was checking some SlimNode code and it uses #include <Vcc.h> library to report battery level. I can see in that the example code above doesn't use it. Does anyone know what is the difference? Which is better?
            Thanks,

            1 Reply Last reply
            0
            • tbowmoT Offline
              tbowmoT Offline
              tbowmo
              Admin
              wrote on last edited by
              #88

              @joaoabs

              Could you post a link to the code from slimnode?

              1 Reply Last reply
              0
              • joaoabsJ Offline
                joaoabsJ Offline
                joaoabs
                wrote on last edited by joaoabs
                #89

                Hi,

                The slimnode original thread has a few (not sure anymore which example I'm using now because the thread is huge and I've lost track of it)
                Here is one example:
                https://forum.mysensors.org/topic/2067/my-slim-2aa-battery-node/306

                and other:
                https://forum.mysensors.org/topic/2067/my-slim-2aa-battery-node/116

                1 Reply Last reply
                0
                • tbowmoT Offline
                  tbowmoT Offline
                  tbowmo
                  Admin
                  wrote on last edited by tbowmo
                  #90

                  @joaoabs

                  The library use the exact same method to read VCC, as the Sensebender Micro example. It's just the functions that is extracted into a library (which I think have been done by @Yveaux )

                  1 Reply Last reply
                  0
                  • tbowmoT tbowmo

                    Unless the bootloader is reprogrammed, then it defaults to 8mhz, and you have to actively set registers to run at 1mhz in your sketch.

                    Do you have a ISP programmer? If yes, could you make a memory dump, and send it to me?

                    N Offline
                    N Offline
                    NailMan
                    wrote on last edited by
                    #91

                    @tbowmo
                    I apologize for the delay in replying, I was very busy with work.

                    It turned out to be some mystical incompatibility of the FTDI and Sensbender Micro or a device based on its loader. Three versions of my FTDI refused to work with Sensbender Micro, but they worked with regular Arduino, and the fourth one, bought on AliExpress, works perfectly normal. Externally, all the same, only those that do not work with Sensbender Micro, the labeling of the chip differs slightly in the quality of engraving on the plastic.

                    Maybe it's fake or some kind of non-standard chips.

                    alexsh1A 1 Reply Last reply
                    0
                    • N NailMan

                      @tbowmo
                      I apologize for the delay in replying, I was very busy with work.

                      It turned out to be some mystical incompatibility of the FTDI and Sensbender Micro or a device based on its loader. Three versions of my FTDI refused to work with Sensbender Micro, but they worked with regular Arduino, and the fourth one, bought on AliExpress, works perfectly normal. Externally, all the same, only those that do not work with Sensbender Micro, the labeling of the chip differs slightly in the quality of engraving on the plastic.

                      Maybe it's fake or some kind of non-standard chips.

                      alexsh1A Offline
                      alexsh1A Offline
                      alexsh1
                      wrote on last edited by
                      #92

                      @nailman There are a lot of fake FTDI modules. Some are labelled FTDI other claim to be FTDI but are CH340. Some have DTR others RST and good ones like Adafruit Friend it is selectable.

                      My recommendation is do not try to save a few bucks here. Spend money on a good quality FTDI adapter like Adafruit Friend.

                      1 Reply Last reply
                      0
                      • F Offline
                        F Offline
                        flybysun
                        wrote on last edited by
                        #93

                        Hi,
                        I'm using the mysensor lib for a while but I recently run into problems. I've some arduino pro minis running with dht22 sensors which send their data over nrf24 to an mqtt ethernet gateway.
                        But maybe someone can help me with this one: I have build my own sensebender-micro modules. First of all I programmed the fuses of the mega328p as follows: lfuse: 0xE2, hfuse: 0xD2, efuse: 0xFE. Then I've programmed the DualOptiBoot Bootloader to them, everything worked fine so far, I can upoload sketches from the Arduino IDE via FTDI Programmer. The Problem: When I upload the official example sketch and watch the serial monitor I just see the MySensors splash screen. It seems, that the sketch does not even run into the setup routine. This starts to make me crazy, since I do not even know where to search. If I upload other sketches (basic blinking led, serial port examples or the passive node example from mysensors) it shows that my hardware in general seems to work. When I enable debug this is the output:

                         __  __       ____
                        |  \/  |_   _/ ___|  ___ _ __  ___  ___  _ __ ___
                        | |\/| | | | \___ \ / _ \ `_ \/ __|/ _ \| `__/ __|
                        | |  | | |_| |___| |  __/ | | \__ \  _  | |  \__ \
                        |_|  |_|\__, |____/ \___|_| |_|___/\___/|_|  |___/
                                |___/                      2.3.0
                        
