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...
Hi to everyone,
sorry if this question will result stupid, but I'm really new on programming Nordic microcontrollers.
I'm trying to develop a simple ble application for...
1. Did secure BLE DFU first time for hrs app, BL jump to hrs app
2. Did secure BLE DFU second time for hts app, BL jump to hts app
3. Did nrfjprog HID keyboard app and...
Hello,
I am using NRF52840 board and SDK 14.1, Softdevice 5.0.0-2.
I am testing other devices on my board. However, it seems to work normally until 2, but the connection...
Hi,
I just try the new mesh SDK V2.0.0. And I found that there is an error if I compile the "examples\light_switch\proxy_client" more than one time.
The error is here...
Hi,
I have successfully flashed nRF24LU1+ via ISP. Right now, I am validating using USB to download firmware for future production. Here is the issue.
Our project has...
Hello all,
I'm currently working on a project with a due date coming up soon. I'm using two (2) nRF24L01's with a nRF24L01+PA+LNA shield.
Right now I have my micro controller...
I want to change the advertising data of the advertising packets with time. I did find the solution for the same in this link - https://devzone.nordicsemi.com/f/nordic-q-a...
I have a board with an NRF52832 and an LED driver. I wrote a function that bit bangs a serial stream to an LED driver. It works when I use the nrf_gpio.h library.
However...
I am working with NRF 51DK. I am trying to flash a software on the target device which uses NRF51 microcontroller. I am using NrfGo studio. I am facing an error that, Unable...
Hi All,
I am newbie with nordic, and I need some help.
I am using nRF52832 with softdevice.
I need to generate a 128 kHz clock signal (PWM pulses with 128kHz frequency...
Hello, everyone!
I am a newbie developer about nrf51.
I need to advertise my BLE and save my power.
I have read the document that nrf51 has System-on (including some...
We have a couple of development units that are showing the above error in the nRF Toolbox app. Using the nRF Connect app, the DFU dialog just goes away and the screen reverts...
What is the difference between 'NRF_SDH_DISPATCH_MODEL_INTERRUPT', 'NRF_SDH_DISPATCH_MODEL_APPSH' and 'NRF_SDH_DISPATCH_MODEL_POLLING' in the 'NRF_SDH_DISPATCH_MODEL' related...
Dear All,
Currently I'm developing a BLE module that will be useful by its uart service and will use nrf51822. Nordic provided an example based on sdk 6.1 for low power...
