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 everyone. I want to take advertising data with ble scanner and transmit to esp32 via uart. But I don't know how to do this. Is there an example for this? I need your help...
Hi,
When building a project with nrfonnect , sdk-nrf v1.7.1 that worked for colleagues I got strange warnings:
and the building aborts.
What is very strange is that...
Hello The function scan function is being implemented with nrf52833. The desired action is an action that does not connect immediately when the scan starts, but when you receive...
Using nRF52840 and SDK15.3
I'm seeing some documentation on the DFU process and all that but I'm having to write my own bootloader transport (and lower) layer to implement...
The current PC release of nrfutil.exe, v6.1.2, gives 9 malicious warnings on VirusTotal , including warnings from a couple of the big anti-malware vendors.
I would suggest...
Hi all
I used to use bmi160 for my application with nRF52833 and I am upgrading to bmi270 with nRF52840.
I am struggling to make work the functionalities I used to have...
Hi,
I have an application where I want to send sensor data using advertisement message, and read this message by an iPhone. For test purpose, I am currently transmitting...
Hello,
So, I have a working BLE project on the nRF52840 Dongle and I developed and debugged everything on the DevKit, using Zephyr/nRF Connect for VS Code. From there, I...
Hello, I'm using nrf52832, my own custom board, the UART pins are 10 out, 9 in, no stop bit, no parity and no hardware flow control, baud rate 115200.
Ever so often, in...
Hi,
I'm using SDK17.0.2 example(ble_uart) on nRF52832.When I enabled SPIM to drive sensor,and send data, RTT Viewer logging SOFTDEVICE: INVALID MEMORY ACCESS.
BTW I have...
Hi! This might be non-coherent, I apologize in advance as my knowledge in RF is very limited.
We're developing a sort of 'TX-negotiation protocol' between our peripherals...
I keep receiving the email stating the following, even after having all the points taken care of :-
1. I am using a active / approved DevZone Account.
2. I am using the...
Background - found during testing with proprietry application derived from the 'light_ctrl' sample in nRF Connect SDK, with Time & Schedule Servers added, on an nRF52833DK...
Hi,
i have a question regarding the USART NUS error handler.
In my setup, two Nordic BLE Chips are communicating via the USART service.
One chip is acting as a central...
hello everyone,
i am using nrf52810 with my custom board which contains mpu6050 accelerometer and Gyro-meter so now i want to achieve connectable beacon like it should be...
