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 follow description of https://github.com/NordicSemiconductor/pc-ble-driver to build pc-ble-driver from source. But it failed to build it.
cmake \ -G Ninja \ .. -- NRF_BLE_DRIVER_VERSION...
I use the vscode to creat a smp_svr sample project ,and how can i easily add fragment to child image(mcuboot)?
as the picture1, the files overlay-bt.conf overlay-FOTA.conf...
Hi Dev Zone !
I would like to do a complete reset to the ESB communication in my application when there is a problem with it for any reason whatsoever. This is what I have...
Hi guys,
I am currently trying to make my uart work with eDMA functionality.
Up to this point I am able to read using polling, and as second method using IRQ with a message...
Hi,
I am working with NRF52840, I need to read some sensor data or potentiometer data and that will transfer in tablet through Bluetooth. So i need a code for SAADC with...
Hello,
I wanted to develop an Hearing Aid Application using nrf52840. I have downloaded nrf connect SDK but cannot find any samples for using HAP profile. Kindly provide...
Hello,
I intend to read the battery level of the nRF9160. I see that I have 2 alternatives to perform this function, using the AT%XVBAT command or reading the battery...
Hello!
I am working on a project that uses nrf52832 microcontroller with softdevice s132 6.1.1. for BLE capabilities. One of requirements is to implement directed advertising...
Hello,
I am building a product prototype based on nrf52810 with s112 7.0.1 with NRFDK16. So the problem is the memory allocation. I setup the FLASH and RAM as per specification...
Hello,
I'm using an NRF5340 with SDK V1.9.1.
I have a code that toggle one gpio pin on a custom board. It is working well when I use P0.22. However, when I change to P0...
Hi all I have a problem with the sim card on our custom board. Earlier I tested my code on nrf9160dk. But on the custom board, the sim card is not recognized. There is no...
We have an nRF5340 application that builds fine for our custom board. However, it is not very straightforward what steps need to be performed to enable FOTA updates. I have...
I am trying to use DTM to evaluate the output filter on our NRF52840 design. I am using the constant output mode and assume that the physical layer setting is not necessary...
Hey guys,
Recently I have been working with the nrf 52840 dongle and my goal is to use the dongle to communicate with a sensor and read values from it. So far I have been...
