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...
Hello all,
I'm using a custom nrf52840 dongle. There are some questions about bootloader and Softdevice. Everything works fine when I use nrf Bluetooth Low Energy app...
Hello.
I have a product that I am working on which a peripheral and it is able to communicate test data over BLE UART connection. For development purposes, we have internally...
Hi Team,
I have 1 nRF5340 Audio DK. With the steps mentioned in below links, I configured Json file to Gateway and I'm able to achieve it. ( developer.nordicsemi.com/.....
Hi,
We are developing on a nRF52832 MCU and we tried to enable MPU on the whole RAM region (addr: 0x20000000, size : 0x10000) But when we create a new MPU region around...
Hi,
So I have seen there is a clean -up option to set the architecture core HW registers to their warm -reset values as specified by the architecture before running the...
Hello everyone,
using Segger Embedded Studio, I encountered an issue with the TWI libraries. My device consists of a custom PCB controlled by the nRF52840 (programmed with...
A simple and maybe trivial question. When in a thread I wait data for example with
is it like call continuously the k_yield()? How the api above works in the underhood...
Hi
is there any example or Tutorial to start from the beginning stage of developing Multiprotocol (BLE and Thread)?
I've tried searching many articles still unable to...
Hi,
Chip: nRF52840
OS: nRF Connect / Zephyr: v2.3.0
Problem: Saving coredumps to external flash
We're trying to add a bunch of debugging features to our firmware before...
I am using the PCA10040 nRF52DK board
I want to connect the UART RX and TX pins of the nRF52832 to my target CPU
I have cut the connections at SB16 and SB14
I can see...
Hi Sir,
As we know, Matter 1.3 supports Electric Vehicle Charging.
Do we have any plan to support the example of Electric Vehicle Charging?
If yes, what is the time...
Hi, We are using a Segger JLINK to program a nrf5340 product using the SWD interface. We have been successfully programming units using a design where there is a 100k pullup...
When we try to test the stability of the UARTE peripheral, we find that when inserting and removing the RX pin, the uarte_handler callback function is very likely to goes...
What is the recommended UART SUSPEND sequence to use the PM_DEVICE_RUNTIME? I am having trouble using the PM capabilities with the UARTe driver. I am developing on the 52833...
