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...
There is a serial interface in the nRF SDK that makes it easy to serialize mesh data over serial
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter...
Hello,
I am want to read Analog value from LDR sensor. I am unable to find ADC Input pin in nrf52840 Dongle datasheet but I got it in nrf52840 chip datasheet (page -576...
Hello Devzone Community,
I have a question set regarding correct, best way or ways to configure nRF9160 GPIOs for high impedance. My hardware is a custom board but shares...
I have the nrfConnect task that builds my project in vscode.
I need to add a script to execute before the nrfConnect task.
I added a task to my tasks.json but the task...
Hi,
Could you please tell me which firmware is flashed onto the thingy91 by default (both for the nrf52840 and for the nrf9160) ? Where can I find the source code for these...
Hello,
We are experiencing a strange issue when quickly turning off/on the NRF52840 on our board. In order to check whether the MCU wakes up correctly, a test fw was set...
Hi all,
If a client has only one root certificate, the servers that clients can connect to are limited. I want to provision multiple root certificates first and use them...
Hi,
I am using the MX25R64 NOR Flash chip on my own PCB with the nRF9160 package. With the help of this thread I have managed to get the NVS library to work with it. I...
hello all:
I'm using nRF52820, SDK 17.1.0, S113.
I made a BLE perpheral role, and it has two service, each service has two characteristic. like this:
When using nRF...
How do I remove nRF Connect SDK from Windows before re-installing?
And are there something that needs to be done, if you have used cmake and Visual Studio Code for other...
Hi,
I want to use in my project the saadc (I'm using segger embedded studio). So, I found that I have to add the driver file to the driver folder, and I have added the file...
im using nrf52840
with sdk 17
and segger ide
i recently discovered that the max count buffer is 16 bits meaning it has a limit of 65k bytes. im trying to receive 100k...
Hi @Torbjorn!
Hope you are doing good!
I tried using nrf52840/nrf52833 ble_app_blinky_c and ble_app_blinky for connectable coded PHY . But it only works for 1M_Phy . Although...
Hi there,
Our current understanding is that when building an application using NCS, the images of of MCUBoot and the application gets merged into merged.hex.
We however...
