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）...
Hello Nordic,
My development environment:
SDK>> NRF51822_SDK10, SoftDevice>> S130
Example>> ble_app_uart
I am looking forward to your reply!
Thanks.
Best Regards...
Dear friends,
according to "nRFConnect_BLE_User_Guide_v2.0", to set up a local device,i should complete the following steps:
Connect a development kit or dongle to...
Hi,
I have been able to use the NRF-9160: Cloud_Client sample for sending data to my AWS IoT MQTT broker on PSM mode from my Thingy91 with a CLOUD_MESSAGE_PUBLICATION_INTERVAL...
Hello, I am trying to implement my own custom bootloader in the nRF52811. I have the softdevice loaded, which then jumps to address 0x19000. This is where I put my bootloader...
Hi,
I'm using nrf52833, flashed by using Jlink SWD programmer. I have no probleme to re-programmed 2/3 of my board.
But the hird gave an error. The strange things...
I am using the gazell protocol of nrf52840 to achieve some functions,but I don't know how to understand the protocol code deeply,anybody has advice or flow chart or relevant...
I want to implement noise sensor based on PDM (pulse density modulation) , But I cant found any PDM driver or API based on Zephyr , I used MP34DT05(st semi-conductor).
So...
I have nrf52832 radios communicating with each other 100%. I have a nrf24l01p that is the 'gateway' to which the nrf52832 sends dump data. I can communicate with nrf24 and...
When i start the nRF mesh app, it crashes immediatly. What do i need to do? I re installed it a couple times and i rebooted my phone a couple times.
The phone is a samsung...
Hi,
I am developing firmware both nrf52 and nrf91.
in nrf52, I activated BLE, usb and uart. Uart communication established between nrf52 and nrf91.
in nrf91, I activated...
Hello, I have done customized board using nRF52832 and when I try to flash code using nRF52 DK(Jtag). I can able to control led's using customized board. But Bluetooth is...
I am using the gazell protocol of nrf52840,how to use broadcast radio mode from host to device based on the gazell protocol ?or can I use the gazell protocol to make it possible...
We have an neural network running on a 52832 using the floating point unit. We started encountering FPU exceptions so we enabled the FPU IRQ to identify which specific instructions...
Hi everyone,
I want to create multiple USB instances using only one nRF52840 dongle. I want to implement one CDC ACM class instance and another one instance that has two...
Hi,
I have a problem with floating point types on nrf9160.
I get an exception when I get to a simple floating point assinment:
void f(int i)
{
float x;
x = (float...
Hi everyone!
I'm new using Nordic Semiconductor products, I have a Nordic Thingy 91 running Asset Tracker application by default.
I want to test only specific things first...
