I've been in a similar situation where optimizing energy usage was vital. The first step is identifying a device that meets your specific needs, which in your case is primarily BLE for broadcasting. I'd recommend looking into the ESP32-WROOM-32 module for a project like yours. It's known for its com...

devanl wrote: ↑

Thu Mar 05, 2020 6:04 pm

nimeshk wrote: ↑

Thu Mar 05, 2020 2:41 pm

@devanl will this workaround cause any issues in the heap allocation?

Not that I'm aware of - the structs being allocated in spi_bus_add_flash_device() look pretty small to me - just function pointers and other assorted fields, no giant buffers or anything.

Thanks

@devanl will this workaround cause any issues in the heap allocation?

Thanks, it worked.

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