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througput parameter 0

why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)? Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...

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Started over 7 years ago
by Stayhungry
Not Answered

why Error: L6218E: Undefined symbol app_sched_init (referred from main.o). 0

Hi, I am using Keil IDE to develop nRF51822 project. in main(), the command line APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE); has Error : L6218E...

1522 views

0 replies

Started over 7 years ago
by DYNAMICTOYS
Not Answered
GPIO port input in low power mode 0

Hello, I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
- nrf51822
1268 views

0 replies

Started over 7 years ago
by michael
Not Answered
Central whitelists with peer manager under FreeRTOS 0

Hi Nordic, I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos. What I see: central app crashes (hardfault...
- peermanager
- s132
- nrf52832
- central
- sdk13
1097 views

0 replies

Started over 7 years ago
by x_mike
Not Answered

Need help for this captured BLE HID key code? 0

Hello All, I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...

1301 views

0 replies

Started over 7 years ago
by alikob

Recent in Nordic blog

Throughput and long range demo

ovrebekk

The new Bluetooth 5 specification promises twice the speed and 4 times the range. Doubling the speed is achieved by increasing the on-air datarate to 2Mbps, while quadrupling the range is achieved by lowering…
- 28 Feb 2017
From Nordic UART Service to MicroPython using PolyMCU and Gattlib

Olivier

PolyMCU is an Open Source Framework which has been designed to be as flexible as possible: host OS independent (support Linux, Windows, MacOS), support any toolchain (GCC, LLVM), any RTOS (ARM RTX, FreeRTOS…
- 27 Feb 2017
nRF52840 long range demo

ovrebekk

In December we published a video showing a long range test with the newly released nRF52840 chip. The video showed that the nRF52840 had excellent range, and is fully compatible with the new Long Range…
- 14 Feb 2017

Latest guides

Software Development Kit: Setting up the Timeslot API

Hung Bui

Setting up the Timeslot API When you want to use the radio while still maintaining a BLE connection or have a task that you need to do uninterrupted by radio activity, you can set up a timeslot. The timeslot…
- 27 Jul 2015
Software Development Kit: Radio Notification

Øyvind Karlsen

Radio Notification In this tutorial we will set up a beacon example and modify it to use radio notification. Then we will use radio notification to light a LED when the radio is transmitting. While this…
- 17 Jun 2015
Software Development Kit: Board support package (BSP)

Øyvind Karlsen

Board Support Package In this tutorial we will use the Board Support Package to control hardware peripherals on the nRF51 or nRF52 DK. Required tools Keil 5.20 nRF SDK 11 nRFgo Studio 1.21.…
- 8 Jun 2015
nRF5x: nRF51 series current consumption guide

Stefan Birnir Sverrisson

nRF51 Low power modes and power profiles documentation The low power modes for the nRF51 series are System On and System Off. You can read about them in the nRF51 Series Reference Manual v3.0 sections…
- 1 Jun 2015
Software Development Kit: Setting up device firmware update(DFU) on the nRF5 DK

Stian Røed Hafskjold

###Note: This tutorial is for the legacy DFU module included in SDK version 11 and earlier. To get started with the new DFU included in SDK 12 and above, please see the SDK documentation in the Infocenter…
- 1 Jun 2015
Bluetooth low energy: Bluetooth low energy Advertising, a beginner's tutorial

MartinBL

Before we begin Table of context Before we begin The "Hello world" example Advertising RSSI Addresses Address types Advertising types Bonding Advertising data Scan response data Change Log 2018…
- 31 Mar 2015