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 behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
With SDK V14.2, I was able to specify internal flash address argument into nrf_bootloader_app_start(uint32_t start_addr) and was able to boot into the address. With SDK V15...
Hello, I have a problem when trying to compile the light server exemple for the mesh.
I use Segger Embbeded Studio 4.16 (even though i tried the 4.15), mesh sdk 3.0 and...
Hello,
I'm using NRF52840 module to make a customer device. I'm using nRF5 SDK for Thread and Zigbee v3.0.0.
I have a Thread mesh with some routers devices and one child...
I saw this BLE security issue and was wondering how Nordic deals with it. When the other side uses the example LTK from the BLE spec, can the softdevice automatically reject...
Hi,
Here's I want to do: Use static passkey to connect with central and peripheral. I'm useing peer_manager to doing this. 1. I've setup passkey in peripheral with function...
Hi,
while I tried the Power Profiler in the nRF Connect Desktop on OS/X, I got some error messages in the log (something like PPK Command Error). So I've installed the newest...
I run blue_app_hids_keyboard_pca10056_s140 sample on nRF52840-DK. I try to connect with Windows 10 PC, but PC does not discover Nordic_Keyboard.
I found advertising is sent...
We have a PCA10090 board and I followed all the steps of the nRF Connect SDK to install everything, including the files from repository, SES, etc. All is ok but I can't find...
Hello, I am working on a project that uses nrf52832 and I need to put that device and in the system on mode. For that, I want to measure the current in the system on and system...
The PWM (Pulse Width Modulation) peripheral coupled with EasyDMA makes an excellent waveform generator. However it has one drawback which I would like to request be added...
Hi, i use the saadc example(triggered by ppi+timer) with uart to get voltage signal and transmit to central device( another custom nrf52832 board), and the central prints...
hi .eveyone. i use 51822 sdk12.3.0 , i want to dfu app code with uart, but not use bootloader_secure and experimental_ble_app_buttonless_dfu. i do not know how to develop...
Hi
Im trying to figure out how to migrate my quite large older project from and softdevice s130 to using s140 in order to experiment with long range.
Besides changing...
I try to update firmware for nrf9160.
My environment is windows10 msys2 python3.7.3 run follow, (not success) ----------------------------------------------------------...
I've done this many times now and thought I understood the process.
Now despite following most of the advice in the dev zone, I'm stuck.
Any help would be appreciated...
