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...
Hi,
I wrote a firmware using softdevice. How can i upload softdevice and firmware i wrote using nrfjprog command line tool. Also is it possible to locking firmware to prevent...
after update nRF Connect from 3.0.0 to 3.2.0 I started to get the error :
nRF52840 Unsupported device. The detected device could not be recognized as neither JLink device...
This is for the SDK nRF5_SDK_15.2.0_9412b96 and custom hardware.
I have a bootloader based off the example secure_bootloader_usb_mbr_pca10056 project. I want the application...
I'm using an nRF52832 with s132 and nRF5 SDK v15.2.0. I have a question about the tutorial devzone.nordicsemi.com/.../radio-notification The input parameter radio_evt of SWI1_IRQHandler...
Hi,
I have a customer interested in using the NRF9160 with a 1000mA/h battery.
They want to keep the board sleeping for 15 minutes, wake up and send GPS data position...
Hi,
Zephyr 2.1.0 will be released 2019-11-29, and it will support LwM2M Queue Mode which is an important feature for sleepy devices, see https://github.com/zephyrproject...
I am trying to modify the asset_tracker application to work without PSM mode since we cannot get PSM mode granted from the local network here.
My plan is to switch the modem...
Hi,
I'm trying to set up a proof-of-concept asset tracker to be run for a few months, over large distances (cross-country), powered by battery, with no user inputs. I have...
Hello,
I have 2 pieces of Sparkfun nrf52840 mini boards. On the first board, I uploaded the code from '\nRF5_SDK_15.0.0_a53641a\examples\ble_central\ble_app_multilink_central...
Is there a way to bypass the device reset happening when BLE times out if the device is in debug mode (or RTT terminal)? I'm referring to the reset talked about in this thread...
I want to tranceive data to ADXL362 through SPI and refer to this program.
https://github.com/Rallare/fw-nrfconnect-nrf/tree/nrf9160_samples/samples/nrf9160/spi
However...
I have a time-critical code section in a call-back routine which is too slow to work when run as a "debug" build, but works fine when run as a "release" build.
This is a...
