Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
Hi,
I am looking at the product brief for nRF21540 and found "nRF21540 Development Kit" and "nRF21540 Evaluation Kit".
Where can I get the H/W information for them,...
Hi,
We want to implement a smart energy meter by using a mesh network including 200 nodes (nrf52840). What is your suggested protocol to do this?
Thank you in advance...
Hi! We're working on a BLE product which is intended for use in the US. This product uses an nRF52833 SOC, with some external components on a PCB we've designed with a printed...
I'm trying to evaluate a Nordic BLE module for a new battery powered project while waiting to establish a connection to a base station device. It seems like your lowest powered...
Hello,
When we tried to increase the Security level from SEC_OPEN to SEC_SIGNED_MITM, it will output error 0x6 which is "Not supported". So how can I do to support a higher...
We are developing AoA direction finding with nrf52833 and antenna array. We also want to include Wifi connectivity to our receiver, having nrf52833 + antenna array. Which...
Hello,
I want to perform NRF52840 Firmware update remotely. I refer to link .
I want only normal http OTA update without encryption for prototype testing. Is there any...
Hi, I've been measuring a nRF52840-powered prototype powered from a 3V coin cell battery. I would like to use High Voltage Mode with REG0 in DC/DC-mode for maximum battery...
Hi,
I am trying to implement the attribute reporting for a zigbee dimmable light device, reporting to the coordinator.
The code is based on the zigbee\light_control example...
MCU: nrf5340 Network Core nRF Connect SDK Version: 1.5.1 Currently there are multiple libraries under ncs/nrfxlib that have their own " nrf_errno.h" . Out of those libraries...
Hello,
i have a function wich just send "hello world" via uart0. static otError SendUARTCommand(void) { volatile uint32_t ret; const uint8_t message[] = "Hello World! \n...
Hi !
This is more of a question than an issue. I am curious about the future of TF-M and its implementation on Zephyr. Does anyone know what are the plans on Zephy's or...
I'm trying to set tx power to +3db in the peripheral_uart sample.
I don't need dynamic control, just setting to always use +3db.
Adding the following line to prj.conf...
Hi,
I am using coded BLE to connect two board using nrf52840. I just let bluetooth to run, then measure power consumption of the peripheral board by measuring the current...
Hi,
I am trying to send messages from my gateway, which has UART and __LOG enabled, to a specific LPN address (0003).
So I want to send messages from my FN Light1 (0002...