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 working on the nrf52840 DK using "nRF5_SDK_16.0.0".
I tested out the example code for USBD Audio in "examples\peripheral\usbd_audio".
If I use the default values...
Hello. I evaluated the effect of temperature and humidity on BLE connection stability. I thought that the effect of humidity was higher than that of temperature, but the effect...
I'm trying to rate nrf52832 now. I'm using Keil uVision5 as my development environment.
I have written softdevice s132_nrf52_7.0.1 for the target.
I'm trying to set the...
Dear Sirs:
I use 52832, and there is 512KB internal flash.
So, I am wondering if I could have my own flash partition as below.
- Bootloader (w/ capability of firmware...
Hey all,
I've been bringing up the nRF9160 Feather and noticed some curious issues with adding an external partition when MCUboot is enabled.
I first tested the external...
We are developing a board based on nRF52840. One of the pins we would like to use as GPIO is P1.09. It is configured as GPIO (the same configuration as P0.12), but the output...
Hi,
I compiled and flashed my nrf52840-DK with "examples/peripheral/usbd_audio" and I noticed a few things:
Under Linux (Ubuntu 18.04) the microphone isn't listed. ...
We were use secure ble DFU and it work fine, recently we added serial DFU code with BLE DFU. Tested serial DFU with nrfutil and it also works. but problem in serial DFU is...
I try to invert the Signal on a PIN of the PWM module 0. It sould give out the inverted Signal of another PIN from the same PWM module.
I tried it like the code below...
We have problem in background DFU while updating Application with RBP,
Config: MCU : nRF52840 SDK : SDK16 Softdevice : s140_nrf52_7.0.1_softdevice (SDK16)
Case1:Programs...
Hi,
I'm trying to understand how to powermeter bike works. I read the ant documents and execute example bpwr ant code, but I have a question how cadence in power meters...
Hi, is it possible to reset the nvm in the nrf9160 modem back to factory settings?
I've made some changes using CFUN=0 and would now like to reset these back to as delivered...
I have an application using 4 wire SPI connecting to a 2MB data flash. An application using UART (no BLE) works fine reading and writing to this device. However with BLE enabled...
HI
I need to perform some RSA tasks on my NRF52832, but I don't see any RSA files under nrf_crypto folder of SDK v16. I am trying to use RSA from mbedtls external folder...
Hello:
I asked a question a few months ago
https://devzone.nordicsemi.com/f/nordic-q-a/54708/about-nrf52840-save-file-error
However, the follow-up did not get an answer...