Consuming higher current @ 1 ms advertising interval as expected according to online BLE power profiler.

Hi,

I'm using nRF52805. I need to advertise BLE continuously according my application but also have to reduce power consumption because device is battery operated.

Currently advertising interval is 1 ms and it's consuming around 4mA with 3.3V supply which is too much high for my application.

Kindly, suggest how I can reduce the power consumption,what will be the advertising interval and all related setting need to do for less power consumption.

Thanks 

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  • Hi Edvin,

    Thank you for yor reply. Logging Module is disabled & radio is used for LE application because i'm using S112  softdevice, only LE is possible.

  • And you still see 4ma average current consumption? Is this something that I can reproduce? I assume that you are using a custom board, since you are using the nRF52805. Is there some way for me to reproduce this in the office? Did you try to run the same application on some sort of DK? Do you see the same current consumption there? How are you measuring the current consumption in the first place?

    I just noticed that in your screenshot from the online power calculator, you are using 40ms advertising interval. Just so that you are aware.

    Can I have a look at your application? Perhaps I will notice something being enabled that doesn't need to be. Please remember that this is a public ticket. If you want to send the application privately, you can send it as an attachment to me directly here in DevZone by hovering my name and clicking "send a private message".

    Best regards,

    Edvin

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  • And you still see 4ma average current consumption? Is this something that I can reproduce? I assume that you are using a custom board, since you are using the nRF52805. Is there some way for me to reproduce this in the office? Did you try to run the same application on some sort of DK? Do you see the same current consumption there? How are you measuring the current consumption in the first place?

    I just noticed that in your screenshot from the online power calculator, you are using 40ms advertising interval. Just so that you are aware.

    Can I have a look at your application? Perhaps I will notice something being enabled that doesn't need to be. Please remember that this is a public ticket. If you want to send the application privately, you can send it as an attachment to me directly here in DevZone by hovering my name and clicking "send a private message".

    Best regards,

    Edvin

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