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,
My company has a product that is in production using the nRF5340 SOC. We noted this morning that the product would boot and application code even if the nRF5340's reset...
Hi there, I've a following set:
nPM1300-EK (PCA10152 / 1.3.0 / 2025.18 / Serial no. 10B3B784F5316C68)
nRF Connect v5.2.0
nPM PowerUP v2.2.3
After launching nPM...
Hello,
I’m evaluating whether simultaneous uplink from two ESB nodes is possible on the nRF54L15 DK. The documentation mentions support for up to 8 pipes in a star topology...
Hello,
I am using the ANNA-B112 module with nRF52832 to communicate to an AD5940 AFE using SPI1. I am also communicating with three other sensors using I2C0. This project...
Hi,
We enabled the DFU and sent a new application successfully using the mcumgr command line program, but now we need to do this upgrade process using the host MCU.
...
I am working through an evaluation stage for a new product using nRD52840, possibly updated to nRF54L in the next development phase. The device is based upon Zephyr and being...
I'm getting the warning about CONFIG_BT_CTLR, but I've gone through and changed to HAS_BT_CTLR. I do have the following:
# Maximum Transmission Unit config
CONFIG_BT_GATT_AUTO_UPDATE_MTU...
Hi
I have a nRF52840 setup with external 32 kHz xtal and external 32 MHz xtal, supplied by 3.3V.
I would like the system to be in as low power mode as possible.
Each...
While testing BLE and USB individualy, they seem to work well. When there is simultaneous use, there appear frequent crashes/lock-ups in varius handlers.
BLE used: ble_app_uart...
Hi,
I've got an nRF54L15-DK, and I'm trying to get the sysbuild with mcuboot example working. https://docs.zephyrproject.org/latest/samples/sysbuild/with_mcuboot/README...
Hi,
I would like to repurpose nRFready Smart Remote 3 for nRF52 reference design to use it with the nRF54L15 DK to run BLe channel sounding experiments over this Christmas...
Hi, I am working on Bluetooth of nrf52840 board. I am still learning the SDK and I want to know where can I found the details of error codes, which are considered as 'int...
I need to store just and handful of bytes in flash, some config data. Looking around the forum I've seen recommendation to read and write from/to by using the nvs functionality...
We are in the feasibility stage of a product that requires integration of Apple "Find My" technology only.
Some questions below for pre-development: 1) If we have an existing...
