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 I am currently working with nrf5340 board to create Custom BLE profiles for data transfer to mobile app. I am not finding any document or videos that gives me a detailed...
Hello,
In an application with the nRF52832, Softdevice and SDK 17.1.0 I try to use the temperature sensor according to the peripheral example. I attach the temperature.c...
Hi,
when I have the nRF Connect for VS Code Extension Pack installed locally it will break Dev Containers. The following error message will be shown when I try to run...
Hello everyone,
I'm trying to use the buttonless dfu functionality on nRF52 DK. However, I can't seem to test the functionality when there is no bootloader flashed, but...
Dear sir/madam
I'm designing the custom PCB for bluetooth application. I have some doubt on 50 ohm RF line. How to maintain that 50 ohm in track.
Kindly support regarding...
Hi, I have followed the nRF Connect SDK Fundamentals and BLE Fundamental courses and come to Lesson 6 Bluetooth LE sniffer. Everything has worked until this but now I get...
Hi,
In nRF52811-CAA chip, which pins are allocated to ADC inputs. In Table 122 of datasheet which shows pinout for WLCSP package, it just mentions AIN1, AIN2, and AIN3....
Hi,
I am facing an issue while flashing the code using an external debugger. I want to flash an LED blink code on the I/O shield " Raytac MDBT53V-P1M. " For this, I am using...
Latest 2.7.0 toolchain.
nrf5340DK board, light_bulb example.
I am using our own smartphone to perform up to AddNOC and ThreadNetworkSetup.
Then the control is transferred...
Hi, I would like to write a log to an SD card but I am completely unable to even connect to it using SPI in Zephyr/nRF Connect SDK. There seems to be some mismatch between...
I am working in NCS v2.7.0 for nRF52833 DevKits, and trying to set up a secure BLE connection to allow remote control of the device over GATT.
My devices are headless IOT...
Hi All, I have a 5340dk and it got bricked for no reason, last night I was able to flash and debug my program. But when I tried this morning, device is behaving unexpectedly...
