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'm using a Azure IoT Hub to connect some devices to the cloud and then uses the Direct Method to send messages to the devices. I can send messages and receive the response...
We are using nPM1100 along with a STM CPU. When we put the CPU into deep sleep, it takes one minute for the current to go down to 20uA from 500uA.
We were expecting the...
I have a customised bootloader using uart + BL, built from the SDK examples and modified using articles found here. It works - most of the time. The product is a cusom board...
Hi to all,
this is my first public ticket ;)
I would power a nRF52840 on my custom board both with a cell battery (specifically CR2032) and the VBUS provided by the USB...
Hi, 1. After executing nrfjprog --recover command with PCA10040 DK, I read this hex: nRF52832.hex with Programmer
2. What does this program do that causes read protection...
I have successfully implemented an interrupt-driven method to read data from the MPU6050 sensor on the NRF52840, and it functions as expected. However, I encounter an issue...
I've been playing around with the advanced_non_blocking_internal_timer example, on my nRF52DK-52832 board using NCS 2.6.0.
I couldn't get it working for what seemed like...
Is there a solution from Nordic available where I can have a LTE-M (or NB-IoT) and at the same time still receive the 1PPS output from the GPS module? It seems to be that...
Hi,
I am working with nrf5340 chip and I want to migrate from NCS 2.6.1 to NCS 2.7.0. I want therefore to apply recommendations: migrate to sysbuild.
With NCS 2.6.1 I...
I have an array of LEDs on my custom board. One of the LEDs is set on a UART0 RTS pin, which is GPIO(0,5), and we are using ground as common. To avoid any conflicts, I disabled...
My device is an nRF52840 running a C Code application that is built on nRF5_SDK_17.1.0 I am implementing a FOTA solution where a hex file fw image and a .dat file will be...
I try to migrate a working code from nRF52832 to nRF5340 with the use of 7002 companion chip for the network part (BLE). However, while I can jump to main and successfully...
I'm using a thingy53 on ncs v2.7.0. I turned on CONFIG_ASSERT to try and find issues. This issue pops up randomly, it asserts the program crashes and causes me to have to...
Hello,
I am experiencing difficulties connecting my NRF52840 board to the nRF Connect software. Despite multiple attempts, the board does not appear to be recognized by...
Hi, I'm looking for the public mac address for nrf52840, and i find out that the mac address is located inside the register FICR->DEVICEADDR[0] and DEVICEADDR[1].
DEVICEADDR...