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 nordic support:
Our product uses the nRF9151 and prepare for GCF certification testing , which need to capturing LTE mode trace log .
We first intend to try running...
Hello everyone,
We are currently working on a project that uses the nPM2100 to power an nRF52840. Our application requires automatic enabling break-to-wake mode each time...
Hello DevZone,
One customer used Timer+PPI+GPIOTE to simulate an UART. Now it works fine.
However, when there is other timer's interrupt, the simulated UART may lose some...
Hi, I just received our nRF54LM20DK, and am trying to get a functioning BLE sample on the board. Many samples are supported, however I have not gotten a single one to work...
Hi,
I have a question about SPIM. Is it possible to have two events via DPPI that will start different SPIM transfers for the same SPIM channel?
What would happen if a...
I have the board: NRF52840-DK PCA10056 3.0.3 2026.5 1050266921
Is it possible to use OB J-Link to debug STM32/RP2040 MCUs connected to P19/P20? Or OB J-Link support limited...
We are using CMakePresets.json extensively in our project and rely on the condition field to control which presets are visible depending on the host system.
However, it...
Hello,
We are using the nRF52840 with SDK 17.1.0, SoftDevice S140 v7.2.0, and the secure bootloader (nrf_bootloader.c).
Our application relies on reading NRF_POWER->RESETREAS...
Hi there,
One of the functions of the DECT MAC layer is to allocate radio resources to RDs. According to the standard, the MAC layer does that using special beacon messages...
Hi,
I'm working on a wireless sensing project using the nRF54L15-DK (PCA10156) where I need continuous RSSI measurements at 2440 MHz. I'm accessing the RADIO peripheral...
Hi,
I am working on an nRF52832 using nRF5 SDK 16.0 and I am seeing inconsistent behaviour in the RESETREAS register. During a power-on reset, the value is usually 0 but...
Hi!
We are building an application for Thingy91X and noticed that there is an overlap between the shared memory between the app and net mcus, sram0_shared, and RetainedMem...
Hello, I am working on a project using nRF52832 with Zephyr RTOS (NCS v2.7.0) and MCUboot. I have implemented BLE passkey-based security (BT_SECURITY_L3) on the device. I...
I bought an NRF52833 DK development board. I want to conduct an AOA experiment, but I don't have an antenna array. I was told that I can find the schematic and PCB files for...
