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asynchronous pulse counting in low power mode 0

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...
1043 views

0 replies

Started over 8 years ago
by fakufaku
Not Answered
nRF52 SAADC gain error a function of Vcc? 0

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...
- nrf52
- adc
- gain
- vcc
- nrf52382
- saadc
2202 views

0 replies

Started over 8 years ago
by Visti Andresen
Not Answered
Sample multiple inputs with fixed rate using ADC hal 0

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...
- adc
- oftdevice
1240 views

0 replies

Started over 8 years ago
by Phillip
Not Answered

NRF24L01 sends 0

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...

538 views

0 replies

Started over 8 years ago
by Mani
Not Answered

What values can the nRF905 status register have? 0

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...

629 views

0 replies

Started over 8 years ago
by Pieter Roos

Recent in Nordic blog

Current vs Voltage for nrf51 CPU

FormerMember

Since I couldn't find the information of how the supply current would change with different supply voltage for nrf51 chip, this is the result of a little test that I made to get this info. Setup: nrf51…
- 9 Sep 2015
Using Eclipse's Managed Make with the nRF51 DK

i_am_trying

I have been using Eclipse to programming+build+flash+debugging my nRF51 DK apps. This requires carrying a Makefile forward, modifying as stuff changes...handling flash programming in less integrated way…
- 6 Sep 2015
Programming Inexpensive nRf51822 modules with Nordic nRF51-DK

Mahesh Venkitachalam

I've updated my article on external SWD programming using the nRF51-DK. I have also designed an adapter board for these modules. http://electronut.in/nrf51-dk-external-programming/#E3BO
- 6 Sep 2015

Latest guides

Peripherals And RF Test: Writing device drivers for UART peripherals

Halvor Bjorstad

This post aims to cover some of the specifics of developing device drivers for UART peripherals for Zephyr.
- 20 Jul 2021
Software: Testing concurrent multi-protocol support of Zigbee & BLE over single USB connection to external CPU

Mark Q

Purpose The purpose of this blog is to showcase how a single USB bus can be used as the physical transport for multiple protocols when an external CPU is the controller. Specifications as tested Boards…
- 13 Jul 2021
Peripherals And RF Test: Working around missing shield labels (on the nRF9160 DK)

Embla Flatlandsmo

Table of Contents Objectives What are device tree overlays, and how do they relate to shields? Why are Arduino nodes not recognized in the nRF9160 DK? The workaround: Using the shield as a board ove…
- 25 Jun 2021
Peripherals And RF Test: LVGL on a TFT LCD Display with the nRF9160 DK

Embla Flatlandsmo

Table of Contents Hardware Components Wiring Software Prerequisites Steps Incorporating this into other projects Further reading Attached files This blog post demonstrates how to get a LVGL sample…
- 25 Jun 2021
Software: Using the NCS / West to program the Radio_Test example into the nRF5340-DK for agency testing.

Jay Tyzzer

Background: There is a need to be able to put a Nordic Semiconductors S0C /transceivers into modes where the physical layer and RF characteristics may be ascertained. The radio test example is used to…
- 18 Jun 2021
Software: Building a Bluetooth application on nRF Connect SDK - Contrasting to SoftDevice - Part 2 Central role

Hung Bui

This is part 2 of the series Building a Bluetooth application on nRF Connect SDK - Contrasting to SoftDevice based Bluetooth applications You can find the other parts here: Part 1 - Peripheral Role. Part…
- 5 May 2021