Hi.
I made the smallest system module using nRF52840. The schematic diagram is as follows.
My reference design for power supply is as follows,
For Firmware....
I have a 5 year old design using a nrf52832 on a MDBT42Q module. The BLE option was placed on the PCB in 2020 and has been unoccupied since going into production. My customer...
Hi Noridc expert ,
I am trying to configure using nsib + mcuboot on nrf52840,
I need to build the image with only public key avaliable , and sign the image else where...
Hello,
I'm currently using Visual Studio Code with the newest SDK, Toolchain and Plugin on MacOS and most of my applications are freestanding applications.
Now I want...
Hi Nordic team,
I am plan to design an IoT sensor that apply to Agriculture,
In case of 2 communications: Near field and far field, I will integration both BLE and Lora...
Hi,
I have a couple of questions regarding reading the nRF5340 Temperature Sensor. This is a follow-up to the following DevZone ticket: https://devzone.nordicsemi.com/f...
We tested the USB performance on the v3.1.0-preview4 and main it looks like it got even worse.
All tests were done on the attached test project: TestProject
main (6855b38ca69d2a70d0a088d9964e606e9981cb14...
Dear Support,
I am working now on the PCA10040 Development-Board, I use the Booltoader from the nRF5_SDK_15.0.0 and the application from the nrf5_SDK_for_Mesh_v2.2.0. I...
Hi,
I have a crash in the LOG backend UART when the system shutdowns:
My power manager handler is as follows:
The crash occurs when the backend calls nrf_drv_uart_tx...
Dear Nordic,
I port one of my application for nRF52810 from nRF52832(application). i Followed as per guide. but when i build its showing an error.
RTE\Device\nRF52810_xxAA...
Hi, Sir
I met a problem when I enabled ble_adv_directed_slow_enabled in nRF5_SDK_14.2.0_17b948a\examples\ble_peripheral\ble_app_hids_keyboard\pca10040\s132
The detailed...
Hey all,
I've been having a problem that it seems like a few others have had as well. When I connect my desktop computer to the devkit, it does not respond to any nrfjprog...
HI, I am using NRF52832 sdk15.2 .
I have some doubts
How to assign two to three different timers to do different functions
1. I need to read the sensor data every one...
Hello,
I'm working on a BLE central project where we want to utilize LESC Just Works Unauthenticated pairing.
I followed the recommended usage guide at https://www.nordicsemi...
Hi,
I am using nrf_fstorage_sd which uses nrf_atfifo. I would like to know what it is max usage of m_fifo queue so I can set lowest NRF_FSTORAGE_SD_QUEUE_SIZE value. I figured...
I develop an program with BLE DFU support, but we hope to merge all hex as single hex file. Then we can burn this hex file by programer (such as jlink or NRF52DK), So we have...
Hello,
I'm trying to run the s132 (and s140) softdevice while running a proprietary mesh network stack. Naturally I'm requesting a hefty amount of radio slots. I need to...
Dear Nordic,
I have an application which contain UART and BLE advertising. For power consumption i use enable disable UART.
Enable and Disable Uart:-
Is it right way...
hi..
i am using nrf52832 and a peripheral device .. temperature sensor ,my temperature values are increasing like(0 ,27,75,80...) how to get a approximate value .
i have...
Platform: nRF52832 using SDK12.2 and Keil 5.20a
I've encountered strange corner case when displaying negative floats using NRF_LOG_DEBUG .
My test code looks like this...
