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...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi,
I did respond to this:
https://devzone.nordicsemi.com/f/nordic-q-a/86426/peripheral-and-central-uart-sample-crash-when-sending-longer-messages
I do not see a update...
Hi, I have been learning my way around SES, nRF Connect SDK, nrf52-dk, and the sample projects for some time now.
When I wish to open another sample project, I follow the...
I program the uart example in my board nRF51 dk. I put a osciloscope in pin 9 and the signal is a square wave between 0 al 30V. So i think that the protocol is RS232, is this...
At a rate of 1M, the receiving sensitivity of the Bluetooth chip was tested, and during the test, it was found that the sensitivity may decrease whenever the frequency point...
Hi
We are working on an algorithm applicable to the indoor positioning of ships. We want to improve the algorithm further on top of the existing algorithm for Bluetooth...
I'm on a Comcast cable modem connection. When I've tried to pull up this site over the past few days, I've gotten "The page cannot be displayed because an internal server...
Dear nRF DevZone,
I have question regarding Zephyr k_sleep() function and NRF52840 timers.
I am developing an application for nRF52840 SOC and for that I am using nRF...
Hello. I am developing using nrf52832 (S132 v7.0.1, SDK v17.0.0) as a peripheral device.
I want to pair from "Settings"-> "Bluetooth" of iOS (iPhone 12 Pro). For pairing...
Hello,
I am developing an application that requires use of some of the traditional C "stdio.h" functionality. My current development setup is the nRF5340 DK running Zephyr...
I'm using sdk for mesh version 5.0.0, sdk version 17.0.2 and my board is nrf52840-DK.
How can i keep mesh config after wake up from deep sleep( system off).Plus, when my...
Hi,
This morning when I tried to access devzone, it says I have been IP banned. I have the same issue as this ticket:
https://devzone.nordicsemi.com/f/nordic-q-a/86922...
Currently running NCS 1.7.1, SUPL client 0.7.0 and MFW 1.3.0 it has stopped connecting properly from the last time I've played with it:
Not sure what's up there..
...
I am having trouble powering my uicc. I feel like I am just looking for some setting, but I have not found the right one yet and I am at a loss at this point.
What I have...
I used direction finding rx/tx examples(get 45 points of IQ data). I used the ref period IQ data (8 points) can caculate base phase and the phase velocity(setting is 500KHz...
