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.all:
I'm doing a project, it include freeRTOS+emwin(TFT screen SPI-->32Mhz)+BLE(central+peripheral)+FATFS+flash(qspi)+TF card(spi)+GPS(uart)+wifi(uart)+other IC(spi)...
I am working with a SmartThings Multipurpose Sensor connected to a nRF52840-DK running the ZigBee CLI as a coordinator. I am able to have the sensor join the network and I...
SDK11, NRF51822
if I use the fstorage_test at the applicaiton_init(void), then runs ok.
but on my product, I use a key to power the system, if I use the fstorage_test...
We are implementing DFU over serial to the nRF52832 from another microcontroller.
We are using SDKv15.30 and a slightly modified the serial bootloader from the DFU bootloader...
Hello, I am developing a big project with the nrf52832 + several peripheral devices and I want to integrate the notion of unit test to my project (in Segger embedded studio...
When trying to build my BLE Mesh app based on light_switch server example app from nrf5 SDK for Mesh with added functionalities (like detecting GPIO state changes and firing...
I'm attempting to create a DFU update using the the ble_app_uart example coupled with the BLE DFU bootloader. It's not unlike this case .
SDK = v16.0.0
nrfutil = v6.0...
Hello Nordic Team,
I have loaded the ble_app_uart example on my custom hardware. There is a button connected to P0.13. When that button is pressed I receive a NRF_BREAKPOINT_COND...
Our nRF52840 is connected via UARTE @ UART_1 to a modem which does not have a WAKE pin - the only method of waking it from sleep is to send a UART break. Is there any way...
Hello,
nRF52840-DK
SDK 15.3.0
s140
OS: Ubuntu
IDE: SES
I have run into 2 init functions for separate features that have run into this issue. In main, when initializing...
Hello,
I have the following scenario:
* Mobile phone acts as a Provisioner and it already provisioned Device 1.
* Device 1 has Proxy feature enabled and also supports...
Hi,
i'm trying to readout the who_am_i register of SPI slave ST lis2hh12 (a MEMS sensor). I followed the spi-example found in examples/peripheral/spi of SDK 15.3.0.
...
I have a node running with the SDK for Mesh v3.1.0. It crashes during boot up in restore_addresses_for_model() due to dsm_address_subscription_add_handle() returning NRF_ERROR_NOT_FOUND...
hello
I have questions.
1) T he difference between start_tx_carrier and start_tx_modulated_carrier Are both start_tx_carrier and start_tx_modulated_carrier sending data...
