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...
Dear Nordic,
Running BLE mesh sensor network with multiple servers and a single client linked to a gateway.
SDK: 16.0.0_98a08e2
SDK Mesh: v4.0.0
nRF52840
The client...
I'm attempting to using pa_lna_setup(), specifically the softdevice function sd_ble_opt_set to enable/disable the radio and an external amplifier. My application is a custom...
Hi Team,
We are using the uECC library for ECC Functionalities, while connecting the debugger we are getting the pop up message like "not finding the source file".But while...
Hello guys,
I have nRF9160DK board here with me and the nRF Connect SDK v1.3.0 environment installed. I want to connect to AWS IoT Thing through the MQTT connection.
I...
When I was testing USB on SDK16.0 with nrf52840, the gateway acted as the host, the following scenario 1 worked abnormally, and scenario 2 worked normally.
Scenario 1: When...
I am using NRF5 on an NRF52840 board, building under GCC. My application needs FreeRTOS and I also need to be able to use stdlib functions such as printf() from any RTOS task...
Hi
I am reading the Irms and Vrms data from the register 0x20 so i am using nrf_drv_twi_rx(&m_twi, ACS71020_ADDRESS, m_sample, sizeof(m_sample)); where we specify only device...
Dear DevZone,
I developed an application based on ESB wireless communication protocol for the nRF52840, and I would like to perform an OTA DFU with it.
I read in this...
This has been noted a couple of times but your treatment of bit fields is just wrong in the bootloader. It not only disagrees with the documentation but it's so flawed that...
Description:
nrfutil and especially the pc-ble-driver-py seem to not work with virtual pyenv environments.
I am expecting it has something to do with the lib files _nrf_ble_driver_sd_api_vX...
<environment> - Windows10 - modem fw v1.2.0 - nrf v1.3.0
I try to receive "OK" message after sending an AT command "AT+CFUN=1" using at_cmd.c functions but can't receive...
Hi Team,
I just want to understand how to interpret the SMS received.
I am actually getting a combination of numbers and character for the SMS,here is my log
AT+CNMI...
Hi,
I have been testing unbounded buttonless DFU with BL652 using SDK 15.0 and SDK15.2 and I kept getting Error 8(0x8): GATT CONN TIMEOUT after bootloader is entered.I traced...
Hello! H.W: nRF9160 DK v8.5 MWF: 1.1 NCS: tag 1.2 SIM: Telenor NB-IoT I'm using a modified version of the MQTT simple example for an application that periodically uploads...
Hello,
I am new here and trying to understand flow of every example and bluetooth profile,
so are there any detailed documentations with explanation of snippets of code...
