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 guys!
I want to add SPI to my BLE project to read some data from my gyro.
Adding other headers was no problem, but when I want to add some code from the SPI-Example I...
Hello,
I am trying to run mesh DFU examples in following environment:
Distributor ID: Ubuntu Description: Ubuntu 18.04 LTS Release: 18.04 Codename: bionic
I have installed...
I am in the process of porting a current production application from SDK 13.0.0 to SDK 14.2.0 https://devzone.nordicsemi.com/f/nordic-q-a/39494/dfu-migration-sdk-13-0-0-s132...
Hi!
I used nRF Connect Programmer (desktop version) for writing firmware connectivity_1.2.3_115k2_with_s132_3.1.hex. And nRF52840 dongle doesn't display in the device list...
Hi everyone,
Yesterday I asked a question, but no one has answered yet.
Previous question:
https://devzone.nordicsemi.com/f/nordic-q-a/35067/nfc-tag-can-t-work-with...
Following file: nRF5_SDK_15.2.0_9412b96/modules/nrfx/drivers/src/nrfx_saadc.c
I've now just add gcc specific unused attributes.
This is just a work around. Best would...
Hi!
I am planning to move sample code of uart.because I port the function of uart to spi sample code.
now i take the SDK14.0.0 and uart sample(examples/peripheral/uart...
Hi, I can make a DFU over BLE with nRF connect 2.5.0 Bluetooth Low Energy, all is OK. I use my nRF52840-Dongle PCA10059 (Serial port: COM19 | USB: Nordic Semiconductor nRF52...
Hello,
I'm using SPI 3 to communicate with a NAND memory. I'm able to go up to 8MHz but not more than that. Do I need to set an array list or use the spi manager.
Is there...
Hi Nordic Support, community,
Recently I started working with the nRF52 dongle, after flashing a hex file via nRFConnect/Programmer applic (version 2.5.running on Windows...
Can anyone tell me where the board / device choices in Eclipse come from, as shown in the screen shot below? I have none.
I copied my Eclipse installation from a working...
Hi all I've already setup my Eclipse environment as described in Development with GCC and Eclipse . Now I want to use the SPI libraries for my example. But I got the first...
Hi
The compiling of standard TWI sensor example is giving me an error with SES.
Please find attached a snapshot of the issue.
Need your help ASAP. Thanks
Ch...
My pcb is nrf52832 based, with SPI interfacing ICM20649 sensor.
- Nordic SDK 11.0
- Softdevice 2.0
I am able to flash example code of SPI based ble_peripheral and mpu...
Hello,
I am using an app_timer on my nRF52840 (SDK 15, Softdevice 140) to keep track of the time on my device. After a specific event, I would like to be able to clear the...