                        16 MCO:BGN:INIT NODE,CP=RNONA---,VER=2.3.0
                        26 TSM:INIT
                        28 TSF:WUR:MS=0
                        36 TSM:INIT:TSP OK
                        38 TSF:SID:OK,ID=100
                        40 TSM:FPAR
                        75 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                        2084 !TSM:FPAR:NO REPLY
                        2086 TSM:FPAR
                        2121 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                        4130 !TSM:FPAR:NO REPLY
                        4132 TSM:FPAR
                        4167 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                        6176 !TSM:FPAR:NO REPLY
                        6178 TSM:FPAR
                        6213 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                        8222 !TSM:FPAR:FAIL
                        8224 TSM:FAIL:CNT=1
                        8226 TSM:FAIL:DIS
                        8228 TSF:TDI:TSL
                        18229 TSM:FAIL:RE-INIT
                        18231 TSM:INIT
                        18239 TSM:INIT:TSP OK
                        18241 TSF:SID:OK,ID=100
                        18243 TSM:FPAR
                        18280 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                        20289 !TSM:FPAR:NO REPLY
                        

                        Even the NRF24 connection seems to work. This is the output of my mosquitto broker when running the passive node example:

                        home/OpenMQTTGateway/LWT Online
                        home/OpenMQTTGateway/version 0.7
                        mygateway1-out/100/255/0/0/17 2.3.0
                        mygateway1-out/100/255/3/0/6 255
                        mygateway1-out/100/255/3/0/11 Passive node
                        mygateway1-out/100/255/3/0/12 1.0
                        mygateway1-out/100/0/0/0/6 (null)
                        mygateway1-out/100/0/1/0/0 25.70
                        mygateway1-out/100/0/1/0/0 26.90
                        mygateway1-out/100/0/1/0/0 27.30
                        mygateway1-out/100/0/1/0/0 25.80
                        mygateway1-out/100/0/1/0/0 26.00
                        

                        I appreciate any help, thanks in advance!

                        Cheers

                        mfalkviddM 1 Reply Last reply
                        0
                        • F flybysun

                          Hi,
                          I'm using the mysensor lib for a while but I recently run into problems. I've some arduino pro minis running with dht22 sensors which send their data over nrf24 to an mqtt ethernet gateway.
                          But maybe someone can help me with this one: I have build my own sensebender-micro modules. First of all I programmed the fuses of the mega328p as follows: lfuse: 0xE2, hfuse: 0xD2, efuse: 0xFE. Then I've programmed the DualOptiBoot Bootloader to them, everything worked fine so far, I can upoload sketches from the Arduino IDE via FTDI Programmer. The Problem: When I upload the official example sketch and watch the serial monitor I just see the MySensors splash screen. It seems, that the sketch does not even run into the setup routine. This starts to make me crazy, since I do not even know where to search. If I upload other sketches (basic blinking led, serial port examples or the passive node example from mysensors) it shows that my hardware in general seems to work. When I enable debug this is the output:

                           __  __       ____
                          |  \/  |_   _/ ___|  ___ _ __  ___  ___  _ __ ___
                          | |\/| | | | \___ \ / _ \ `_ \/ __|/ _ \| `__/ __|
                          | |  | | |_| |___| |  __/ | | \__ \  _  | |  \__ \
                          |_|  |_|\__, |____/ \___|_| |_|___/\___/|_|  |___/
                                  |___/                      2.3.0
                          
                          16 MCO:BGN:INIT NODE,CP=RNONA---,VER=2.3.0
                          26 TSM:INIT
                          28 TSF:WUR:MS=0
                          36 TSM:INIT:TSP OK
                          38 TSF:SID:OK,ID=100
                          40 TSM:FPAR
                          75 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                          2084 !TSM:FPAR:NO REPLY
                          2086 TSM:FPAR
                          2121 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                          4130 !TSM:FPAR:NO REPLY
                          4132 TSM:FPAR
                          4167 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                          6176 !TSM:FPAR:NO REPLY
                          6178 TSM:FPAR
                          6213 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                          8222 !TSM:FPAR:FAIL
                          8224 TSM:FAIL:CNT=1
                          8226 TSM:FAIL:DIS
                          8228 TSF:TDI:TSL
                          18229 TSM:FAIL:RE-INIT
                          18231 TSM:INIT
                          18239 TSM:INIT:TSP OK
                          18241 TSF:SID:OK,ID=100
                          18243 TSM:FPAR
                          18280 TSF:MSG:SEND,100-100-255-255,s=255,c=3,t=7,pt=0,l=0,sg=0,ft=0,st=OK:
                          20289 !TSM:FPAR:NO REPLY
                          

