Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
during the pcb design of nrf52, is it compulsory to totally copy your reference pcb layout . since our case need to design a small size device, so i have to modify the pcb...
Hi,
I wanted to know whether Bluetooth 5.0 will ever be supported on the NRF51 series chips or we need to migrate from NRF51 to NRF52 in order to have Bluetooth 5.0 in...
hi,I have a issue about pairing.
anyone can tell me the process of pairing and binding ,how the event BLE_GAP_EVT_SEC_PARAMS_REQUEST generate;
Do you have same example about...
Hello,
I am developing a board, with nrf51422-qfaa chip. To match the antenna I'm using the BAL-NRF01D3 balun. I currently have problems with antenna not working and I'm...
I am running an appliction with S132 soft device, build on top of SDK 12.0.0. Problem is that the application sometimes stops running for ten seconds, or even more, when Bluetooth...
Hi all,
may be you can advice me on a solution.
I need to be able to wake up a system when one of the pins shows more than 1v and I also need to wake up system when...
Hi,
I'm using ble_app_multilink_central to connect different device.In the example, it can connect to the lbs service. If I want it connect the uart service,such as ble_app_uart...
Hi Nordic,
we need to modify bootloader code base on your dfu example. Now We meet a problem that we can't program it by clicking icon "Load" on keil comile project. report...
I am having problem to download SDK NRF51 12.0 example firmware onto Redbearlab BLE Nano nrf51822. The compilation and build is fine. It is shown as
Erased Failed!
Error...
I have a custom board with an nRF51822, running the ble_app_hrs from the 12.1.0 SDK with softdevice s130, using the internal RC clock in a custom_board.h as follows:
#define...
I'm learning about the nRF52 series and so far love everything I see, especially the SDK. But I just got to the point where I'd like to generate precisely timed output, and...
Hello Nordic Team,
As I'm worrying about the max payload lengh that I can notify using soft device s130.1.0.0 on nrf51822 (256 Kb Flash/ 16KB RAM, SDK10), I thought about...
Hi,
I'm porting our project from sdk10 to sdk12 with SD S132 V3.0.0. I cannot find a way to reset the device in app and boot in bootloader in order to do a OTA update....
I have a working custom DFU bootloader based on the official bootloader from the SDK 8.1.0.
Updating the normal application code works without any problem.
Now I want to...
Hello all,
I try to trigger two events with two different periods, the first at 200ms, the second at 300ms. When I set the same period for the compared value, it works...
