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,
I'm trying to connect my phone ober BLE with the nrf52840. The first x attemps always work (connect, disconnect, connect, disconnect, ...) but after some time no further...
Hello guys,
I`m pretty new in socket programing, I have a question , is there any way to trigger an event for a file descriptor that is used in poll() function ?
For example...
Hello DevZone,
Recently I've been testing connecting multiple servers to one client and fiddling around with some settings regarding timing and packet size.
In the following...
Hi everyone,
Recently, I have bought two nRf52 DK, and I want to test the latency between central and peripheral in 2Mbps.
Can someone give me some suggestions about where...
I develop BLE Beacon device using nRF52832. I want to set the device name by combining "XXXX" and the lower 3byte of MAC Address. "XXXX" is used to recognize it as a company...
Hi,
I have a modified template of the ble_app_template example from sdk 15 NRF58240-dk pca 10056 s140.
I have written a custom function as per this tutorial : https:/...
Hi,
I followed the "Getting Started Assistant" to setup SEGGER Embedded Studio, but after opening the GPS example for nRF9160 i end up with Import Errors. 1> main.c:8:10...
My production app(sill in development technically but pre-production stable) is having issues with our SDK14.2 BLE UART application. When the generic version from examples...
I tried to add spi driver to existing BLE project but I've got this error:
../nRF5_SDK_current/integration/nrfx/legacy/nrf_drv_spi.h:120:37: error: 'NRF_DRV_SPI_INSTANCE_0...
Is there some way to configure nrfutil to produce the *.dat and *.bin files as such, without bundling them into a zip file? I tried going through the help and did some quick...
Hello, I have decided to use an external RTC ( M41T64) to wake up the nRF52832 from system OFF mode. I am also planning to use the RCT to generate generate the 32.768 kHz...
Hello,
I'm building a client/server bluetooth system.
There is a Windows Desktop app (written in C#) that uses Windows SDK classes to control a Bluetooth Adapter on...
I see that the UICR on the nRF52840 contains reserved space for Nordic. If I am not using a soft device should we still backup and restore this space before/after an erase...
