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,
Following the docs I think I am able to write to flash but it will not read anything .
This is how I set it up, write and read :
static void sys_evt_dispatch(uint32_t...
Hi,
I used a PCA10040 dev kit with nrf52832 to test Serial Secure DFU Bootloader.
Followed all the steps in the example with my PC (Ubuntu 16.04.1 LTS 64-bit).
I...
I am using SDK 12.2.0 with soft device s132 3.0.0 using NRF52 Development Board(PCA10040).
I want to update Battery level to central device/APP.As i want to use code for...
Hi,
I am working with a nRF51822 chip placed on a Ble Nano v1.5 board and I would like the schematic of Ble Nano v1.5. Could anyone tell me where I can find the schematic...
Hello,
I am using pca10028 and sdk12.2. I am trying to take sensor reading via TWI and I want to send this reading over ble. So I am trying to add twi files in ble_app_template...
I am attempting to increase the queue size for handle value notifications to support a higher number of packets per connection event. However, I am unable to set the queue...
Hello,
I'm working on nRF52832-DK with SDK11 on linux.
Is there an example to use whitelisting ? I'm trying to use HIDS_Mouse but it's not working.
How can I write...
i have learn how to program nRF51 DK with and without softdevice. Now i want design code as per my requirement... but find difficulty to understand given sequence of code...
Hi,
I am working over nrf51822 ble and I have some security issues with that. I'm programming an android app to connect to the nRF51822 (peripheral). Without any security...
Hi.
I'm trying to control a keyboard and a mouse with nRF24LU1+ USB dongle module.
www.nordicsemi.com/.../nRF24LU1P
I downloaded this link below from the Nordic website...
1\select zip file
2\scan and select nrf51 dev
3\upload.
then the nrf51 enter dfu mode, and can scan the dfutag ble dev. but the ADDR auto add 1 . Wait about 10 seconds...
Hello everyone.
I've got the nRF51822 Evaluation Kit and Dongle. The heartbeat demo is working, so I got the toolchain -- Nordic, Keil, Segger under Win7 -- set up correctly...
Hie,
Is it compulsary for us to send only 20 bytes of data or less than that in one packet in BT5 as we used to do it in BT4 to make BT5 compatible in communicating with...
Hi,
I want to develop a product with Bluetooth 5( NRF52840) capability, before starting development I wanted to know will the Bluetooth 5 devices(Peripheral) will be compatible...
Hi. When i use ble_app_uart i have problem with my device over uart. It does not response to my commands.
I'm using custom pcb based on nrf52 with nrf UART v2.0 android...
