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Difference between attr_char_value.init_len and attr_char_value.max_len 0

Hi, When creating and adding an characteristic to service, what the meaning and difference between these two variables: attr_char_value.init_len attr_char_value.max_len...

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0 replies

Started over 7 years ago
by MichaelNordicUser
Not Answered
Bluetooth Privileged permission error Keyboard HID with nRF52832 0

Hi all, I have compiled the ble_app_hids_keyboard example for a nRF52832 on a Laird DVK-BL652 breakout board. I have a tablet running android 5.1.1 and the nordic nRFConnect...
- hid nrf52832 android
2238 views

0 replies

Started over 7 years ago
by chris
Not Answered
persistent tls handshake error -0x2700 on nrf52840 0

Hello All, We are using nrf52840 board interface with wiznet550i. We try to implement mqtt tls 1.2.we get following errors.. I get certificate verification error -0x2700...
- tls1.2
3081 views

0 replies

Started over 7 years ago
by lalit-tmt
Not Answered

ble encrypted link 0

Hi there, I am working with

1079 views

0 replies

Started over 7 years ago
by Wah
Not Answered

characteristics value not updating 0

Hi, i am using SDK v8 with softdevice v8,using master control panel pc application,added custom service and characteristics to application,problem is characteristics value...

1432 views

0 replies

Started over 7 years ago
by nagaraj

Recent in Nordic blog

ble_app_hrs_freertos running in Atollic TrueSTUDIO

jmag999

This post describes how you can get the ble_app_hrs_freertos example project running in Atollic TrueSTUDIO 8.0 on a pca10040 board. This is a managed make build, it does not rely on the makefile provided…
- 14 Aug 2017
OLED display support for nRF52832 (SSD1306, Adafruit GFX)

Mahesh Venkitachalam

Just a quick post to say that we have ported the Adafruit GFX and SSD1306 libraries to nRF52832. Currently only I2C is supported. The code can be found here: https://github.com/electronut/ElectronutLabs…
- 11 Aug 2017
I tried 5 different debugger IDEs for nRF52 and STM32. Here are my results.

Jonathan

At Jumper we’re developing tools that increase the happiness levels of embedded software developers. Our main tool to date is the Jumper Emulator. As a part of the development process we’re required to…
- 9 Aug 2017

Latest guides

Getting Started: nRF52840 Dongle Programming Tutorial

Einar Thorsrud

This tutorial demonstrates how to adapt and program SDK example applications to the nRF52840 dongle using USB DFU. It also describes how to program the dongle via Serial Wire Debug (SWD) using an external…
- 27 Nov 2018
Getting started: Announcing the nRF Connect for Cloud Device API Preview

Markus Tacker (he/him)

We are happy to announce our first release of the nRF Connect for Cloud Device API! Connect your BLE, LTE/NB-IoT or any other device to our free IoT development platform and interact with that device through…
- 12 Oct 2018
Bluetooth low energy: Merging two BLE examples together

Håvard

This is a follow-up to my previous blog post; adding custom commands to a BLE example. I hope it was interesting to see an example of adding the vendor specific Nordic UART service (NUS) into another…
- 6 Sep 2018
Software Development Kit: Getting started with Nordic's Secure DFU bootloader, a step by step guide

Hung Bui

The content of this blog was based on the documentation of BLE Secure DFU example, Bootloader module library and Buttonless DFU service from our SDK. Here we provide you step by step instructions to make it…
- 20 Mar 2017
Getting Started: Introduction to Bluetooth low energy and Bluetooth low energy development (video tutorial)

FormerMember

We have produced a video tutorial in two parts about Bluetooth low energy. The purpose is to give you a developer’s introduction to BLE and the development tools offered by Nordic Semiconductor. NB! Please…
- 6 Oct 2016
Bluetooth low energy: Wireless timer synchronization among nRF5 devices

Audun

Introduction In a variety of use cases there is a need to share a common clock among multiple devices. Such a common clock can be used for many purposes, for example by having each node in a network perform…
- 12 Jul 2016