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 teams,
We made BLE mesh custom boards based on nRF52833.
These nodes are configured to send broadcast messages for every 10 seconds.
Currently, these boards uses...
Hi Sir,
We would like to use the Radio test to do the basick TX/RX test in SDK 15.2
We use the nRF52840-DK for test and follow the CLI document .
1. We use two board...
Baud rate 460800, error code NRFX_ERROR_INTERNAL(1) occurred when the serial port received data。
I want to know how to avoid this problem, the current transfer rate is less...
Hi
We need the recv() be blocking until the full amount of requested data can be returned or the operation was timeout, how to achieve this?
I tried flag MSG_WAITALL but...
Hi. Can anyone think of a way to use the nRF52832 (probably Timer) to detect approximately 125KHz-150KHz variable square wave down to about a 1Hz resolution? I'd like to detect...
Is there any example for Directed Advertising? I'll design my NUS central and peripheral use Directed Advertising, because I would like to have other bluetooth devices connected...
I use this code below mentioned in this question https://devzone.nordicsemi.com/f/nordic-q-a/26030/how-to-reach-nrf52840-uarte-current-supply-specification
This can reduce...
Do you have any recommendations, tutorial, blog, or getting starting guide for a developer wanting to use Mesh and BLE on the same node? Any information would help. Does one...
Hi,
After long use of BLE communication I sometimes get return code 8 from sd_ble_gatts_hvx.
My questions:
1. This return code is cryptic. Is it associated with defined...
I am trying to configure the CryptoCell on an NRF52840 to use AES-CBC encryption with PKCS7 padding. When I call the following function, it returns SASI_AES_ILLEGAL_PADDING_TYPE_ERROR...
Board: nRF52833 DK
Version: 1.0.0 PCA10100
SD: s140
Env: Segger v4.52 (installed on 5/10 via Toolchain Manager)
Hello all...
I'm running into a problem with the...
I have to write this page in case of the application firmware update, so I have to unprotect it in the bootloader (in the nrf_bootloader_app_start_final() function). won't...
We've been hunting down an issue there when we call nrf_drv_uart_uninit() we get a high static current which indicates that a clock or peripheral is being left on.
After...
I am getting the error:
There was an error adding your device: No device found with id 'nrf-352656100878829'. Verify you are passing a valid device id and not a device name...
Hello there
I am now using Nordic 52840 dongle hardware ready to be used as a zigbee sniffer, and I have seen that official documentation is feasible.
My current environment...