                          Even the NRF24 connection seems to work. This is the output of my mosquitto broker when running the passive node example:

                          home/OpenMQTTGateway/LWT Online
                          home/OpenMQTTGateway/version 0.7
                          mygateway1-out/100/255/0/0/17 2.3.0
                          mygateway1-out/100/255/3/0/6 255
                          mygateway1-out/100/255/3/0/11 Passive node
                          mygateway1-out/100/255/3/0/12 1.0
                          mygateway1-out/100/0/0/0/6 (null)
                          mygateway1-out/100/0/1/0/0 25.70
                          mygateway1-out/100/0/1/0/0 26.90
                          mygateway1-out/100/0/1/0/0 27.30
                          mygateway1-out/100/0/1/0/0 25.80
                          mygateway1-out/100/0/1/0/0 26.00
                          

                          I appreciate any help, thanks in advance!

                          Cheers

                          mfalkviddM Offline
                          mfalkviddM Offline
                          mfalkvidd
                          Mod
                          wrote on last edited by
                          #94

                          Hi @flybysun, welcome to the forum!

                          !TSM:FPAR:NO REPLY

                          means that the sensor node does not get a response from the gateway. What type of gateway are you using? Could you post the debug log from it?

                          If you haven't already, check https://forum.mysensors.org/topic/666/debug-faq-and-how-ask-for-help/ for the most common problems and how to troubleshoot them. (Hint: Power supply is the most common problem, the nrf24 is extremely picky)

                          1 Reply Last reply
                          0
                          • F Offline
                            F Offline
                            flybysun
                            wrote on last edited by
                            #95

                            Hi @mfalkvidd, thanks for the warm welcome!
                            So, tonight I'll give it another try. I soldered 1000uF above VCC and GND on both the sender and the gateway RF Links (that's all I could find here for now). Still got issues. Here are the logs from my gateway, when it starts up and receives values from my working sensor I had before:

                            0 MCO:BGN:INIT GW,CP=RNNGA---,VER=2.3.0
                            3 TSM:INIT
                            4 TSF:WUR:MS=0
                            11 TSM:INIT:TSP OK
                            12 TSM:INIT:GW MODE
                            14 TSM:READY:ID=0,PAR=0,DIS=0
                            17 MCO:REG:NOT NEEDED
                            580 GWT:TPC:IP=192.168.0.222
                            1583 MCO:BGN:STP
                            1584 MCO:BGN:INIT OK,TSP=1
                            1587 GWT:TPC:IP=192.168.0.222
                            2589 GWT:RMQ:MQTT RECONNECT
                            2797 GWT:RMQ:MQTT CONNECTED
                            2800 GWT:TPS:TOPIC=mygateway1-out/0/255/0/0/18,MSG SENT
                            20587 TSF:MSG:READ,1-1-0,s=0,c=1,t=1,pt=7,l=5,sg=0:32.5
                            20592 GWT:TPS:TOPIC=mygateway1-out/1/0/1/0/1,MSG SENT
                            55353 TSF:MSG:READ,1-1-0,s=1,c=1,t=0,pt=7,l=5,sg=0:27.3
                            55358 GWT:TPS:TOPIC=mygateway1-out/1/1/1/0/0,MSG SENT
                            55364 TSF:MSG:READ,1-1-0,s=0,c=1,t=1,pt=7,l=5,sg=0:32.6
                            55369 GWT:TPS:TOPIC=mygateway1-out/1/0/1/0/1,MSG SENT
                            

                            This looks okay I guess, now this happens when I activate my SenseBender Micro:

                            139854 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                            139859 TSF:MSG:BC
                            139860 TSF:MSG:FPAR REQ,ID=3
                            139864 TSF:PNG:SEND,TO=0
                            139866 TSF:CKU:OK
                            139868 TSF:MSG:GWL OK
                            140512 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                            141940 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                            141945 TSF:MSG:BC
                            141947 TSF:MSG:FPAR REQ,ID=3
                            141949 TSF:CKU:OK,FCTRL
                            141952 TSF:MSG:GWL OK
                            142632 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                            144021 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                            144026 TSF:MSG:BC
                            144028 TSF:MSG:FPAR REQ,ID=3
                            144030 TSF:CKU:OK,FCTRL
                            144033 TSF:MSG:GWL OK
                            144746 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                            146101 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                            146106 TSF:MSG:BC
                            146108 TSF:MSG:FPAR REQ,ID=3
                            146111 TSF:CKU:OK,FCTRL
                            146113 TSF:MSG:GWL OK
                            146857 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                            

                            I filled this logs into the Log Parser and found out that the Gateway receives informations on the sensor node, but when it responses it does not get the ACK from the sensor node.

