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 together, I'm searching for a way to go I max low power mode possible an then wake a from one of three reasons:
Timer/Clock
NFC-Field
GPIO
I searched the...
I have an application setup to use RTT for console and logging whereas UART is disabled. If I enable the UART async API then RTT stops working.
Working:
CONFIG_ESB...
Hello,
I tried to run the llpm (low latency packet mode) code by establishing a connection between nrf5340dk and nrf52840 devices.
I receive a transmission latemcy between...
I've been trying to get breakpoints working on a new nRF Connect project but have been running into an issue: when I hit "Debug" in the nRF Connect plugin in VSCode, the app...
The documentation here:
https://docs.zephyrproject.org/apidoc/latest/group__bt__gap.html#gae11eb8ad254418c38a0e8689df25a159
says, I can call l bt_id_create() before bt_enable...
Hi Nordic,
I am working on code which utilizes the DM library on many devices in a room. Can you please help with a few questions?
Some devices are always initiators...
Hello,
Im currently Implementing Last will and Testament message on my device, Im not using the AWS Libraries here.
Any suggestions on how to Implement this feature...
Hi, from nRF52820 datasheet, some GPIOs pins are stated it use for low frequency I/O only with up to 10KHz.
May I know is that mean these Pins are not suitable for SPI?...
Hello, I am new to BLE and I need help with Battery Service notifications. I am using nrf52840dk, nrf sdk 17.1.0 and I am using ble_app_proximity example which already uses...
Hi all, I have used the nRF mesh app to provision three nodes into a mesh and verified the functionality using the mesh app. I used the export function to dump the mesh configuration...
Hi,
my project is based on the example 'ble_app_proximity' from SDK ver 17.0.2. When I set a longer DEVICE_NAME, for example
the string is cut up after the first 12...
Hello everyone,
I am developing a wearable device using the nrf52832 chip, sdk11.0.0 and s132_nrf52_2.0.0_softdevice.
Because of battery capacity limitation, I have to...
In UART async mode ( CONFIG_UART_ASYNC_API =y) the UART transmit data and receive callback works fine. I've been able to set up the callback and enable the rx.
After switching...
I'm currently setting up an environment in Visual Studio Code because the roadmap suggests going there.
I have experience with Segger and Nordic Segger and with Zephyr....
