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,
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...
Hi
how can i display application logs after merging application and secure_bootloader
the secure_bootloader souce I used is \examples\dfu\secure_bootloader\pca10040_uart_debug...
HI,
I am a newbie with NORDIC semiconductor.
I am working with nRF52833 and working on NFC reader with PN532 using I2C interface.
I can find libraries with SPI and...
Hi,
I have a PCA10095 and a PCA10040 where they are connected via USB to PC and are not being seen. In both cases the LED next to the interface MCU is flashing rapidly;...
I'm looking at the ZBOSS for Zigbee IAS Zone example , and in the " ZB_ZCL_DECLARE ..." statements it refers to structures such as zone_attr , poll_control_attr , and pwr_cfg_attr...
For nrf52x, a pin can be dedicated for reset, and this is from my understanding how HCI works in the sample (host line to controller reset pin). However, for the nrf5340,...
I am doing ble beacon device communication. I have two device, receiver and transmitter. Receiver device height is about 2 meter. Transmitter device on the ground. The distance...
My project builds fine in versions previous to 2.0.0. However, in 2.0.0 I'm getting an undefined reference. Any ideas where to look to track this one down?
/opt/nordic/ncs...
I am in the early stages of development and would like to proceed with only non-secure partitions on the nrf9160. I'd like to not make use of TrustZone.
I notice all of...
Hi Nordic,
I want to use an Arduino USB host shield with NRF52840-DK. Since the VDD on DK is 2.5v and MAX3421 on the shield works with 3 to 3.6 volts, I have to use an external...
What is the state of the GPIO pins during programming.
Because of space restraints, in order to get the the programming signals out from under the laird module we are...
Hello,
I am using a nrf52840-dk and communicate via SPI with an external board (NUCLEO-L476RG from ST) during development. For the development itself I am using the nRF...
Hi,
When starting to learn nRF currently, is it better to start with nRF5 SDK or nRF Connect SDK? I know Nordic will not add new features to nRF5 SDK, but what if I want...
nrfjprog restarts nrf5340DK debugger
We are running a container environment in Ubuntu 20.04 on WSL2 and the USB ports are frwarded using usbipd
When trying to flash (or...
