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 have built and run "light switch " example given in nrf5340 sdk, i m using nrf5340dk to upload this example code, searched online , but unfortunately not getting any clue...
Hello,
In my project i am using stepper motor with nrf52840 and here i want to run my stepper motor for particular amount of time like i want to expel a particular amount...
I need a HCI controller only build for nRF52840, test on zephyr.
1) Build and flash for controller.
cd ~ /zephyrproject/zephyr/samples/bluetooth/hci_uart
mkdir build...
Hi,
The product we are developing needs to support extern Flash-based FOTA, so I downloaded the ble_extFlash sample from the following link for reference:
https://github...
PCA10121 schematic diagram U1 nRF5340 MCU is responsible for LE Audio, U11 nRF5340 interface MCU is responsible for programmer/debugger. Can you provide related software development...
I try to DFU on RaspberryPi OS by usb-serial. I put nRF52840 dongle on USB port of RPI4. And press reset button of the dongle.
I got error on nrftuil.
$ nrfutil dfu...
Hi there,
Yet again we are running into very basic issues with the nordic tools and software, and this is adding up to cost us massive amounts of time.
Within nrf connect...
I am using nRF52 DK and LIS3DH accelerometer.
LIS3DH configuration is as follows:
1. LIS3DH ODR set at 10Hz,
2. Low Power Mode (Low resolution),
3. Acceleration: 2g...
I am registering interrupts for many pins:
This only works for the first 8 pins, because from what I understand the GPIOTE peripheral is used and that has only 8 channels...
Hi
I am trying to program a nRF5340 device using programmer 3.0.0. But when I try to connect to the JTAG I get the below error.
using nRF Connect for Desktop v3.11.1 ...
Hello
SDK starts adverting when reset. I want to start adverting at the push of a button.
SDK version : 17.0.0
SWDevide : s112
When the button is pressed as above...
Hi all
I have an issue regarding central- peripheral connection.( using nRF52832)
In the past I developed a peripheral device using SDK 11.
In order to manufacture it...
Hello, I am doing a bachelor thesis using the nRF52 Development Kit to control a (RC ) car, and I am 3D-printing holders for extra peripherals. During the 3D-modeling and...
When I run nrfjprog --pinreset it says "Applying pin reset" but it has no effect on the connected nRF52832, it just continues running. Other nrfjprog operations like reading...
I am working on Apple Macbook Air with M1 silicon and I installed nRF command tools version 10.15.4macOS
When I open the toolchain manager , there is an error that shows...