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CC2640R2F: Long Range

Part Number: CC2640R2F

Hi Guys,

As the requirement from customer I have implemented the BLE long range on CC2640R2F board,by making use of simple broadcaster(added LR advertisement sets to example code,no other major configuration Change ) application  as our requirement doesn't need any connections .

I was able to advertise LR packets without any issues.

To trade-off between BLe4.2 and BLE5.0, I have flashed my application with BLe5.0 and BLE4.0 with 2 CC2640R2F chip and tested.

Application advertises with limited mode of advertisement.(For 1s it will advertises 10 times then off for 9s and again On for 1sec ..then continues)

But I dint see much difference between BLE4.2 and BLE5.0 as I was able to test only 300m with LOS( test place were only has 300m LOS).  @300m I see that BLE4.0 has 60% of packet loss. and BLE5.0 is around 50% packet loss.( Packet loss means I see only 5 or 6 advertisement out of 10)

Both devices(BLE4.0 and BLE5.0 ) was able to advertise with around same amount of packet loss. So I could not able to find any proof to say BLE5.0 is better:)

Now I am having a doubt like whether I need to do any other configuration and how to tradeoff  between these two with these available data?

Stack i was using is latest:sdk 3.10

Advertising Long range sets with S8 PHY(125kbps)

Tx power level sets to 5dbm,

Receiver side: CC2640R2f launchpad with BLE5 simple central application with receiver sensitivity sets to max(HCI_EXT_RX_GAIN_HIGH).

Please let me know is any other configurations i am missing.