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 have following errors while building a project in segger embedded studio:
1. 'TIMER1_INSTANCE_INDEX' undeclared here (not in a function)
2. 'TIMER2_INSTANCE_INDEX...
Hi,
Trying to compile one of the examples provided in the nRFgo SDK 2.3.0.10040 I get an error in the linker (error L204) Invalid Keyword. It seems to refer to REMOVEUNUSED...
Hi, When installing the nRF Connect SDK by using GSA application on macOS 10.15.3, at step "Installing the toolchain" I get stucked to a verification failure for python3 dependencies...
Dear All,
I have a question abou basic of BLE technology.
I'm using nRF52832 for our project.
My question is about avoding packet collision.
Please confirm my understanding...
Hello, I'm trying to use the PDM in the nrf9160. I'm using SDK tag 1.2.n I added
#include <nrfx_pdm.h> at the top of my main.c file.
I put
CONFIG_NRFX_PDM=y
in the...
We seem to be seeing slowness in a bare metal implementation. We would like to confirm the nrf52832 CPU speed. How can this be confirmed from within the codebase and/or logger...
Hi All,
Does anyone know what the maximum altitude is available for the nRF9160 GPS?
I know some GPS devices stop working properly if above pre defined heights.
The...
I have a PCA10040 board and use the development soft of SEGGER Embedded Studio for ARM 4.50.
I ran the project \nRF5_SDK_15.3.0_59ac345\examples\ble_peripheral\ble_app_beacon...
While I was working with my dev kit this morning, the board has suddenly stopped responding to commands.
When I attempt to connect via jlink using Segger Embedded Studio...
This is definitely a stupid question but the uart ble example is littered with the likes of " NRF_LOG_INFO("Connected");". Where is this printed and how can I view it? I can...
Hi,
I'm using latest master branch of nRF Connect SDK and pre-released modem FW 1.1.2 which is including ANT->AUX switching. I'm developing a firmware for a custom board...
Hello,
is it possible to use use timeslot API on s140 while BLE is in "central" mode?
I was able to use timeslot API when BLE was running as peripheral. However, same...
Hi,
I need the bigger the size of bootloader. So I changed IROM1 0x78000 0x6000 to IROM1 0x77000 0x7000.But nrf_dfu_transports_init returned error code after I changed the...
Hello I would like to use the malloc function but the function send me all the time a null pointer... I have the same problem on all examples. In this case, I use the "ble_thread_dyn_template_pca10056_S140...
