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...
Hello,
I am using nrf52832 DK and I would like to use the GPIOs port to debug a couple of signals that I genereate within the MCU.
So far I have configured my GPIOTE...
Dear experts,
I've been playing around with Thread since nRF5 SDK for Thread v0.8.0, cloud_coap_client.
I use your Border Router example with NCP example running on nRF52840_Preview_DevKit...
Hi:
I got an 0x04 no mem error with sd_ble_enable.
But my hardware worked just fine before, so after some tussle I found out that the sd_ble_enable of my working program...
how to set the ble stack ,let the sd_ble_gatts_hvx() send data return more fast,now from i use sd_ble_gatts_hvx() to get the return (BLE_TX_COMPLETE) needed 300ms.
Dear Nordic Team,
Thanks for supporting.
Anybody work with ultrasonic sensor (HC-04). Please guide me. I am just interface with arduino example its working good. It...
Hi all,
I'm completely new to wireless connectivity development and I am looking to use a nRF52832 module for simply communicating button presses between a power optimized...
Bought the Thingy:52. Works fine with its Android app.
However, was that the right decision to get started programming?
(I lost a weekend to find out that I cannot download...
Hello: I am using an NRF51 dongle. Date on the device sticker on the back is 2015.38. Also using nrf51_ble_driver_linux_0.5.0.
I can see/connect to the device I am trying...
Hi!
Thanks for this post blog and question on sniffer logs . However, I am not clear on how to calculate the number of packets sent every connection interval? Please clarify...
hi,
Is it possible to restrict range / rssi value upto certain range.?
I want to connect ble within 2 meter only. No device should connect after 2 meter.
kindly support...
Hi,
I am sending total of 1 MB data from central to peripheral device, both NRF-52, in one instance I have tried to change the connection interval i.e. for 7.5ms-> 192.624kbps...
I have worked on a new project which would convert our NRF51 project into NRF52. I have succeed in compiling and linking code for this new NRF52 project. When I start debugging...
