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,
I am a student and I am trying to experiment using a nRF52840DK to replace a device in a ZigBee network but unable to do so with the available examples.
I do not...
Hi all,
we developed a BLE/peripheral project starting from Nordic NUS example on both devices nRF52840 and nRF52832 and we added the following features:
- LESC security...
I'm using nrf52832 SDK17.0.2 S132 with FreeRTOS. I run into some stack overflow problem.I added DIS,BAS,NUS and DFU to my project,and if try to read DIS charistics on my phone...
What is difference between service specific data and manufacturer specific data in beacon nrf52840?
I have written like
//LG_SPECIFIC_DEVELOPMENT_START
service_specific_data...
Hi,
I'm playing around with the Bleutooth DTM sample ( https://github.com/nrfconnect/sdk-nrf/tree/master/samples/bluetooth/direct_test_mode ) on two nRF52840 boards. The...
Hello
Current software version nrf5_ SDK_ 14.2.0_ 17b948a uses chip nrf52832
Because the product needs to sleep, turn off the watchdog when entering sleep
The function...
Hello,
we bought a nRF52840 dongle and 949-NRF52840-DK in order to develop an ANT application.
However, the demo projects for ANT in the SDK are provided for a different...
Hi,
I am trying to read LIS3DH accelerometer with my nRF52832. I am using a custom board. Is there any tutorial or example that can help me? After some changes in the code...
Hello,
It is my first time using Nordic product as well as programming Bluetooth and I am working on a project in which I have to pair the nrf52840 dk and nrf52840 dongle...
Hello, I'm trying to add watchdog to my application based on SDK16.0 and NRF52811. In sdk_config.h I have added :
In my main.c :
I'm getting error :
What am I...
Dear ,
I have NRF52 board and X32_ble PIR sensor. sensor data send and I can easily access on android app but I have used UART program for acess data of BLE then I couldnt...
Hi,
I am using
nRF52832
SDK 15.3.0
The soft device is S132
JLinkRTTViewer for debug
I am making dfu using ble.
After all downloads are finished, the board...
Hello,
I have a problem witch border router (based on rpi) configuration. In rpi there is a wpan0 interface to thread and eth0 for ethernrt. I need to establish communication...
Hi,
I would like to write a string to flash in mqtt_simple SDK example using latest modem firmware and ncs v1.4.0. I based my code off the zephyr example (samples/subsys...
