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  • kingbacana
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    Post count: 8

    Great, but I never received a email about it, so I guess my version is good, but still not working?

    what can cause the chip to die?

    If I buy this one http://www.hobbyelectronica.nl/product/thermocouple-amplifier-max31855/?added-to-cart=5247
    how to connect it or do I need to unsolder the chip from it and put it on the ospid pcb?

    🙂 thank you

    edit:
    which will work better?
    MAX31855KASA vs MAX6675ISA

    on ospid site it says model now use max6675 and there is a line through the max31855?

    kingbacana
    Participant
    Post count: 8

    I suspect max chip failing , check my thread where cracked is also 😉

    kingbacana
    Participant
    Post count: 8

    That code works only for Thermistor, T.C is digital , thermistor is analog 🙂 thanks for the try though,

    A friend of mine has a usb logic analyzer he tested the max31855 chip and that chip is sendingbullshit we suspect faulty max chip.
    So something burned that chip, maybe overcurrent with disconnecting and connecting usb,

    I only used SSR on it and uploaded very often new firmware cause Im building new firmwre versions for test, somehow the chip is malfunction

    Maybe ospid devteam need to overlook the hardware and built in some protection to prevent?

    🙂 , its not a grounding issue with or on t.c , I tested this 😉

    kingbacana
    Participant
    Post count: 8

    How to test if the temp chip that max chip is bad?

    Also does the ospid have warranty??

    Cause I checked on site, but new ospid cant buy its always out of stock, And I want to fix this ospid , cause need it, Payed for ospid and its not working? , why no chip protection?

    whats happening??

    kingbacana
    Participant
    Post count: 8

    Thanks for your reply I really appreciate it 🙂

    I checked all that, that isnt the issue 🙂

    Do you have a power flow diagram or manual for checking voltages that lead from controller chip 2 t.c reading, so I can measure and check all those components?

    I really need the ospid in a working state, 🙂

    kingbacana
    Participant
    Post count: 8

    nvm already solved, was we think about usb sync timing problem,

    but am I right about the bootlader and flash?

Viewing 6 posts - 1 through 6 (of 6 total)