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...
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'm working on a custom board with a nRF52840 and a Micron NOR Flash MT25QU128ABA8E12-0SIT ( https://www.micron.com/products/nor-flash/serial-nor-flash/part-catalog/mt25qu128aba8e12...
Hello,
I use BroadVoice32OpenSource.v1.2.zip to test encoding and decoding,On windows10 or 52840,
using 16bit 16Khz Continuous audio,And has been converted bin2c array...
Hello All,
I am developing an nRF52840 MCU base thread product.
For this I am using nRF52840-Dev_kit for Development and SDK - nRF5_SDK_for_Thread_and_Zigbee_v4.0.0_dc7186b...
Hello!
We have a new board design we are working on that uses the new nRF5340 chip, revision Engineering A.
However, we are having difficulty getting the SPIM4 (High-Speed...
Hi All,
I'm a little rusty on my embedded C and was wondering if I could get a few broad pointers on the best way to organize this research system I'm putting together...
Dear Nordic:
I have a STM32 family MCU with a preloaded bootloader, to which I can update the firmware via UART. The goal I want to achieve is the following:
I want to...
Dear all,
We are using nrf52832 as our main MCU. In our development we need two uart. Among them first is Hardware uart which is working perfectly and second is software...
I am using the Arduino Nano 33 BLE Sense (with nRF52840) which comes with a mounted MEMS PDM microphone ( MP34DT05 ). My project will be battery powered and thus calls for...
I have successfully implemented the Azure IoT Hub sample on my nRF9160DK and added the ble scanning module. The kit is acting as a gateway, reading advertisements from a couple...
Hi ,
Device :- nrf52840
USB class :- CDC ACM
We are sending the ADC data (240 bytes at a time) to Host computer over USB (Full speed) and checking the received data...
Hi,
Using the Nordic secure bootloader for dfu OTA update, I am facing an issue causing the system to go under a condition where the bootloader is not any longer able to...
Hi. I'm trying to output frequency ( in the 1,250 Hz to 1,750 Hz range ) on GPIO. Each frequency should be outputted for 5ms time. For that, I use 2 TIMERs: one for 5ms counter...
Hi, we use nRF9160 and SDK 1.7.
in one of our applications, we need more than actually available flash. Now we have ~420kB for application - because we use MCUBoot and dual...
As title says, I cannot get anything to change in autoconf.h after changing the corresponding value in prj.conf using nRF Connect samples. I have tried both Project-->Reload...
I have made custom mobile app and I am trying to connect to it. When using nrf Connect app it is connecting properly
but i want to connect to my mobile app . it is connecting...