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...
I've been using the nrf connect toolchain for a bit, and after some initial trouble it was working ok, but now its randomly giving this error whenever I try to build anything...
Hi,
I am trying to convert a number from little endian to big endian. There is a built in function "NTON" that I can use instead of writing my own code, but I can not find...
I'm using two nRF52805 to get sensor values and send 2 sensor real-time values to my phone via BLE. Each nRF52805 BLE works well (Individually tested by nRF Connect App. It...
The encoders I am using generating about 500 pulses per second, and I need to read 3 of them at the same time. I assume a good approach for that is to use the hardware timer...
Hi, working with NCS v1.4.2, I see building products for an <app> landing into subfolder <app>/build/, in several flavours
app_moved_test_update.hex app_signed.hex app_test_update...
Hello,
I'm trying to flash an example code from the SDK onto the Arduino Nano 33 BLE board.
I tried to use the external debugging on an arduino nano 33 ble card but the...
Hi,
I'm using NRF52840 and having a lot of issues with hard fault.
From time to time, I get an application crash with the following log:
HARD FAULT at 0x00000000 R0...
This question may be better suited for the Zephyr forum, but I figured I would ask it here as well in case somebody can easily see what I may be missing.
I am trying to...
I am attempting to use the UART peripheral with a UART device which communicates via 1 start, 7 data, 1 even parity and 1 stop bits.
Is there any? way to configure or fake...
According to this post it seems clear that a peripheral device cannot set the connection event length in a given connection (and only has mild influence on the connection...
Hello,
it's been a couple of days that i have a problem with NRF9160DK.
The problem is related to function getaddrinfo() that is now permanently returning -11, whatever...
Hello,
I wanted to interface LCD with nrf52840, for that we have selected few of them from different vendors. I was looking for display drivers for LCD, but couldn't find...
When building the zigbee network_coordinator example for the nrf52840 dongle the merge.hex is linked to start at 0x0 in flash so the nrf connect programmer won't flash it...
Hi everyone：
New to the DevZone, nice to meet you guys.
I have an problem to the GPIOTE.
I'm now using an AFE4404 to calculate the heart rate and heart rate variability...
