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how to get the data from two uarts in nRF52840 0

hi... i want to use two uarts in nRF52840 , one uart to one pc and another uart to another pc .Data should be transferred and received between the nRF52840 and pc how can...
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0 replies

Started over 6 years ago
by user74848
Not Answered
BLE consumption peripheral to high 0

Hi, i'm using two nrf52840 DK ev kit. One it's the central and one the peripheral After the connection I need to save power at the peripheral board, because the cpnsumptio...
239 views

1 reply

Latest over 6 years ago
by Stian Røed Hafskjold
Not Answered
Error:Application memory access +2

In mesh example project “dimming_server”，I have added functions: mesh serial, SAADC(use ppi) and compie pass.However,when debugging,an error is happened in the function"nrf_drv_timer_init...
383 views

0 replies

Started over 6 years ago
by user81969
Not Answered
NRF52840 based IoT Sensor Board 0

NRF52840 support the long range bluetooth and BLE gateway SDK, look at here that RAK Wireless held a Beta and welcome the community to participate.This board with Cellular...
- nrf52840
- hardware
- iot
489 views

0 replies

Started over 6 years ago
by user72755
Not Answered
nRF Mesh STATIC_ASSERT(sizeof(timer_node_t) == APP_TIMER_NODE_SIZE) unspecified message 0

Good day! Started to work with nRF mesh. And wanted to add ir_lib from this project to Generic OnOff example. And Source navigator shows error: static_assert failed "unspecified...
486 views

0 replies

Started over 6 years ago
by user69037

Recent in Nordic blog

Using millis() like in Arduino.

user15419

Here are two simple functions to use when you want to use timestamps for time measurement. uint32_t millis(void) { return(app_timer_cnt_get() / 32.768); } and for comperison of current with given…
- 18 Sep 2017
Flashing nRF5x firmware using any dumb terminal program via standard serial COM port

user3482

There are times that we needed to flash the nRF5x series on a PC where the development software were not installed. The problem could be worst when network access is limited. With a HEX file on hand…
- 18 Sep 2017
How to Debug the nRF52 Interrupts — Useful Tips

user23263

Debugging interrupts in not an easy task. During the development of Jumper's Emulator, we gather few useful tips that we think can help you all when debugging the nRF52 interrupts. Hope it will help…
- 13 Sep 2017

Latest guides

Software: Using a custom Secure Partition Manager with your application

Heidi-Irene Harvey Sollie

One of the samples available in the nRF Connect SDK is the Secure Partition Manager, which is required to run applications in the nonsecure domain of the CPU. The sample uses the SPM library available in…
- 12 Feb 2020
Getting Started : nRF Connect SDK Bluetooth Low Energy tutorial part 1: Custom Service in Peripheral role

user13562

Scope The goal of this tutorial is to set-up your own custom Bluetooth Low Energy service on an nRF5340 acting in a peripheral role. We will set up a new Bluetooth LE project from scratch. The finished…
- 11 Feb 2020
Mesh Networks: Mass Provisioning of Nordic BLE Mesh Nodes

user17370

Purpose When creating a mesh network with many nodes, it can take a while to provision each node, especially using PyACI. An alternative is to use a static provisioner that provisions the nodes automatically…
- 8 Feb 2020
Software and Protocols: Enabling and testing TLS in mqtt_simple

user4528

The MQ Telemetry Transport (MQTT) protocol is hugely popular in IoT because it is lightweight and versatile. In this post we will enable Transport Layer Security (TLS) in the mqtt_simple sample from the…
- 4 Feb 2020
Getting Started: Introduction to Nordic nRF5 SDK and Softdevice

user50712

What is the difference between SDK and Softdevice? How can we select SDK and Softdevice versions? Do the SoC, SDK, and Softdevice have version compatibility problems? How can we understand the SDK directory…
- 15 Jan 2020
Software and Protocols: Automating nRF91 TLS credential management via serial port AT commands

user4528

I have spent a bit of time recently experimenting with different TLS credential configurations using nRF91-DKs. Eventually I got to the point where I wanted to do things like swap out the certificates…
- 10 Jan 2020