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...
Hi all, I am working on light switch example and I want to perform different LEDs have their own switch, i.e. button 1 control LED 1, button 2 control LED 2. The problem is...
Hello,
I am working on a project where I can have Voice over IP on the NRF9160 DK. I am now working with a I2S microphone ( https://www.adafruit.com/product/3421 ) at the...
Hi,
I am setting a nrf52832 for an OTA DFU using BLE. I am on windows.
After managing to run the Secure DFU Bootloader following the getting started , I am trying to merge...
I'm using s140_nrf52_6.1.1_softdevice and nRF5_SDK_15.3.0_59ac345 on a nRF52840.
We are trying to verify that, indeed, we are successfully entering and using coded phy mode...
Hi!
I've been having some issues with the ppk recently. I've been trying to measure the current on our custom board but it was showing way too much so I tried on the DK...
What are the set of commands to send data from node (router or end device ) to leader through router,(not directly connected); in openthead cli mesh build example in https...
Hi there,
I have a question about using zephyr on my nrf52840-DK board: I want to set the system to run at 64MHz for Zephyr. However, I can't find an option to do that....
Hello,
in keeping with the low power theme, I'm looking for some help in understanding the relationship between the pcb thickness, antenna trace and range.
Using the reference...
Hi every one,
I am using mesh in uart_app
PROJECT-------->
I am sending data through nRF UART APP to BLE (in MESH condition) and the received data on BLE sending it...
Dear Sir/mam,
Could any tell what header file I have to include to resolve this error? Please see in the screenshot
And in which I am sending data using nRF UART APP,...
Hi,
The Segger software does not work behind a proxy server.
After installing and licensing it (by moving the machine outside our corporate firewall) we try to start...
Hi all
I am using nrf52 with max30003 to read full ECG and send it over BLE.
My data is acquired at 128SPS.
De default GAP settings are too slow to receive all the needed...
Hello,
we're trying to develop central BLE application on nRF52840 using SDK 16.0.0 and S140 softdevice to connect with BLE pulseoximeter (Jumper JPD-500F - it uses TLSR8266...
From the documentation i have found it seems all the nrf52 and the new nrf5340 are all "extended range" up to 105 degrees celcius.
I am evaluating an application where a...
