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've been trying any way I can think of to work around an issue "51" returned by nrfjprog executed from nrfutil when trying to run serwer from the steps in tutorial...
Hi experts
i am using nRF Sniffer to decrypt the BT Mesh packets with Wireshark, it can work smoothly. However, i tested and found that the packets device key encrypted...
Hello, I am looking at the mesh dfu example code on nRF mesh SDK-4.2.0 on an dk_nrf52840 and I have some questions.
Rather than having both a bootloader and main application...
Hello.
We are developing products using BLE modules.
The one used for that module was "nRF52832 (512kB Flash, 64kB RAM)".
I would like to know
Question 1:
As a...
hi ,
I am working on the nRF52832 , I am trying to store the values in structure and then passing over BLE . I am getting this error after print statement unknown function...
Hi,
I am trying to evaluate nRF5340 FOTA update via Bluetooth. I started with the Bluetooth/peripheral code sample as the basis for my project. I modified the project per...
Could you clarify the use of nrf_esb_set_retransmit_count function?
From what I understood, if it is 0 and it sends a message that wants to be acknowledge , it will not...
To setup the UARTE for use in Zephyr I've configured a nrf52840dk_nrf52840.overlay as Zephyr documentation suggests:
& uart1 {
compatible = "nordic,nrf-uarte"...
Hi, I'm setting up a timer to invoke (via PPI) the ADC in scan mode. It'll read to channels with MAXCNT of 10,000. The ADC built in timer has a value from
[80..2047...
Hi,
I can run the following code within main.c successfully, but it produces the error as shown in the attachment upon execution of k_free(mem.ptr) from with aggregator...
Hello,
in our project we have a nRF52840DK as Central and a custom nRF52832 board as Peripheral. The software on the Central is based on the ble_app_uart_c example and the...
Hi
We are using Nordic NRF52840 in our design. Normally we are using DCDC mode with VDD and VDDH together [Normal mode] connected to 2.2V. In a special case we wanted to...
Hi everyone,
I wanted to make reset pin funtional on nRF52 DK while using pca10040e folder so that I could develop on nRF52810 later, but the reset button did not work as...
I've noticed the idle current of my application changes permanently by ~5uA after using the radio, timer2, and/or the app timer (not sure which). I'm using a custom radio...
Hello,
I am using libUARTE and libUARTE ASYNC for reliable communication over UART.
I need to transmit data that is stored in read only memory but this module seems to...
