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...
Hello.
I have a setup in which two nrf52840_dk boards are communicating through BLE. I'm using Zephyr 4.1.99.
Under heavy traffic. the board which holds the 'central'...
Hi, I'm working on the DK for nrf52832. I have a working code for BLE, and another working code for die temperature using interrupt. Now I want to merge them and trigger the...
Trying to set up a PPK(II) to measure the current in my nRF 52833-DK and preparing my nRF Connect for desktop to do so, I notice that this tool is demanding a V7.94i version...
Hello,
My name is Calvin and I am tasked with testing the NRF52840. I want to create my own development board for prototyping a project, but I do not want to keep plugging...
Hello,
I've been working on a project involving an IMU and bluetooth for a while, and had been using the IMU (LSM6DSO) on polling mode. Unfortunately, I found out that I...
Hi,
when i try making a new connection with a new device using my for loop (reconnecting using the adresses that i stored in an array), i sometimes can get a warning which...
Hello,
I'm currently working on a fitness tracker application using the Nordic nRF7002 DK board, paired with an analog MMA7361 accelerometer , and a round GC9A01 SPI-based...
Hi, I'm a novice in embedded systems. I have board based on nrf52811 and firmware written for my device but when I received my board from production I could not load firmware...
We have an nRF52840 device that is required to do continuous BLE scanning in central role to find nearby advertising beacons and is never required to establish a connection...
we have a custom board with nRF9160, when using GNSS we configured it to periodic mode with 120 second interval, most time it works fine but every once in a while (like every...
Hello,
A quick question about using an nrf9160 (+ sdk 2.5 - modem 1.3.5)
When I activate the following parameters: # LTE-M (LTE-CatM1) CONFIG_LTE_LINK_CONTROL=y CONFIG_LTE_NETWORK_MODE_LTE_M_GPS...
nRF52810 board will not start on its own. It needs the RTT Viewer to be connected, then it will start and run. It has run on its own before with this configuration:
CONFIG_CLOCK_CONTROL_NRF_K32SRC_RC...
nRF52810 will not enter deep sleep (system level power management). The method used is through pm_policy_next_state, sleep entry function , sleep exit function, and PM notifier...
Hey,
I have been using the FOTA download client library with bg95 module for HTTP dfu for a while and works perfectly fine.
Now that I have added a few additions to my...
