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...
I am getting the following build errors when working with both DFU (MCUboot) and the file system (FAT FS) together. Errors: D:/ncs/v2.9.0/zephyr/drivers/disk/flashdisk.c:533...
My attempts to configure the Zephyr device tree to run littlefs on an external SD card have repeatedly resulted in what appears to be the creation of a small littlefs instance...
I was doing a demo code to implement a wake up triggered by motion. I was able to make it work with the integrated low power accelerometer on thingy52 but it only worked 1...
Hello,
Although I already used the nrf52840 on previous projects (nrfxlib), I'm a newbie using nRF Connect and ZephyrOS (I previously used RTOS).
I'm integrating a driver...
Hi - I am seeking clarification on a topic as I am a little unsure on the correct way to do things.
I'm using an nRF52840 and porting an old Firmware from nRF5 SDK to NCS...
Hello Nordic team,
I'm currently developing on the nRF5340 and recently encountered an issue related to BLE advertisements . After thorough debugging, I was able to confirm...
board : nRF5340
sdk-nrf : v2.7.99-cs2
Zephyr version: 3.6.99
I am following https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/app_dev/bootloaders_dfu/qspi_xip_split_image...
In order to reduce power consumption , I configured the RX pin of the serial port with an interrupt , and when the device was asleep , it was woken up by an interrupt , and...
Hello, I am working with the nrf52832 and was trying to understand the steps for configuring the Bluetooth stack. Does anyone know what role the APP_BLE_CONN_CFG_TAG plays...
I have a ready hogp struct and I'm trying to subscribe to an input notification (I'm connecting to a bluetooth keyboard) and I'm getting error -22. Here's the callback in...
I have an application that I want to build and run on 5 or 6 target devices including a nRF52840DK, nRF52840 Dongle, and custom boards. There are areas of the code that only...
Hi:
I don't receive any messages in the console during any of the exercises in Lesson 3 and Lesson 4 of the nRF Connect SDK Fundamentals.
No errors occurred during the...
Hi, this is a very broad issue that i am having, because i dont know the source of it. I am simply unable to use the bme68x IAQ library. i have downloaded the external bsec...
I'm evaluating nRF52840 as a candidate MCU for our next gen. electronics. I am following the DevAcademy class - all working well until I try to flash the (brand new - just...
Hi,
I am developing an acoustic platform with my custom board with a nRF5340 CLAA chip. The board is recording audio data from two microphones at a sampling rate of 100...
