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Control GPIO by PPI and timer1 +1

I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000. I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...

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Started over 10 years ago
by mansfield
Not Answered

One command execution time on serialization 0

Hi, I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...

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Started over 10 years ago
by Elliot.Chao
Not Answered

Has anybody used pervasive dispalay (repaper) on NRF51822 Evaluation Kit? 0

Has anybody got it working? I ported the EPD library from Adruino EPD libray but not sure where its going wrong.

756 views

0 replies

Started over 11 years ago
by Barada Mishra
Not Answered

get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE 0

I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...

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Started over 11 years ago
by julian
Not Answered

HOW do I erase SDK5.2 version of flash and read not, in SDK4.2 can. 0

Hello: Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...

1390 views

0 replies

Started over 11 years ago
by bugg

Recent in Nordic blog

Weird issue with pyserial flow control

Eirik Midttun

EDIT: It seems less weird now. See You will never guess how JLink deals with UART flow control for the full story. Working on some Python code to control nRF51 and nrF52 targets I encountered a strange…
- 29 Jan 2016
Comparing compilers/IDEs for development with nRF5x series devices

Michael Dietz

#Introduction All compilers ARE NOT created equal. Given the same c code, different compilers will generate machine code with varying performance & size. Generally the more efficient machine code (uses…
- 28 Jan 2016
nRF52 Range Extension with RFaxis' RFX2411N

Floyd Ashbaugh

External Power Amplifiers and LNAs easily connected to the nRF52 series device for high power extended range operation. Data sheets, white papers, schematics and layout information available at link t…
- 26 Jan 2016

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

haakonsh

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

Mark Q

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

Daniel Veilleux

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

Mihua

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

Daniel Veilleux

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