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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...
334 views

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

One minute to understand BLE connection data package

user67053

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

user67053

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the…
- 15 Dec 2017
Debugging on nrf52840 with GDB from CLI on linux

user12165

Today I tried to find the better ways to debug program on nRF52840 PDK from CLI on linux. The ways that I tried [Failed] openocd (both stlink and jlink) & gdb [Succeeded] JLink & JLinkGDBServer &…
- 14 Dec 2017

Latest guides

Software: Updating to the MPSL Timeslot interface

user4528

The "Concurrent Multiprotocol Timeslot API" was introduced with v7.0 of the S110 SoftDevice in 2014. The original purpose was to allow customers to build their own proprietary networks using…
- 2 Aug 2021
Peripherals And RF Test: Writing device drivers for UART peripherals

user106319

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

user17370

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)

user90849

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

user90849

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: 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