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External sensor data convert digital data on nRF51822 0

static void button_event_handler(uint8_t pin_no, uint8_t button_action) { if (button_action == APP_BUTTON_PUSH) { switch (pin_no) { case HR_INC_BUTTON_PIN_NO: //push...
- adc
- keil
- nrf51822
865 views

0 replies

Started over 10 years ago
by jaehyun
Not Answered
nRF51 time of flight / distance 0

I'm interested in creating a time of flight algorithm and am trying to calculate what to expect for accuracy. Is it possible to get an IRQ from when the sync arrives at...
999 views

0 replies

Started over 10 years ago
by travisf
Not Answered
GPIOTE port event and pin events enable issue simultaneously 0

hi all , how to enable GPIOTE PORT and IN[n] event simultaneously ?(not same pin) i enable the GPIOTE to trigger interrupt event. one for the keyboard which need multiple...
- gpiote
- nrf51822
1736 views

0 replies

Started over 10 years ago
by steven
Not Answered
Cycle speed and cadence sensor data , even after stopping the cycle ? 0

Hi All, I am using nRF51422 with softdevice s310. And implementing Cycle speed and cadence receiver. most of the data processing is fine but i am facing one problem. ...
- nrf51422
- ant
712 views

0 replies

Started over 10 years ago
by Robin
Not Answered

Write and read back the FSR register failed 0

Hello Nordic Team, I have a problem with programming the nRF24LE1 chip. I am developing a small system, which consists of a uC STM32F4xx and a nRF24LE1 Radio Module. The...

889 views

0 replies

Started over 10 years ago
by MasterAlexei

Recent in Nordic blog

nRF5 SDK for Eddystone introduced

ketil

Recently, Google introduced some news about Eddystone. At the same time, we released a first implementation of the new specification on GitHub to get developers started. I would like to share some insights…
- 26 Apr 2016
nRF52 Online Power Profiler

Stian Røed Hafskjold

We in the Nordic Support team have created an online power profiler to estimate the power consumption during a BLE event with different parameters. The profiler gives you information about the different…
- 26 Apr 2016
Debugging nRF52 series devices using Trace

Michael Dietz

#Why use trace "Embedded Trace Macrocell (ETM) allows to capture information on the processor’s state without affecting the processor’s performance. Microcontrollers that include an ETM allow detailed…
- 20 Apr 2016

Latest guides

nRF5x: Current measurement guide: Introduction

Stian Røed Hafskjold

###Other relevant posts A concise guide to equipment setup, and how to use the development kit for current measurements can be found here: Measuring current with PCA10040 v0.9.0 A post that describes…
- 1 Dec 2015
nRF5x: General PCB design guidelines for nRF51 series

Petter Myhre

When designing a PCB with nRF51, nRF51822 or nRF51422, there are some rules that should be followed in order to get a good working radio/system, with a maximized range. General rule The RF part of the…
- 13 Nov 2015
Software Development Kit: nRF5 SDK Scheduler Tutorial

Einar Thorsrud

2019-02-08: Updated tutorial to cover nRF5 SDK version 15.2. Introduction Scope The following topics will be included in this tutorial: Configuration of the Scheduler library. Using the scheduler with…
- 9 Nov 2015
Bluetooth low energy: Bluetooth low energy central tutorial

Anders Strand

Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Setting up the example projects Background theory Central and peripheral roles…
- 4 Nov 2015
Software Development Kit: nRF5 SDK Application Timer Tutorial

Einar Thorsrud

2018-11-23: Updated tutorial to cover SDK version 15.2. 2019-02-08: Improved example project (SDK 15.2) and updated instructions accordingly. Introduction Scope The following topics will be included in…
- 30 Oct 2015
Bluetooth low energy: Bluetooth low energy Services, a beginner's tutorial

MartinBL

Before we begin Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Some basic theory The Generic Attribute Profile (GATT) Services…
- 26 Aug 2015