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 have the following Device Tree in my application:
I get the error -134 during the application startup. Debugging the application shows that the error happens...
Hi, I'm developing ble applications.
But there are problems on calling Ble APIs.
If I call the functions that conatins bt_le_adv_start() in main loop(Maybe main thread...
Hi,
I have a BLE interface with services and characteristics and I want to have different level accesses for my characteristics with for example two levels:
level user...
Hi,
Setup:
nRF NCS 1.9.x and nRF NCS 2.5.0
nRF5340 and nRF52840 both with an external crystal attached to HF clock input.
Problem:
Inaccuracy in timing of UART at...
This is sort of a hardware question, involving the RADIO peripheral in the nrf52(840) line. The question is simple. Is there any limitation on when you can change the TXPOWER...
I have a driver for a Piezo buzzer running on bare metal that I would like to port to the nRF connect SDK. The existing PWM-based driver in Zephyr does not fulfill my requirements...
Dear Nordic Team,
I want to connect my nRF9160DK board to my nRF7002DK board and get a wi-fi location. I've followed samples/cellular/nrf_cloud_multi_service as sample...
I have a question about Serial Modem firmware and the AT#XCMUX and AT#XPPP functions.
Are these commands available in the Serial Modem example in the Quick Start?
If I...
Hello,
I've been working with nRF9160 for a while now and wanted to let you know, I love this little piece of hardware. The possibilities, the small form factor, the power...
Hello~
I am developing nrf52840 with zephyr ncs tool chain v2.7.0 and SDK v2.6.1.
Our hadware is very simple, just a power IC, a nrf52840 and a G-sensor.
Our pre-production...
We have used zigbee sample for coordinator we did many changes in that like subscribing and sending values in UART when any new device gets added.
but noticed ZB_ZDO_SIGNAL_DEVICE_ANNCE...
Is there any plan to support Bluetooth Channel Sounding in Zephyr OS apart from nrfConnect SDK? If so, when can we expect a pre-release version to be available?
I am using a nrf52833 with NCS and was wondering if there are events I can subscribe to (or polling if events don't exist) that will notify me when USB power is connected...
Hello,
after some trial and error, I managed to use the "Bluetooth: Direct Test Mode" example with NCS 2.7.0 (Sysbuild) and USB.
Now I'm questioning myself how to correctly...
