nPM2100-EK no longer usable with nRF Connect

my nPM2100-EK can no longer connect to the PowerUP app....  all was working fine for the first few days, but no nothing....  the problem is the same on my PC and Mac....

when i launch PowerUP, it does detect the board:

but when i attempt to connect, the error messages roll continuously:

the board IS powered; the green LED is flashing about 2Hz....

i've currently select VEXT as my power source; but i get the same failure if i select VBAT and plugin a battery board....

from what i recall, this happened the VERY FIRST time i fired up the EK; but after some reboots, everything seemed to settle down -- until now....

is there a firmware image i could load onto the controller????

i'll verify again, but i believe all the jumpers are in their default configuration....

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  • Hello,

    Have you received a prompt from nPM PowerUP asking to program the firmware? Also, in the shared screenshot, is the Fuel Gauge Enable button grayed out or inaccessible? If not, what happens when you click the Enable button?

    Kind regards,
    Abhijith

  • just to be clear from my original message, this WAS working for me....  i was never prompted about a firmware upgrade; and that Fuel Gauge button was (i believe) always grayed out....  

    i had actually saved a configuration earlier in boost2v2.json file....  here's what happens when i now load this configuration:

    all kinds of bad things!!!!!   again, i can't emphasize enough that all of this WAS working several days ago....

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  • just to be clear from my original message, this WAS working for me....  i was never prompted about a firmware upgrade; and that Fuel Gauge button was (i believe) always grayed out....  

    i had actually saved a configuration earlier in boost2v2.json file....  here's what happens when i now load this configuration:

    all kinds of bad things!!!!!   again, i can't emphasize enough that all of this WAS working several days ago....

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