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...
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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...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
I try to bonding func using ble_app_gls example.
just connect is fine.
here is ble_evt handler
for trying connect bonding, I use pm_handler_secure_on_connection(p_ble_evt...
Hello,
I would like to use the nRF52840 for a wearable. It should be powered by a lipo-battery with 3.7V. Therefore I would solder it to the VDDH and Ground Pin (VSS). Is...
Hello .
I try to connect my JLink to my nrf51422QFAA cunstom board. And I use J-Flash to test ifg it can readback and it is OK. But When I try to use nrfjprog, I got some...
We would like to create the boot settings page and merge it with the application and flash the merged hex file using J-Link and nrfjprog.exe in production.
Currently in...
Hi,
We are looking for a secure NFC solution for our application. We want to make sure the tag is secured (cannot duplicate) and the reader, which is a NRF52840, needs to...
I am using SES V4.18 with SDK 15.3.0.
In sdk_config.h, I have set APP_VERSION_MAJOR and APP_VERSION_MINOR etc...
Is it possible to add these numbers to the output file...
I recently added Mesh DFU support to a project that I'm working on but it's extremely slow. It will take at least 1 hour to update the network under ideal conditions but I...
Hi,
My stack is
s112
SDK 15.3
Segger
nrfConnect
nrf52832 DK
Power profiler kit connected via USB to my MAC to get the traces to run.
CR2032 batter removed...
Hello
I cannot load the Radio Test code onto the Nordic NRF52 devkit. I'm using SDK15.3 and the project located at C:\nRF5_SDK_15.3.0\examples\peripheral\radio_test.
The...
Hello,
I noticed this weird bug that coincides with the SD card not initializing using the FATfs.
Basically, I have the SCLK pin of the NRF52DK connected to a breadboard...
Hi All: I am using NRF51802 ,SDK is 12.30 version, and softdevice is s130 2.0.1 version. using keil MDK 5.23 Version. And download the softdevice using nrfgostudio and keil...
Hello,
I have a nordic nrf52840 on board, with another MCU (Cortex-M4) on board. Both chips are connected over UART.
I want to use the Cortex chip to perform firmware...
Hi.
We have a strange issue we are seeing with a nRF52840 where scanning fails, but it is very rare.
Setup - nRF52840 is a central device, and there are 20 x nRF52832...
Hello Nordic!
I'm developing with s340, nrf52840, and sdk 15.3.0
My device is a peripheral and the phone is master in ble.
I listen to my coworker who is developing...
Hi, I'm trying to set P0.20 pin as MISO of my spi master to communicate with ADXL372 accelerometer sensor, but when the miso is disconnected the signal received matches with...