                            May I have a faulty NRF24? I just received a new batch from AliExpress and this my first try with them.

                            My gateway is an Arduino Uno Board with the Arduino Ethernet shield and on top of that equipped with the long range version of the NRF24 Board (the one with the antenna).
                            The SenseBender is equipped with the "normal" smt version as suggested. The sensor nodes which are working right now were equipped with the smd version of the nrf-board.

                            I also found out that the initialization of the sensor and the gateway has a different Core initialization, different capabilities (CP). I looked through the API, but didn't find what CP=RNNGA or CP=RNONA stands for.

                            Any suggestions or ideas?

                            mfalkviddM 1 Reply Last reply
                            0
                            • F flybysun

                              Hi @mfalkvidd, thanks for the warm welcome!
                              So, tonight I'll give it another try. I soldered 1000uF above VCC and GND on both the sender and the gateway RF Links (that's all I could find here for now). Still got issues. Here are the logs from my gateway, when it starts up and receives values from my working sensor I had before:

                              0 MCO:BGN:INIT GW,CP=RNNGA---,VER=2.3.0
                              3 TSM:INIT
                              4 TSF:WUR:MS=0
                              11 TSM:INIT:TSP OK
                              12 TSM:INIT:GW MODE
                              14 TSM:READY:ID=0,PAR=0,DIS=0
                              17 MCO:REG:NOT NEEDED
                              580 GWT:TPC:IP=192.168.0.222
                              1583 MCO:BGN:STP
                              1584 MCO:BGN:INIT OK,TSP=1
                              1587 GWT:TPC:IP=192.168.0.222
                              2589 GWT:RMQ:MQTT RECONNECT
                              2797 GWT:RMQ:MQTT CONNECTED
                              2800 GWT:TPS:TOPIC=mygateway1-out/0/255/0/0/18,MSG SENT
                              20587 TSF:MSG:READ,1-1-0,s=0,c=1,t=1,pt=7,l=5,sg=0:32.5
                              20592 GWT:TPS:TOPIC=mygateway1-out/1/0/1/0/1,MSG SENT
                              55353 TSF:MSG:READ,1-1-0,s=1,c=1,t=0,pt=7,l=5,sg=0:27.3
                              55358 GWT:TPS:TOPIC=mygateway1-out/1/1/1/0/0,MSG SENT
                              55364 TSF:MSG:READ,1-1-0,s=0,c=1,t=1,pt=7,l=5,sg=0:32.6
                              55369 GWT:TPS:TOPIC=mygateway1-out/1/0/1/0/1,MSG SENT
                              

                              This looks okay I guess, now this happens when I activate my SenseBender Micro:

                              139854 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                              139859 TSF:MSG:BC
                              139860 TSF:MSG:FPAR REQ,ID=3
                              139864 TSF:PNG:SEND,TO=0
                              139866 TSF:CKU:OK
                              139868 TSF:MSG:GWL OK
                              140512 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                              141940 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                              141945 TSF:MSG:BC
                              141947 TSF:MSG:FPAR REQ,ID=3
                              141949 TSF:CKU:OK,FCTRL
                              141952 TSF:MSG:GWL OK
                              142632 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                              144021 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                              144026 TSF:MSG:BC
                              144028 TSF:MSG:FPAR REQ,ID=3
                              144030 TSF:CKU:OK,FCTRL
                              144033 TSF:MSG:GWL OK
                              144746 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                              146101 TSF:MSG:READ,3-3-255,s=255,c=3,t=7,pt=0,l=0,sg=0:
                              146106 TSF:MSG:BC
                              146108 TSF:MSG:FPAR REQ,ID=3
                              146111 TSF:CKU:OK,FCTRL
                              146113 TSF:MSG:GWL OK
                              146857 !TSF:MSG:SEND,0-0-3-3,s=255,c=3,t=8,pt=1,l=1,sg=0,ft=0,st=NACK:0
                              

                              I filled this logs into the Log Parser and found out that the Gateway receives informations on the sensor node, but when it responses it does not get the ACK from the sensor node.

                              May I have a faulty NRF24? I just received a new batch from AliExpress and this my first try with them.

                              My gateway is an Arduino Uno Board with the Arduino Ethernet shield and on top of that equipped with the long range version of the NRF24 Board (the one with the antenna).
                              The SenseBender is equipped with the "normal" smt version as suggested. The sensor nodes which are working right now were equipped with the smd version of the nrf-board.

