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...
I have just bought GeeekPi nRF52840 Micro Dev Kit USB Dongle and would like to install the open boot loader. So for this I have plugged in the Dongle into an USB port on my...
I have been developing for several years with the nRF52832 and 52840 devkits. I have several of each available. One specific 52840 dk seems to have crashed code in the interface...
Hello, All:
I have a problem, when I turn on bluetooth scanning, my UART can't process the received data in time.
When I only use UART to send and receive data, it is...
Hi all,
normally our system runs in low power mode. When triggering the SAADC the first samples (using oneshot mode) will be off (slightly too low).
I can work around...
Hi,
Due to customer demand, the 52810 chip must be used during development. At present, there are too few flash resources in the application layer, and the starting address...
Hello, For our project, we have a gateway which is in a mesh network with others devices. But we would like our gateway to be able to, sometime, connect to a specific device...
Hi, I have some questions regarding the nordic distance toolbox:
Can we use the distance measurement tool with 802.15.4?
if yes, how can the synchronisation be done...
We have queries regarding nPM1100 charging IC, I have mentioned our queries below, Please share your response.
1. What is the main purpose for the s hipping mode and purpose...
I transfer data by ESB between send and receive. And I want to transfer 2 bytes x 10 data that is received by ESB every T[s] to ESB receive (trigger) -> PPI->SPIM, 2 bytes...
I am trying to conduct a basic topology featuring two NRF52840 boards using the Thread Topology Monitor and a thread application using CLI. Once built and connected with J...
With the Bluetooth Low Energy v3.0.1 app within nRF Connect for Desktop, if I use either the nRF52833 or nRF52840 Dev Kit boards as the scanning device it is able to connect...
Dear All,
I am trying to broadcast a 32-bit UUID. But I fail. I am using my won custom made array for the 31 bytes of the advertisement package.
I am though able to...
Hi,
We are using bl-653,
we wanted to enable UART-1, for bl-653 we wrote overlay & configurations mentioned below:
&uart1 { compatible = "nordic,nrf-uarte"; current...
Hi,
we are observing an interesting range of problems on nRF52840 devices we are assembling, where some percentage of them fail with the following error. While ti may be...
Hello, guys.
We are using nRF51822 SoC together with nRF5 v12.3.0 SDK.
According to the nRF51822 memory layout , half of the 256KB flash memory space is taken by the Softdevice...