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...
I have a working (hand-wired) prototype that connects to the internet without any problem.
Now I have made a PCB to replicate the same thing and loaded the same software...
Hi, I do have a PCA10040 board, I'm using the examples from Nordic. On the DFU example for SDK 12 I have pressed button 4 and RESET the board to active BOOT . I’m testing...
Hi,
S112/S113 is currently the only supported SoftDevice on nRF52805 and doesn't support Central (Only Peripheral). Is there a plan to enable S132, SoftDevice Central are...
Hi,
I have nRF52840 DK boards.
This is rather an informational question for my benefits.
In post: https://devzone.nordicsemi.com/f/nordic-q-a/9315/nrf52-802-15-4
...
Hi,
I’m developing a BLE joystick with nrf52832 with a PCA10040 board
To make the development simple I’m using 16 input Buttons and 2 analog inputs with 8 bits each. ...
Hi,
We have a product that is based on 2 SDKs : SDK 14 and SDK 15. SDK 15 covers nrf52840 builds and SDK 14 covers nrf52832 builds. I know this is not perfect setup but...
Hi,
We are using SDK13 and nrf52832.
I will use BLE security mode 1 level 4.
It is in progress referring to "ble_app_multirole_lesc".
How do you check "App completes...
Hi,
I have VSCode and Segger Ozone installed along with the nRF Connect SDK (v1.7) and the nRF Connect Extension for VSCode. I can successfully build example projects and...
Hi,
I am new and just starting out. I am using a nRF51822. I downloaded SEGGER and the nRF sdk (nRF5_SDK_17.1.0_ddde560), but I can not find nRF51822 in the config folder...
Hi,
We have made a custom board based on BMD340 for a vital signs monitor. The board will be attached onto various parts of human body. The body shadowing effect plays an...
Hello,I am developing a stethoscope project with nrf52832 platform. Now I encounter a problem: when Xiaomi m2004j19c mobile phone connects to nrf52832 platform device 1, and...
I'm designing around part 1490-1071-2-ND (nRF52840-QIAA)
Your ref designs show DEC5 decoupled with C9, 820pfF and states "not required for Fxx & later"
Do I need to place...
We are starting a new Nordic-based project and are looking through the nRF Connect SDK 1.7.99 documentation ( https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf...
Hi
In the documentation of the function " int at_cmd_write_with_callback ( const char * const cmd , at_cmd_handler_t handler ) " it is written that "CMS and CME errors are...
Hi,
What we are currently using is nRF52832, the central product is SDK16, and the peripheral product is SDK13.
Does SDK17 only support BLE Secure Mode 1 Level 4?
Are...