I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
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...
Hello,
I would like to sample the battery level of my nrf52832 DK and send it through BLE. I have started from the example ble_app_hrs for SDK12.2 since the service was...
Hi,
Most of the sections of my application are functioning as I want it to, except these two (step 3 and step 4).
Application:
Connect device (with Auto connect...
I noticed while running a Bluetooth scanner app on my iPad, while testing one of my devices, that it was showing someone else's device in the locality.
What I found strange...
Hello!
I have:
nRF52840-Preview-DK (pca10056)
nRF5_SDK_13.0.0_04a0bfd (s140)
I load **nRF5_SDK_13.0.0_04a0bfd\examples\ble_central\ble_app_uart_c\hex\ble_app_uart_c_pca10056_s140...
I have an interrupt coming in every 50-150 microsecs and I want to measure these intervals as precisely as possible.
I tried this with SDK12.2:
APP_TIMER_INIT(0, 5,...
We're trying to bit-bang SWD to program an nRF52832, and we're running into some problems getting the nRF52 to respond. One theory is we're not generating a high enough clock...
i just purchased the www.xcluma.com/bluetooth-4-0-module-NRF51822-2-4G-module-development-board-ble-4-0 this xcluma nrf51822 module , so how can i progarmme it . which IDE...
Hello,
I've noticed the following sentence in s132_nrf52_3.x.x release notes:
"Synthesized low frequency clock source is not tested or intended for use with the BLE...
I'm following the tutorial in the NRF52840 SDK on setting up a Thread Border Router here and I've run into some issues during testing. For one, I'm trying to resolve ipv4...
Hi,
I'm able to successfully enable Access Port protection, either using nrfjprog or by setting NRF_UICR->APPROTECT register to 0xFFFFFF00 in code.
But I have a problem...
Hello,
Since this seems to be a very hard topic to find info about (its very contradictory and confuse) I'd like to ask a Nordic employee directly.
I'm planning to build...
This concept keeps popping up when I'm dealing with mesh networking.
My guess is that, to avoid air collision, packets/pdus are sent on a randomized or predefined combination...
