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,
our project has a requirement,
nrf52832 is used as a peripheral, and the mobile phone is connected to nrf52832.
The amount of data is relatively large. We want...
I want to use nvs in nrf cloud. A conflict is found between the nrf_cloud library and the nvs library. The nrf_cloud library will cause the nvs library to be unavailable,...
Hi, I have a product working with an android app with the nordic library for a nrf51822. I'm using auto connect but I would like just before performing a DFU to change this...
Hello,
I'm trying to run the MQTT simple sample, i don't know why but i can't build and run the project and also i cannot connect J-link.
Do you have any idea?
Thank...
Hi
If I log to RTT I can see ZCL packets decoded on the log using minimal logging but when i tried it with full logging (to get that on the zigbee_shell on the uart) I got...
Hello,
We have a custom design board using Raytac MDBT50Q-1MV2. We'd like to use the DC/DC regulator for REG0 stage for low power consumption. Please see the relevant part...
Hello,
In our product, we use the S132 v3 softdevice and legacy pairing with a static pin code. At startup, this pin code (that can be changed by the user) is read from...
in sample peripheral_uart in NCS1.5.0 ,I want to re-binding uart0 rx and tx pin . the default pin is p0.20 and p0.22 ,i want to rebind witn p1.0 and p1.1 .but i edit in prj...
Hello, I bought the Bluefruit LE Sniffer - Bluetooth Low Energy (BLE 4.0) - nRF51822 - V3.0 from Adafruit Bluefruit.
So, I downloaded nRF Sniffer for Bluetooth LE 3.0 and...
Hi,
I am trying to apply a whitelist during advertisement on my peripheral device. Only one central should be whitelisted at a time. The whitelist is empty on initial...
Hi,
I'm using nRF52840 with ble_app_uart of ble peripheral example. And I'm using IDE is SES.
I want to put two deep learning model into my project , the two deep learning...
Hello,
I have the NCS v1.5.0 and would like to use AES (in different modes) in my non-secure application.
Looking at the crypto libraries available described here http...
Hi,
I am using two nrf52840 boards and a Light-Switch example included in the mesh SDK. One board is programmed with the proxy client , and the other with the proxy server...
Hello I am in the process of developing a central BLE and I would like to be able to transmit 240 byte frames with a device. The problem I have during my tests is that I see...
