My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hello,
I have a custom board running as a low power node, consuming around 17uA during sleep. When I have messages back and forth, the node goes back to sleep as usual....
I am in the process of adding LE Secure connections to our project and am having trouble and receiving lots of errors while attempting to Makefile it. We added nrf_ble_lesc_request_handler...
Hi,
as soon as I include CONFIG_REQUIRES_FULL_LIBCPP=y in my prj.conf I get an error "undefined reference to `_impure_ptr'" when building:
This happens when I try...
I'm writing a custom bootloader for an nRF52840 using the nRF5 SDK v15.0.0. This bootloader uses the SoftDevice to receive BLE packets containing binary data for the DFU....
Hello, we are testing the LPUART example in loopback with a very simple circuit. The carrier module is PAN1780 - nrf52840 on a custom board with no other things connected...
Following instruction here for setting up NRF52840-Dongle as a radio coprocessor for use with OpenThread Border Router.
The error is at the second step when executing "...
Hi,
I have a working application where at some point, I erase some part of the flash with following code :
On nRF52 aPageAddr is:
(not sure why other variables are...
Hi all ,
I 'm experiencing issues with MQTT client connection on an nRF9160 board via LTE -M .
Some context : I 'm trying to connect to a MQTT broker via LTE -M (actually...
I'm alter the overlay file to adapt my board.
In my board,I try to use pin 9,10 as uart_tx and uart_rx,without cts and rts.
I wirte it in my app.overlay as follow:
...
After installing the nRF Connect for VS Code extension pack and trying to access the nRF Connect for VS Code extension, it keeps loading indefinitely. This is halting any...
I am currently working on a project where I need to connect my nRF52833 microcontroller to other devices using the Nordic UART Service (NUS). I am using the nRF SDK and Segger...
Hello! I am a newcomer to nrf and embedded programming (other than basic arduino and micropython projects). So far I have gone through many of the devacademy walkthroughs...
Hi,
I created a custom board following the instructions from https://www.youtube.com/watch?v=V_dVKgWKILM . Everything is ok and with the "Hello world" example builds without...
I am using MX25 external flash with nRF9160. I am unable to find the configuration to use the Zephyr APIs to access the flash. I am able to access it when I am using
spi_write_dt...
Hello,
I am experienced working with Arduino and have developed projects with the XIAO BLE that has an nRF52 in built.
Right now I am developing a software using the nRF52...