                              I also found out that the initialization of the sensor and the gateway has a different Core initialization, different capabilities (CP). I looked through the API, but didn't find what CP=RNNGA or CP=RNONA stands for.

                              Any suggestions or ideas?

                              mfalkviddM Offline
                              mfalkviddM Offline
                              mfalkvidd
                              Mod
                              wrote on last edited by
                              #96

                              @flybysun information on capabilites is available at https://forum.mysensors.org/topic/7718/mysensors-capabilities-deciphering and https://www.mysensors.org/apidocs/group__MyCapabilities.html

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                              • tbowmoT Offline
                                tbowmoT Offline
                                tbowmo
                                Admin
                                wrote on last edited by
                                #97

                                @flybysun

                                what is the "official" firmware that you upload to the atmega? If it's the sensebender micro fw, then please observe that this is meant to run with a Si7021 sensor, and not DHT22, so unless you modify things, it won't run without that sensor onboard..

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                                • F Offline
                                  F Offline
                                  flybysun
                                  wrote on last edited by flybysun
                                  #98

                                  @tbowmo
                                  I have a 1:1 build of the sensebender micro, including the Si7021. Something I definetly will try tonight is to change the the radio modules with one of these I had before (and are working). I've just discovered this here:
                                  https://forum.mysensors.org/topic/1153/we-are-mostly-using-fake-nrf24l01-s-but-worse-fakes-are-emerging

                                  With "official" firmware I mean the Arduino Sketch which is included on the hardware webpage:
                                  https://www.mysensors.org/hardware/micro

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                                  • F Offline
                                    F Offline
                                    flybysun
                                    wrote on last edited by
                                    #99

                                    @mfalkvidd @tbowmo
                                    So folks, I finally got it to work. It really seems to be a problem with my radio modules. When I change my PA module on the gateway against one of these I ordered for the SenseBender Micro, everything works fine. But I still don't understand why my pro mini with the smd radio was able to send the data to the pa module, while the sensebender connected to a smd version still didn't work.
                                    Is there anything special on the PA Version, that I've missed? I wonder if I can live with that now, I thought the PA Version has a bit more sensitivity and gain and would be better as the central gateway unit.

                                    mfalkviddM 1 Reply Last reply
                                    0
                                    • F flybysun

                                      @mfalkvidd @tbowmo
                                      So folks, I finally got it to work. It really seems to be a problem with my radio modules. When I change my PA module on the gateway against one of these I ordered for the SenseBender Micro, everything works fine. But I still don't understand why my pro mini with the smd radio was able to send the data to the pa module, while the sensebender connected to a smd version still didn't work.
                                      Is there anything special on the PA Version, that I've missed? I wonder if I can live with that now, I thought the PA Version has a bit more sensitivity and gain and would be better as the central gateway unit.

                                      mfalkviddM Offline
                                      mfalkviddM Offline
                                      mfalkvidd
                                      Mod
                                      wrote on last edited by
                                      #100

                                      @flybysun the PA version draws much more power than the non-PA version (5x more if I remember correctly). If the power supply can't deliver clean power (without ripples or sudden dips), the radio will malfunction.

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                                      • djbonetD Offline
                                        djbonetD Offline
                                        djbonet
                                        wrote on last edited by
                                        #101

                                        Hi team,
                                        By curiosity running the Atmega328p at 8mhz down to 1.8v isn’t out of spec ?
                                        Does it work reliable ?
                                        Should we div8 clock speed than mesure vcc and set prescaler accordingly ?
                                        Just by curiosity for further project I see a lot of info to not go above 4Mhz at 1.8mhz as the data sheet and other that it’s working stable even a 8mhz

                                        Thanks all !

                                        mfalkviddM 1 Reply Last reply
                                        0
                                        • djbonetD djbonet

                                          Hi team,
                                          By curiosity running the Atmega328p at 8mhz down to 1.8v isn’t out of spec ?
                                          Does it work reliable ?
                                          Should we div8 clock speed than mesure vcc and set prescaler accordingly ?
                                          Just by curiosity for further project I see a lot of info to not go above 4Mhz at 1.8mhz as the data sheet and other that it’s working stable even a 8mhz

                                          Thanks all !

                                          mfalkviddM Offline
                                          mfalkviddM Offline
                                          mfalkvidd
                                          Mod
                                          wrote on last edited by
                                          #102

                                          @djbonet yes, running the atmega328 at 8MHz and 1.8V is out of spec.
                                          Yes, sometimes running out of spec doesn’t cause problems.

                                          djbonetD 1 Reply Last reply
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