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...
What is the maximum server node count running light switch example? In documentation there are multiple facts: 1) " If you have more than thirty boards for the server, set...
When I use the nRF Toolbox to upgrade the nrf52832 device on the mobile phone (huawei mate9 Android8.0), I have the following questions: The first time I opened the update...
The device sending data will be accepted to the callback function nrf_gzll_device_tx_failed， But the host side receives the data and calls the function nrf_gzll_host_rx_data_ready...
Hi!
I'd like some help in understanding the initiation of provisioning. We would like to have something along the lines of:
Using a mobile app, a user receives a list...
Because I encountered the same problem, so I needed help. I ran the nordic official example E:\sdk\nRF5_SDK_14.2.0_17b948a\nRF5_SDK_14.2.0_17b948a\examples\ble_central\ble_app_multilink_central...
I have successfully used the guide for BLE DFU.
But now I have trouble using the DFU via serial port. Do you have a guide for serial DFU?
I have tried two things.
...
I have a weird question:
On the nRF DKs (51&52) there are pin headers to connect them to an Arduino.
When delivered, on these headers there are some sort of plastic clamps...
As I working on a new project I am writing the code to support the new SDK driver structure and not including any "legacy" code support.
This highlights the fact that the...
I have a custom board with nrf51422-QFAC, used with SD 130 and SDK 12.3.0. My firmware consist of ble_app_hids_keyboard example modified. Schematics are attached below.
...
Hi all,
I using 1 Provisioner provisioning for some Nodes (light switch server) . If I have 5 Nodes in mesh network
I want to remove Node 4 from network and then add it...
I am working on a BLE peripheral (nRF52832 & SDK 15) which uses the Peer Manager to handle encryption and bonding to a previously existing central device. Sometimes bonding...
I am using the Segger Embeded studio and wondering about the SWO output.
I know I can load code and set break points with just SWDIO and SWDCLK.
So with RTT do I really...
HI all,
I'm working on the nrf52840, and I've tested this on the devkit as well as on-board on the product I'm working on. Using the saadc, if I tie my AIN line to VCC...
