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 Team,
I am trying to test a PDM microphone (MP34DT01‑M MEMS) on the nRF9151 DK using nRF Connect SDK .
So far:
I have successfully tested I2C and I2S DAC audio...
The drag and drop programming was working fine on previous boards.
We just purchased 10 boards thinking that they were the same, but the don't seem to work.
PCA10040 3...
We are developing the nRF5340 for the Thingy91X based on Connectivity Bridge (NCS 3.2.4). I want to output logs from SWD and view them with RTT Viewer, but even when I call...
Hello Nordic-Team,
I am using the SENSING mechanism on GPIOs to wake up a firmware from SYSTEM OFF. Two GPIOs are used for this and it is crucial for the firmware to detect...
The spec. gives a 22V max for a limited amount of time. And max. 5.5V as recommended operating conditions.
But I wonder, what will be "inbetween", e.g. 7V for hours?
From...
Hi all,
I'm working on BLE time synchronization between nodes using hardware timestamps via GRTC + DPPI + PPIB cross-domain. CRCOK and PHYEND work perfectly, but adding...
Hi,
My main() program is
maiin()
{
int rc;
//rc = mcumgr_smp_client_erase(); //printk("mcumgr_smp_client_erase rc=%d\n", rc); //rc = mcumgr_smp_client_confirm_image...
The nPM1304 datasheet shows:
tshipToActive Duration SHPHLD pin must be held low to exit Ship or Hibernate mode: 96 (default)
May we know if debounce is applied to the...
Hello,
I have some trouble to identify my custom nrf52832 board in the VSCODE.
To program the board I am using nrf52840dk, and connect it to my board as follows:
...
Hi,
I recently started working with the nRF54L15DK and nRF Connect SDK 2.9.1. I'm trying to use I2C21 and SPI00, but I noticed that certain pins on the development kit always...
Hello.
I am experiencing an issue where Mesh communication fails after connecting to the SMP Service in the Bluetooth Mesh DFU Distributor sample.
Environment:
NCS...
Summary
On NCS v3.3.0 with CONFIG_OPENTHREAD_ZEPHYR_BORDER_ROUTER=y and a single Ethernet AIL interface (W5500), the Border Router never initialises:
ot br state → uninitialized...
Hello,
We are currently evaluating the nPM1300 as a key component on one of our new designs. This design must support both USB and solar charging using relatively low power...
I recently bought a NRF52840 DK board to teach myself embedded development. I am now following the nRF5 SDK tutorial here:
https://infocenter.nordicsemi.com/index.jsp?topic...
Good morning/afternoon all, I have been working on a BLE air quality monitor using the NRF52810. The first version functioned as expected with the exception of the external...
