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...
Hello Nordic Support Team,
I'm encountering a persistent issue when I try to flash an nRF52832 board using an nRF52840DK (PCA10056, nRF52840_xxAA_REV3) with nRF Programmer...
Dear sir/madam
Background:
We have developed a remote-control system where we use nRF52840 and SDK 17.1.0
VDD is 3,0 V
We also use the library “app_button” where...
Hello,
I am wondering about what happens with the write callback if a write fails to a GATT attribute. E.g. with the following definition:
BT_GATT_CHARACTERISTIC(UUID_MY_RX...
I am working through the Nordic Developer Academy and got stuck at lesson 4 (UART receive)
https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/lessons/lesson...
Dear all,
We have an nRF52840 Development Kit with fully functional code that was previously developed, compiled, and uploaded by a company that has since gone bankrupt...
I have a question to ask. After being subjected to interference, the NRF52840 microcontroller enters an unknown state where Bluetooth cannot be detected. The RESET pin grounding...
You are trying to perform RSA encryption using CC312 on the nRF5340, but the function:
returns -147 (PSA_ERROR_NOT_SUPPORTED) when CONFIG_PSA_CRYPTO_DRIVER_CC3XX=y and...
Hi,
we have ESB PTX and PRX couple from nRF54H20
nRF54H20DK (rev. 0.9.1), SDK: v2.9.0-nRF54H20-rc2 and the same Toolchain, IDE: VSCode + nRF Connect plugin
build for...
Hi,nordic team，
I'm developing a keyboard with the nRF52840 and NCS desktop, and it has a dongle. I hope Nordic's LLPM can reduce latency. But I can't find in the docs how...
If I have an application where I have implemented USB CDC-ACM, how can I set the serial number seen by the PC when I connect my device? Is it possible to set it at runtime...
Hi,
I am implementing discovery service but getting undefined error with below
bt_dis_pnp_params pnp_id = {
.vendor_id_source = BT_DIS_VENDOR_ID_SRC_USB,
.vendor_id...
Hi!
I’m developing an application using nRF SDK 2.9.0 with the Xiao BLE Sense . I created a new project based on Zephyr’s UART peripheral example.
The application runs...
I’m trying to implement DFU upgrade of NRF5340, I can send the image (./build_5340_app/build/signed_by_mcuboot_and_b0_s1_image.bin) to the device when running and it seems...
According to the documentation, you should run azure_iot_hub_dps_reset() in order to force DPS registration again.
But if the device has previously been enrolled and a device...
