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,
I am working with nRF52840 SoC (custom board) and AT25QL641 QSPI Flash chip. I am on v2.1.0 of nRF Connect SDK. The slot1 (update slot) is on an external flash.
...
I am using the serial port of SDK7.1 to send and receive data, and this serial port is a serial port of nRF51_SDK_7.1.0\examples\peripheral\uart\pca10028\arm. Can this serial...
Hi,
I have a project using Zigbee and NRF5340.
I'm facing a "zboss_osif ZBOSS fatal error occurred" from ZBOSS lib after few days of operation.
I'm wondering if the...
Hello,
first I would like to "set the scene".
* hardware : cutsom board
* mcu : nrf52832
* nRF5_SDK : nRF5_SDK_17.0.2_d674dde
* software : mbr + bootloader + softdevice...
Dear Sir/ Madam,
What is the difference between:
> nRF2401P and
>nRF2401P-R ?
Also, code that is written using nRF2401P - would it still work when using nRF2401P...
I am trying to a interrupt on when the sensor has noticed 1G movement for 150MS
Is this the correct way to configure it?
const struct device * const sensor = DEVICE_DT_GET_ANY...
I want to create a NR3540 DK application that accepts a Classic BLE audio connection, from say, a mobile phone with classic BLE (HFS profile?), and then broadcasts that audio...
Hi, I'm working on a project using Zephyr with LittleFS mounted on a QSPI flash device. However, I'm encountering an issue when trying to erase the flash area. Here are the...
Hello everyone,
I am having trouble using the bt_nus_shell.py script and a NRF52840 development board to send shell commands. I am trying to follow the instructions mentioned...
I'm trying to reflash the dongle with the "connectivity firmware". I previously used nRF Connect to do that, but with the latest version, the bootloader got somehow corrupted...
Hello everyone,
I'm currently transitioning a project from traditional BLE communication to the Nordic UART Service (NUS). The previous setup worked fine, but after replacing...
I get error about MPU error stack size while trying to run the example from ncs v2.7.0 on nrf52833dk
I was able to build correctly and I see in the log file that it gets...
nRF Connect SDK 2.3.0 on nRF52840DK
I am trying to add a fifo to my application but when trying to allocate the memory for the data item, k_malloc always returns NULL no...
Hello,
I have custom hardware running on nRF53 and there are multiple sensors connected with it for the measurement of their different entities. The hardware is battery...
