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...
Greetings. Like some others, I recently tried to activate the iBASIS eSIM included with a nRF9160 DK and found that the SIM had expired and could no longer be activated. I...
I found that one via on nrf5340dk is different from other vias. It has an extra loop and is connected with the external copper layer. What is the purpose of this design? How...
Hi,
Firmware with changes from hci-lpuart sample code is terminating abnormally. hci-lpuart sample code is modified to call "adc_read()" method to read adc values. When...
Hi,
I am using sprintf to copy floating sensor data to a string and later copy that string in payload.
But when I do so, floating number is not copied, but rest of the...
1). want to know what is the sacn interval/window value used in wireshark
2). how many max. number of advertising devices wireshark nrf sniffer displays
3). instead of...
Hi everyone,
i wrote a dockerfile with all nedeed dependencies and toolchain setups for software development of nRF9160DK. I would link to use Visual Studio Code running...
Hi Team,
We have a case open - 285055 - where we raise issues about some data being rejected from your nrfcloud platform. As a secondary investigation we are looking at...
Hi, I've just read this allocation guide and I was wondering what the "PH" in RAM_PH_START, RAM_PH_SIZE, FLASH_PH_START and FLASH_PH_SIZE stand for.
In which way do they...
I testing asset_tracker_v2. I observed that during debug, the execution enters the init.c file. As well __pinned_bss, __boot_func etc are used in this file.
1. What is purpose...
I have received a newer DK board (2.1.0) and have a problem.
The newer board wants to update the FW constantly when I run a test. That appears to be resolved by disabling...
As we know 52840 supports Thread,Zigbee and bluetooth,Do we need to test all of them in production test?
I'm not sure whether these 3 protocols are only software ,or they...
hi
1. #define ADC_NUM_CHANNELS DT_PROP_LEN(DT_PATH(zephyr_user), io_channels) this is example code from v1.8.0\zephyr\samples\drivers\dac\src\main.c but this is not working...
Hi.
We're using the out-of-the-box NCS 1.6.1 SDK / Zephyr / MCU boot process for our application. After upgrading the firmware, either via a dfu-utils flash to slot 1, or...
Hi everyone,
I've been trying to figure out what is the maximal BLE throughput between nRF52840 DK and nRF Connect (on iOS).
Using " ATT_MTU Throughput Example" between...
I have been trying to understand how we can use the PPI system to bypass extra callback handlers and threads in Zephyr to retrieve data from external SPI device based on external...
