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 working on nrf52832. in that I am working in freeRTOS for example I am creating two tasks using a queue. but when I create the third task not able to run any debug...
I Wonder,
Because Apple has made HomeKit SDK public open source licensed and what other producers of MCU's followed with theirs SDK. Is it possible to Nordic will do this...
Hello All,
In one of my projects, I need to enable modbus interface with Nordic chips.
I'm using NRF52840 for the development.
As Nordic does not provide support for...
Hi,
I tried to configure application core frequency from 128 MHz to 64 Mhz using thee function:
nrfx_clock_divider_set(NRF_CLOCK_DOMAIN_HFCLK,NRF_CLOCK_HFCLK_DIV_2);...
Hi, I have made a simple timer function it was working perfectly fine but now it's causing the following issue. I have removed everything from its handler but still getting...
Hi
Can you help me by explaining the default memory map on the dongle? What i have is this (see below) I suspect the following: - ? 3 ? is maybe some shared ram between...
Hi,
im new in the nRF9160 DK and im trying to do some basic stuff, like "getting started projects" or "testing a prebuilt application" (-> infocenter.nordicsemi.com/index...
This is a arduino code, but got to do it in nrf52840dk can you tell me what should i change , i have given code link and library https://github.com/AurekSkyclimber/DIY-Haptic...
Hello,
I am using NCS v1.3.0 examples and also my custom made C++ code with Visual Studio Code V1.48.2 (Since the latest version of VS Code V1.5 is having official issues...
it seems that Figure 2 on this page https://infocenter.nordicsemi.com/index.jsp?topic=%2Fps_nrf52840%2Fpwm.html is incorrect, or at a minimum the figure does not do what the...
Dear Nordic Experts, although the title says it all, please allow me to briefly explain the situation: I'm working on a ble mesh firmware and an accompanying Android app....
Hi,
I have been trying to run nrf9160: AWS_IoT sample on Thingy91 but have been getting the following output in the serial terminal:
I couldn't figure out what mqtt_connect...
The Situation: I am having a Sensor Node that is based on the nRF52832 (S132) and does two things: advertise some sensor data and store sensor data to the internal flash....
I'm porting an application that communicates BLE with a smartphone via nRF52 from SDK15 to SDK17.
It will be Connected, but I can only receive 2 bytes.
Also, even though...