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,
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...
Unable to program external nRF52832 custom board using nRF52840 DK (P19 Debug Out)
I am trying to program an external custom board based on the nRF52832 SoC using the nRF52840...
Hi Team,
1. Radio Firmware upgrade supports only HTTP server?
2. Application can be transferred as a complete file instead of chunks of packets?
Regards,
Sravan...
Hi,
I am attempting to sample multiple channels using the nrfx drivers. Using external timer with PPI over internal timer seemed to provide no benefit so I went for internal...
Hi Team,
1. Can we write date and time to GRTC?, if yes, can you please share the sample code.
2. can we configure GRTC to wakeup MCU as per configured time(Ex: wakeup...
