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...
Hello,
Is it okay to supply the nRF21540 with a DC/DC or do I need to use an LDO? Are there any performance differences of the nRF21540 when choosing one over the other...
I'm finding that the signal strength of the radio is too low in my nRF52840 custom BLE project. I would like to increase the radio power from the default 0dB as our RSSI values...
I made a custom model under ncs1.6.0 to publish uart data. When the data I want to publish exceeds 85 bytes, an error occurs in debug:
<err> bt_conn: Unable to allocate...
NCS v1.6.0
CONFIG_SLM_GPIO_WAKEUP =y
CONFIG_SLM_INTERFACE_PIN =24
When Serial LTE modem is woken up after #XSLEEP=2 without 2s delay, it starts to loose some unsolicited...
Hello,
I'm using the sdk v17.0.2 with softdevice s140 with a custom PCB shipping the nrf52840.
I'm facing an issue where I cannot enable NFC and softdevice at the same...
Hello everybody. I am currently evaluating some BLE Tags, if they can be used as an BLE doorkey. The chips I am talking about are the following: nRF51802 nRF51822 nRF52832...
Hello support team,
I try to get the NRF52840 DK to work as a central with FreeRTOS. Connecting and getting notifications works well, but the device freezes on a disconnect...
I am running a Zephyr OS, and I am using the mbedtls APIs to do my cryptographic operations using the Cryptocell as my backend. My question is should I be using a mutex of...
Hello,
We have a physiological monitoring system in production where we used NRF52832 as a peripheral. Connecting this peripheral with Windows bluetooth, we realised that...
Hello,
I'm currently looking at using a last will message that updates an attribute on the cloud if the device disconnects from the broker. The broker and client agrees...
Hello everyone,
My current setup:
1.Development Kits = NRF52840
2.Nrfutil Version = 6.0.1
3.Softdevice = S140
4. Operating System = Linux
In current goal is to...
Hi There,
I am currently using a custom bootloader for my devices which was started from the secure bootloader example given in the SDK, I am using BLE as the transport...
i have nRF Connect SDK v1.6.1，excuted “west update” and “west zephyr-export” command（the project will not built successfully without executing these 2 commands）
then i was...
ncs version 1.6
SES
Windows 10
I have installed ncs completely using standard tools.
Now I am following the tutorial Part 1.
The project hello_world is created...
