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 nRF52833 using the SDK17 Dynamic Pairing example. I was able to expand on it for my use case, and the application is now correctly receiving data...
Hello,
I am using NINA-B406 Custom board which have nRF52833 SOC and using Segger embedded studio with nRF5 SDK v17.0.2 for development.
I want to do the two functions...
Hi, Do you have any documentation at all for the experimental GPS driver? I can't find anything. Google just sends me to a few broken links. Best regards, Jan Erik BikeFi...
Hi, the specification of nRF5 SDK for Mesh v5.0.0. says the interrupt priority has two levels, named priority_lowest and priority_thread.
I am not clear on some things....
After installing nRF Connect for Desktop on macOS, I hit "Install" for Toolchain Manager, and then "Open".
This opens a new window for the Toolchain Manager, which says...
Currently, MQTT is required for nRF Cloud data transmission. We will be using LwM2M as the protocol to send data from our IoT monitoring device to our cloud platform. Does...
Hi, I have a bit strange problems with example project "pwm_library". At first I compiled with segger embedded studio and ran the project on my NRF52-DK board, and it worked...
I have used nRF52811 chip in my custom board.
1. Please provide the First time programming procedure using J-Link (J-Link-Pro tool) interface.
2. We have a nRF52840DK...
Hi teams,
Recently, I upgraded JLink driver to 7.5x and suddenly all of my nRF DK boards are not detected via USB.
All of my 4 DKs shows the same symptom. LED5 near JLink...
I am working on an embedded design that uses the nRF52840 MCU and 2x additional processors (Processor #1, Processor #2).
The intent of the system design requires that Processor...
dear all
I used the lvgl in zephyr. When I made a image rotation, I found that I copied some of the image pictures。Is there anyone in the forum who has encountered similar...
Dear friends: I am based on the following link: devzone.nordicsemi.com/.../device-firmware-update-dfu-with-mcuboot-bootloader Operation steps test the function of mcuboot...
Hello I am using sdk17.0.2 and nrf52840.
I used nrf52832 to combine ble_app_uart and crypto_aes_ctr codes. And now I'm going to move the code to nrf52840.
However, there...
Hi! I made a custom board with an external flash memory that communicate with nRF52840 through QSPI. I have some boards that works very well, but i have someones that freeze...
I am trying to connect XBee 3.0 Zigbee to a Nordic USB dongle (PAC10059) which has the nRF52840 chipset.
I have been watching the traffic on channel 16 with a CC2531 sniffer...
