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...
We're designing a board using the Thingy:91X as a reference design. We're trying to determine if we can use one Ignion antenna, shared for the LTE and GPS.
On the original...
HI ALL,
I want to obtain the status of the upgrade process using mcuboot ble, such as flashing lights when starting the upgrade, flashing lights during the upgrade, and...
I've been trying to flash an nRF52840-DK with code that successfully builds on Segger. The Segger error is "Failed to connect to target." I updated the devkit firmware with...
1st issue: Tingy91X doesnt build at all with debug -Og enabled: Because of all the strange issues of Thingy91 (nRF9151) and "not to be used in new products) we ordered a couple...
Hi,
I'm trying to build nmea parser, so I have a functionc hecking all nmea sentences and trying to get double value, but I always go bad double value. For example here...
Connecting nrf21540 to a nrf52840. 840 GPIO default state is input, input buffer connected. One of the 840 GPIO pins is connected to the 540 PDN pin.
1) If the 840 gets...
Dear Nordic company,
I am not able to compile any of my applications I was able to compile. Yesterday, everything works, but today, it doesn't work. I tried older version...
Hi,
I am currently trying to integrate a digital microphone with the I2S peripheral of nRF5340 audio DK. I am accessing the P10 header of the nRF board for the particular...
From the examples of SDK 17.1.0 (I'm Not using Zephyr), I'm trying to connect to a beacon's Generic Access Service, so I can read the characteristic 0x2A00 and then read it...
Hello,
I am trying to measure nRF9151 current using Power Profiler Kit II, running Cellular UDP project on EVK and following the steps in:
https://docs.nordicsemi.com...
Hello,
I managed to run the examples for nrf54l15 channel_sounding_ras_initiator.c and reflector on my custom hardware boards. I changed the overlay files to use my own...
Hi all,
we are wondering if there is a clean and reliable way to perform DFU on 54L15 via Thread? Our scenario: once the products get shipped to customers, the border router...
hello all,
I'm fairly new to nRF SDF and its build environment. I browsed a lot of posts but did not find the solution to what is probably a basic misconfiguration error...
Hi, i've setuped Clion to build my porject. I've followed this link . Everything works i'm able to build for my custom board, but in zephyr folder I d'ont see merged.hex file...
Hello, guys, I am working on distance measurement project using two nRF5340DK (nrf_dm sample application). I found duration for which the distance measurement between two...
