I am looking for cheapest (up to few hundred USD) and simplest Arduino basic solution to track real-time RFID tags distance (also direction if possible) without additional...
Hi all,
I am new to Nordic semiconductor but I could be interessed by nRF9E5. To check if it could fit my requierement, I would like to know if it possible to configure...
Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
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...
