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Not Answered

nRF52 EasyDMA must be on all the time? +1

I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...

1334 views

0 replies

Started over 8 years ago
by Yano
Not Answered
Multiple nrf51288 uart connection 0

Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 . idea similar to this: ...
- nrf51822 mbed
1355 views

0 replies

Started over 8 years ago
by titusf
Not Answered
SPI: Cannot write to full LCD screen 0

Hi, I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI. Currently the code writes two numbers and a...
- nrf51422
- nrf51
730 views

0 replies

Started over 8 years ago
by LK13131
Not Answered
Possible hardfault when using APP_TIMER with GPIOTE over S120? 0

I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well. ...
- s120
- app_timer
- gpiote
788 views

0 replies

Started over 8 years ago
by Johnson
Not Answered
nRF-52 support on Arduino 0

Hi, I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that nRF-52 chips will get arduino IDE support as standalone. I want...
1152 views

0 replies

Started over 8 years ago
by Akshat

Recent in Nordic blog

Readiing humidity from HTU21D sensor using TWI

Fredrik Sundt Brynhildsvoll

##Measuring humidity using TWI on nrf52## In this post I will explain how the nRF5x chip can be used to communicate with a sensor over TWI (I2C). To run this example extract the files to examples -…
- 24 Feb 2016
Production release of S130 & S132 v2.0 SoftDevices for the nRF51 and nRF52

Pär H

Since Nordic Semiconductor released the S130 SoftDevice for our nRF51 ICs in early 2015, we have been working hard to make our Bluetooth low energy protocol stacks more feature rich and more configurable…
- 22 Feb 2016
Keil + nrfjprog = true

Øyvind Karlsen

In this blogpost we will demonstrate the usage of Keils integrated command line functionality. We will start nrfjprog through Keil bindings in order to erase our chip and program SoftDevices. nrfjprog…
- 22 Feb 2016

Latest guides

nRF5x: nRF52805 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52805. It is intended as a nRF52805 specific addition to the General PCB design guidelines for…
- 18 Jun 2020
Getting Started: Developing for the nRF52805 with nRF5 SDK

bjorn-spockeli

Introduction The nRF52805 SoC is a low-cost member of the nRF52 Series with a subset of the features of the nRF52811 and nRF52810 SoCs. As the nRF52805 has a feature subset of the nRF52810/11 SoCs, which…
- 11 Jun 2020
nRF5x: nRF52832 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52832. It is intended as a nRF52832 specific addition to the General PCB design guidelines for…
- 10 Jun 2020
Hardware design, RF test and coverage: iBasis eSIM International Coverage Update

Brian Kim

Since Nordic Semiconductor announced that it has partnered with one of the world’s largest international cellular carriers, iBASIS, to use nRF9160 System-in-Package (SiP) module and to include an iBasis…
- 4 Jun 2020
Getting started: Getting NB-IoT Demo running on Thingy:91

Christian Kurz

The Nordic Thingy:91 is a cellular IoT prototyping platform. It is based on the nRF9160 System-in-Package (SiP). The nRF9160 has an integrated modem that supports both LTE-M and NB-IoT. The factory programmed…
- 29 May 2020
Bluetooth low energy: Mocking CoreBluetooth

Aleksander Nowakowski

CoreBluetooth is the native iOS framework to communicate with Bluetooth-enabled Low Power (LE) devices, except iBeacons (which require CoreLocation) and HomeKit devices. It is easy to start with, if one…
- 9 Mar 2020