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...
SDK: 15.3.0
BOARD: custom nRF52840 pre-product
Hi, I want to implement usb dfu trigger library.
but, faced with a problem.
My project are started from usb cli...
cli_agent_router and multi_sensor example with nRF5_SDK_for_Thread_and_Zigbee_v4.1.0 nrf52840
problem: The coordinator restarts occasionally, and the zed cannot rejoin until...
Hello,
I am trying to configure the SAADC for the NRF52810. I read that I have to enable it via the sdk_config.h. Here I find an entry for:
NRFX_SAADC_ENABLED - nrfx_saadc...
I have two related questions about nRF52 (nrf52832) which I have not been able to pinpoint from the documentation.
Can the 32MHz crystal connection be replaced by...
Hi. I’ve developed a custom device based on nRF9160 and now have a problem of fixing GPS signal. With the same antenna and same conditions sometimes it takes up to 10 minutes...
I've set up a timer which is firing the interrupt correctly. I then set up a second compare and linked it to the PPI to fire the ADC. The idea is to do these a few times per...
Hi to all Nordic product lovers,
This is not a question but rather an announcement of a new nRF52840 based finger tip size module 14 x 9 x 1.6mm launched at CrowdSupply...
Hi,
Greetings!
I am using nRF52832 with SDK 16.0.0 and mesh sdk 4.0.0.
Application: light switch client with LPN features added
In one of application, I have to use...
i already done the nrf52840 dongle that already work as beacon when i have tried in nrf beacon apps. i want the same application but now it is transmitting to server/website...
Hi,
I have a low level mcu (128 kbyte flash) connected via UART to the nRF52840.
My current flash usage (text output arm_gcc) is about 256 kbyte + the softdevice.
Since...
I am somewhat of a beginner - I have successfully built and programmed a "Hello World" example on the nRF5340. However I am having trouble building some of the Bluetooth samples...
So I am using the Mesh SDK in version 4.0.0 and 2 nrf52DK boards with some custom software running on the boards, but derived from the light switch examples. The boards work...
We have some prototype boards that work fine when programmed via the debug out on the nRF52 dev kit, but have problems when programmed with this JLink . Programming with both...
