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've been trying to get the MQTT simple sample started however after changing the hostname to "mqtt.eclipse.org" and running the sample, it stops with this error. Please how...
Hello, I am using NRF51822. I want to run UART communication on two different baud rates for 2 different hardware on pin number P09(TX) and P11(RX) respectively. I have to...
The queued writes library provides AUTH and EXECUTE events, but I think it also needs a CANCEL event.
In my code, when I receive an AUTH event I obtain the data buffer using...
Hi,
I got a brand new nRF916 DK. I updated the modem firmware to mfw_nrf9160_1.1.0 and updated the application firmware Asset tracker with nrf9160dk_asset_tracker_nbiot_legacy_pco_2019...
I have set up a PA / LNA and watched the radio details.
When the connection interval was 50ms, it was confirmed that the device was communicating every 50ms.
Look at...
Hello
I want to program and debug NRF52840 dongle using jlink But the jlink is not able to find the target . i am using SEGGER J-Link Commander V6.60d application for flashing...
Hi, Sir:
I am using nrf9160 to develop a project of mqtt and GPS, using mqtt to upload GPS data to the cloud server; I use the software and hardware information as follows...
Hi! We were wondering if the Nordic Thingy 91 has an IP-rating? How resistant is it to humidity and could it be deployed in remote locations such as a forest for a prolonged...
Hello,
I have made my custom application and added that in the SDK example folder and I am able to run the project. But after that when I was cleaning my project I got...
Hello everyone,
I trying to firmware update my nrf52832 via Tx and Rx pin uart. I create my own application using keil compiled get .hex file i upload this hex file into...
Hi,
Setting the scene:
I have several sensors that are decoded via an external device that outputs UART serial data (115200 baud rate).
The data looks like this: Received...
I am building an non-secure app and have a few questions.
1. Looking at the DTS file for pca10090 the partition table has both non-secure and secure slots for mcuboot. Totalling...
