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...
I'm currently working on configuring the nPM1300 used in our custom board. In the product spec v1.2, it supports 2 USB compliant current limits, IBUS at 100mA and IBUS at...
hello Nordic
i am working with nrf52840 running ncs v2.8.0
this device connects with a central, via BLE, the central running on linux.
i am working with smp (simple...
I am using NCS 2.9.0 and latest extensions for VS Code.
To reproduce, use Mac, create a new app from Blinky sample, build it and open "prj.conf", then wait a few minutes...
Hi,
I am currently trying to enable the GPIO output interrupt functionality on my nPM1300ek with an STM32. However, I am unable to get it work correctly(I was only able...
Hi team, After executing RRAMC.ERASE.ERASEALL with an external debugger, I was unable to access the CPU (board) after reset. To resolve this issue, I connected the nRF-programmer...
Hello,
I am experiencing an issue whereby the nRF52 is not starting up when not started through the debugger. I am using an identical setup as another project with regards...
Hello, I want to disable parts of my RAM to save power. I implemented this in my project based on the System_Off ram retention example. I'm now not sure if RAM retention is...
Hi,
The attached code is based on a sample code from NCS v2.9.1 and creates a LittleFS flash disk on external SPI NOR onboard nrf54L15DK. There is a mismatch in the code...
I keeping getting errors in Output terminal from nRF Connect.
I work on multiple projects in multiple different workspaces. I keep getting errors about the manifest file...
We aim to use an external Cellular module for MQTT communication.
I found that the nrfxlib/nrf_modem library is only supported for nRF9x series MCUs. Does this support...
Hi,
I am currently working with the channel_sounding/connected_cs sample for nrf54l15 and I keep getting the error: Not enough memory to store step data (530 > 512). I tried...
Hi,
We have enabled the watchdog feature in our application running on the nRF5340 and nRF7002. In rare cases, we’ve observed that the nRF5340 hangs during zephyr library...