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...
Dear Nordic Semiconductor Team and Community Members,
I am currently working on an nRF54L05 project where I aim to use only the primary slot in MCUboot due to memory constraints...
Hi,
I am trying to adding a coded phy support on my device in NCS project.
once I added CONFIG_BT_CTLR_PHY_CODED =y in my config , the ROM size will add more than 7kB...
Hi,
When I looked at the SPI lines using the oscilloscope, I saw that the MISO line had the same signal as the MOSI line. As you can see from the image, basically SPI configuration...
We encountered some problems while debugging the nRF54L15. A total of 10 circuit boards were produced, and the chip on the board is nRF54L15CAAA. After programing the code...
i have PMIC(I2C based )Max20360 that is developed using twi sensor , to this when i am intergrating a SAADC part throws error error # 134 :expected a field name . 1)why am...
I've been working on a custom device utilising the nRF52832 that needs to switch GPIOs in tightly controlled pulses. The problematic section is part of a much larger project...
Hello, I am working with a nRF54L15 and using a TF-M build (cpuapp_ns). SDK and toolchain are currently v3.0.2. NRF_SECURTY is enabled (by default) and here's the relevant...
Hello, my application requires very precise timing to trigger an action on the edge of the GPS time. I just need to get this time once in a while to synchronize the system...
Working on the nRF52833DK board and based off the nrfx_spim_spis advanced non-blocking example sample. I've already converted the SPI master to use the Zephyr driver instead...
Hi! We are having problems pairing a nRF52840 against linux (ubuntu 25.04). Pairing fails instantly, before any passkey is shown on the host, returning with code 9. Short...
Hi,
I'm half way through the Cellular course on the dev academy and although I am able to connect to the Nordic and Hivemq publich brokers, when I attempt to connect to...
nrf5340DK
NCS 3.0.0
if I use sample zephyr/samples/boards/nordic/system_off it works fine and i can wake from sw0 press. but if i move the sys_poweroff() call int a...
In the documentation for the secure bootloader, it's mentioned that the provisioning data gets stored in OTP memory for some chips (e.g. nRF5340). Is there a way to know what...
