I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi Team,
We are trying to establish connection between our nRF9151 board with NB-IoT enabled Jio Sim and MQTT broker using the sample provided in lesson-4-exercise-1 ...
Hi,
I have been working on a BLE-LTE gateway for Thingy91x for quite some time. To this end, I have tried various options: - First, using multi-image builds: modifying the...
Hi, could anyone show me how I can build nrf52840 dongles with customzied open thread library?
Right now, the nrfconnect examples in matter repo is using prebuilt open-thread...
I followed the recommendation in https://devzone.nordicsemi.com/f/nordic-q-a/124712/compile-error-trying-to-use-nrfx-nvmc-library-with-nrf54l15/550436 to use CONFIG_NRFX_RRAMC...
In section 5 of 'nRF91 Series Antenna and RF Interface Guidelines' there are a couple of circuit diagrams relating to antenna tuners, could you please provide details of how...
Hi,
I just saw the announcement for PRS support. This is very interesting to us for use cases where GNSS reception is temporarily poor. Questions:
What do we need to...
Hi Support Team
Must inductors be placed between the SW1/SW2 pins and the VOUT1/VOUT2 pins of the nPM1304? Can VOUT1/2 output normally if removed the inductors? Many thanks...
Hi,
I am working on a BLE application using the nRF5340 SoC(custom board) and Zephyr RTOS (NCS SDK version v2.9.0)
When I call bt_enable(bt_ready_cb_t cb) , Bluetooth...
Greetings, all. I'm a rank beginner here with all things Nordic but almost 50 years of embedded experience with other devices, environments, etc. I'm trying to develop for...
Custom device using nrf5340, with NFC card emulation functionality.
To use the NFC, I understand that I should use the supplied nfc_t4t library (binary) and its api. I have...
Hello, I'm developing on an application which requires to catch high speed, variable size and bursty (~0.5 Mbit/s) data from a sensor connected to a nRF9161DK trough a UART...
I'd like to use the DeviceTree Visual Editor to create the DTS for a custom board starting with only the bare device. But it seems for some reason that the DeviceTree Visual...
Hello,
I’m using the Thingy91X board (nRF5340). For my application, I need to run BLE and Wi-Fi simultaneously, so I have to increase the application size. To do this, I...
Hi I'm trying to work on OTA implementation for zigbee with nrf52840-DK boards.
there is a sample available in ncs2.9.0,light switch,but i understand it can only work as...