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...
I created .c file, and add a few TWI functions to it. However, when I run the code in segger, all functions in the .c file shows a "multiple definitions of xxxx" error (see...
Hi!
I am working on an AoA project and I am using nRF Connect SDK. For the transmitter part I saw that sample application is already written and for receiving part it is...
Hi,
Our entire board is running around a nRF52832. Recently it has been difficult to find some of these SOC. Is it safe to replace it with the nRF52811 without changing...
Hi,
I am trying to compile ble_advertising.c file for a specific application based on nrf52840 and I am getting the following error:
nRF5_SDK_15.3.0_59ac345/components...
I am working with an nRF52840 on a custom board. Our device has a number of sensor attached in various ways including spim, twim, uart. I've used the ble_app_blinky as a starting...
Hi Dev Team,
I am enhancing my Thingy91 application using the mqtt_simple sample and NCS v1.5.0. I am basically connecting to the MQTT broker, sending data and then disconnecting...
I am using nrf52840 as PTX and nrf24l01+ as PRX. The application I am working on requires me to send 30 bytes from PTX to PRX at a 2 kHz packet rate. If both devices are near...
I am trying to make ble communication work with I2C but i cant make it work i dont understand what is the issue the code is being build but it does not advertise can someone...
I'm building a firmware for nRF52 which is using app timer v2 with RTC1. After a while, app_timer starts running many times faster than normal, and I'm not sure why. Nothing...
I use pc-ble-driver to control nRF52840 dongle. I want to speed up scanning of advertising time.
So I change SCAN_INTERVAL and SCAN_WINDOW.
How can I modify the parameters...
The enocean_switch example has MESH-config example, to store data in FLASH, within the mesh rules.
I use it in my app, IT WORKS, but the biggest data array what I can store...
hello folk,
I am working on nrf52840, I want it to assign Static UID of any kind that even won't change after the device gets reset.
I have already gone through "FICR...
Hi,
I am looking at using the nrf5340/nrf9160 in a device. In this device, I need to have high endurance storage of some data that must be kept secret, integrity checked...
Hi,
My project involves an nRF52840 DK connected to an accelerometer on a breadboard, connecting to my Mac via USB-micro.
I'm editing the twi_scanner SES project so...
