Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Hi I met a problem during programming a combo of HID on nrf52. I have set combo HID that have keyboard and multi touch. after pairing my smartphone(galaxy note 8), keyboard...
Dear Colleagues,
I'd appreciate your advice on the selecting external or internal pullup or pulldown design for a wake up button which would cause minimal increase in current...
Hi.
I'm trying to make a bluetooth based sip/puff controller for disabled people. The main use case will be to enable people that can't use their hands, but move their head...
Hi, we have been experimenting with the ESB PRX and PTX examples and have integrated them into our code. We are using the PTX to continuously stream data to the PRX side and...
Hi,
I working on migrating my project from SDK 14.0 to 15.2 and are currently working on the secure_bootloader. In our current solution we use the __weak nrf_dfu_button_enter_check...
Hello everyone!
I am trying unsuccessfully to advertise a custom UUID as LBS along whit HRS but the examples use different functions to handle the advertising.
The blink...
Hi,
When I add a model that extends others (i.e. not a root model) to an element, should the extended models (for example root models) be in the same element?
Maybe the...
Hi , I am flashing applications related to UART / USB but after flashing I am not able to see the log on serial port as per seetings given in manual.
http://infocenter.nordicsemi...
hlo sir , In my code there are 4 gpio interrupts,
if they comes at same time which will execute first.
There is any optional to assign priority to each gpio interrupts...
Hi - I have an application where I sometimes get an NRF_ERROR_INVALID_STATE error on disconnect when the distance between the client and server is beyond certain limits. ...
Hello to everyone. I´m trying to configure the buttons of my SDK nRF52 to turn on LEDs, but all the examples I´ve found here are using BSP_EVENT_HANDLER. So, my question is...
Hi,
I am developing an application on an nrf52840 based custom board that includes a dfu bootloader. Currently this bootloader is the example secure one. This will be tweaked...
Hi,
I spent a lot of today trying to get or even to find instructions on how to get log messages (RTT) out of both the app and the bootloader I am working on. This was the...
Hello all!
I tried to develop a small BLE application and got stuck with endless loop in nrfx_uarte_tx() function (nrfx_uarte.c driver) which loops endlessly in these lines...
Hi, I am running Segger Embedded Studio (4.10a) to get used to the Nordic DK for the nRF52840. Now I have found, that the register display seems not to be able to show some...
