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the_richard
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Battery level estimation (fuel gauge)

Hi Dialog,

We're working on a battery powered application with the da1469x. As the chip has a built-in charger but not a fuel gauge, can you recommend a way to estimate battery level?
In other threads I've read about a "software-based fuel gauge algorithm making use of the very accurate Battery monitor". An example of this would get us started. Thanks for your help.

Best regards,
Richard

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PM_Dialog
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Hi Richard,

Hi Richard,

谢谢你的问题在线哟ur interest in DA1469x BLE solution. We have recently released theUM-B-134: DA1469x State of Charge Functionalityon the DA1469x support page. I would recommend you to have a look into this document as it describes the State of Charge calculation and gives an overview of the whole process of charging and discharging a battery.

Please let me know if you need any extra clarifications.

Thanks, PM_Dialog

the_richard
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Hi PM_Dialog,

Hi PM_Dialog,

Thanks that looks useful.
The document references a DA1469x SoC software example. Is that software available for download?

Thanks,
Richard

PM_Dialog
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Hi Richard,

Hi Richard,

DA1469x SoC software example will be available for download very soon (hopefully today).

I’ll let you know once it is online.

Thanks, PM_Dialog

PM_Dialog
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Hi Richard,

Hi Richard,

The DA1469x SoC software example is now available for download. It’s under Software Applications & Examples: Peripheral Drivers/Adapters section of the DA1469x product webpage.

For your convenience, this is the download link :DA1469x Battery SOC Fuel Gauge Demo Application

Any feedback would be more than welcome!

Thanks, PM_Dialog

the_richard
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Hi PM_Dialog,

Hi PM_Dialog,

Thanks for that. We'll test it to see if it gets the battery level estimation right. If we have issues or feedback I'll post it.

Regards,
Richard