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 read the documentation and errata for Rev 1 of the nrf52. I am using the Rigado BMD300 module (thus the nrf52) without a softdevice attempting to do on the fly...
Hi All,
Currently i am working on nrf51822 chip, For that i have downloaded nRF5_SDK_15.0.0_a53641a.
Now, i am trying to execute mouse hid example in nrf51822 chip, but...
Hello, it seems that the 15.2 infocenter radio_test instructions are somewhat different from the 15.0 infocenter instructions . Trying to get a general understanding of how...
Hi there,
I was hoping you guys could point me in the right direction with regards to the use of the nrf_mesh_disable() & nrf_mesh_enable() functions. Since the "friend...
I migrated my nRF52840 project to nRF5 SDK for Thread and Zigbee 2.0.0 (from 1.0.0), but I keep getting a linker error:
Building ‘myproject’ from solution ‘myproject’ in...
I am searching for a stable development environment for the Nordic nrf51822. I have been unable to get adequate support for issues using eclipse. The tutorial for Nordic/Segger...
Hi NRF team,
I was attempting an update from the open USB serial bootloader to a secure USB bootloader when I hit this issue.
from Open bootloader linker script:
MEMORY...
nRF52832 with softdevice 3.0. Modified ble_app_multirole_lesc project and doing test. Sometimes it doesn't start advertising (can not be found by nRFconnect app). Sometimes...
Hi,
there seems to be a bug in the Heart Rate Monitor (HRM) example or in the iOS app (nRF connect) -- when the simulated heart rate exceeds 8 bits (256) in the example...
I need to send data to an APP through NRF52832/840
This data will only be sent when there is a match with my APP. Once I have established a first communication with my APP...
Hello!
Hello, I have an Issue with NRF51822 chip, made an over 25k messages per second transmitter based on Keil example, but the main difference is that I dont enbable...
Dear all,
In my project, I add 3 long push action events related to 3 buttons by using " bsp_event_to_button_action_assign( )". Everytime I long push any of 3 buttons, the...
Hi,
I am trying to program the bootloader for the nrf52840. I am trying to create a settings for the specific hex file, and then programming using the nrfjprog commands...
