To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I use nrf connect sdk 1.9.0, to run periodic_adv and periodic_sync example.
The adv side sends this data: mfg_data[] = { 0xff, 0xff, 0x00 };
But in sync side in scan_recv...
Hi,
My mesh project is occasionally suffering some dropped messages and after probing around I found this on one of the nodes.
I have four nodes and one gateway running...
Hi,
In nrf52840 dongle, I use nrf_crypto_ecdsa_sign function to sign.
Everything is fine in when building, but when testing the real world data, it’ll will show error...
I use 52820 to do ble_usb+esb project, but I have encountered problems when adding USB. I have added USBD_HID_COMPOSIT in the project of \ examples \ peripheral \ usbd_ble_uart...
Dear community
I am developing an autarkic embedded system where I harvest energy from a thermoelectrical generator. It is a simple application, I need to acquire the open...
Hello,
NCS1.8.0 Windows10 X64;
i test v1.8.0\nrf\samples\bluetooth\direct_test_mode, and i want to use nrf21540 model.
i've set CONFIG_NRF21540_FEM=y and do Project...
nrfjprog restarts nrf5340DK debugger
We are running a container environment in Ubuntu 20.04 on WSL2 and the USB ports are frwarded using usbipd
When trying to flash (or...
Hi,
I have been playing around with the nRF9160 DK trying to get it reading a range of sensors, so far with success, however I have found an issue which has stumped me...
We use nRF9160 on our own board. The firmware "Serial lte modem" is installed on the chip with connection to an external MCU. We connect to the broker through the MQTT command...
Hi,
I'm trying to compile Zigbee examples nRF5-SDK-for-Thread-and-Zigbee in Keil but faced some errors.
This is the error I got. This is the exact location of the project...
Hello,
I'm designing a device based on nRF52840 SoC that receives a configuration (set of 50 parameters) from an app which downloads the configuration in JSON format from...
Hi, I tried to run an adc example ( https://github.com/haakonsh/NCS_SAADC_example/tree/master . ) for nrf5340 in another post ( how-to-configure-the-dma-in-adc-and-how-to...
Hej!
Upgrading from SDK16.0.0 to SDK17.1.0, concerning sdk_config.h in my application: I worry that some new options could have been introduced while some old ones might...
Dear support,
I tried to follow the video here for adding service to https://webinars.nordicsemi.com/developing-bluetooth-low-energy-6 ,
Read and notification works fine...
I think I may have found errata. Using the combination in the title I can enable output, verified at the pin using OUTSET. Once the softdevice is enabled the same command...
