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 am using nRF 9160 mqtt_simple example to connect to a custom mqtt broker address as shown below
The following is the mqtt.fx application
I changed all the necessary...
Radio callback not occure after advertising stops.
I changed ble_app_beacon example to support timeslot as follows.
I put "NRF_LOG_INFO("radio_callback:%d", signal_type...
Hi, We are using nrf51822 in our device and Device firmware update is implemented in it and we are being able to do the device firmware upgrade by using nrfConnect app. Now...
1. Some Bluetooth originals will provide software and hardware tools for Bluetooth keyboard production testing. 2. Does Nordic provide production tools for similar use? 3...
What is the best way to send about 1600 bytes of sensor data using ble5.0? I would like to receive about 5 times per second. Also, is it possible to configure 1:n like this...
Hi I'm a bit new to programing with nordic.
I'm trying to use the nrf_gfx_background_set function to display an image on an epaper panel. I've already written code that...
Hello, Nordic.
I am developing a project that is based on interactive services that exchange data through BLE connections.
Everything is good except for service discovery...
I may be stupid, but I cannot find any indication of which device is currently handled by the nrf9160 DK probe in the nRF Connect Programmer or Segger IDE.
As far as I can...
Hello, i have a question about keepout area under antenna trace in multilayer pcb. I have a 4-layer pcb, but substrate height between top layer and first mid layer isn't enough...
I've been burning the certificate to nrf9160 with commands,but it doesn't work, mqtt connect will be disconnected by server when nrf9160 connect to the server.how to solvel...
Some time ago, I reported an "issue" to pc-ble-driver team to ask them to make the dongle LED shine when it's ON (else, there is no way to know if it's correctly programmed...
Hello,
My setup is the following: Up to 4 peripherals (nrf52832) and the central device is a PC running Windows 10. To make it simpler, I'm just using 2 peripherals at the...
Hello, Team.
Now I'm using four nRF52840 DK boards, and testing the 'Light switch' example.
I want to monitor the mesh system what nRF52840 DK are making.
Because...