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!
I use SD 6.0.0 and SDK 15.0.
I am developing an application and I want it to include service of buttonless OTA firmware updating. So far I have managed to zip my application...
i init the saadc and uinit saadc ,then init saadc again. my code is below:
err_code = nrf_drv_saadc_init(NULL, saadc_callback); err_code = nrf_drv_saadc_channel_init(0,...
Dear Sir,
I have connected a phone to a peripheral device using NRFconnect App.
Now I want to know the rssi value of the phone on the peripheral side.
I want to get...
I have an application with a custom service, based on the ble_app_template example. I want to add DFU functionality. I flashed the DFU secure bootloader and can discover the...
If I use NRF_SDH_DISPATCH_MODEL with NRF_SDH_DISPATCH_MODEL_APPSH what size do I need to use for the scheduler data size and queue length in
APP_SCHED_INIT( ?, ? ),
Is...
In SDK 15.1.0 NRF_LOG_STR_PUSH_BUFFER_SIZE is defined twice in every sdk_config.h in the SDK. For example in the ble_app_template/pca10040/s132/config/sdk_config.h:
Hello,
I'm trying to update an application with a dual bank over BLE, but first I wanted to try on the given examples so I'm sure that I'm creating the .zip files the...
Hi there,
we are currently looking for a suitable hardware + software with Bluetooth 5 support. All of our software projects are build and developed with KEIL MDK/ uVison...
Hello,
I integrated your firmware (iOSDFULibrary) in our project but I got error when I tried to make the DFU to our Nordic device.
Error : Error raised when the CRC reported...
Hi all, I'm brand new to embedded systems development and I'm having some issues getting the Mbed OS onto a custom PCB. The PCB we're using has a Fanstel BT840 chip.
The...
so i am trying to understand the code , and i would be really grateful if u help me .
what i am trying to do is send data from one DK to multiple DK. i am not able to figure...
Hello,
I am trying to connect RuuviTag to nRF Connect Power Profiler, but I get Failed to start the PPK error.
Computer: macOS High Sierra 10.13.4
nRF Connect v2.5....
Hi everybody!
It seems that there is not a huge choice of cross-platform frameworks to develop desktop applications for BLE (without serial dongle).
Nordic Semi seems...
Hi,
Just want to know is the pyACI is a python based tool to provision nrf Mesh Nodes over serial Port?or over PB-GATT or PB-ADV?
Can it be used to provision other vendors...
