Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
If it can work with iOS blue setting will be better
I need some reference to dev hid device in IOS
but I can just find my device ,connect ok but not work.
I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
We plan to develop a temperature and humidity sensor based on nRF52832, which needs to evaluate power consumption to confirm battery selection.
are there any similar data...
Hi,
I am working on internal flash nRF52832 merged with twi sensor, my sensor function will return a string . How to assign the string to the my_data.p_data . i am getting...
I'm trying to optimize an Azure project based on the Asset Tracker example. I was recommended setting CONFIG_SERIAL=n in both the Application FW and SPM. However when I add...
Hi,
I based a new device design on the Thingy91 antenna and tuning circuitry and noticing that the current consumption of the two QM12038's negates the amazing power efficiency...
1.In docs I see: “This example requires one of the following SoftDevices: S112, S132, S140”. What is the reason not to support S113?
2.Is there a way to accomplish functionality...
The Cloud_client sample application does not work in this version.
The connection with the nRF Cloud is disconnected immediately:
I: Network registration status: Connected...
Hi, I am trying to add a secure button less OTA service in my application.
1-I have successfully added service but showing the following error.(I can see OTA service in...
Hi,
We have been working with a Zigbee coordinator based on nRF52840 with nRF5_SDK_for_Thread_and_Zigbee_v4.0.0_dc7186b, Softdevice and FreeRTOS.
Zigbee task defines a...
Hi,
Is it possible to add a custom characteristic to a standard BLE service? I wish to add a CO monitor with ESS (0x 181A ). If yes, how to add a 128 bit UUID with this...
Hello,
I want to output in one pin 400kHz and inverse of 400kHz in the other pin. I have somehow managed to output the the 400kHz but haven't managed to output its inverse...
I'm trying to implement advertising only on a single channel
Here is my initiation function
but ble_advertising_init is returning err_code 0x00000006
I believe it...
Hi everyone,
I have come across the FPU_FFT example project for nRF52840. Just for curiosity - I'm HW-guy - I'd like to evaluate FPU's performance - to see how many instructions...
Hi,all:
since I add USBD in ESB example,when compiling and linking,I make error as nfr_queue dose not fit UNPLACE_SECTION, overflow 20 bytes. I take the line statement about...
I have a requirement to collect data over a plant, say a power plant whose size may be 3 KM by 3KM. I am planning to have a Bluetooth mesh and collect data and control equipments...
