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How can I ensure not be Interrupted by radio when I use gpio simulate IIC? 0

My sensor is off-standard,so I have to use gpio to read and write my sensor. Gpio IIC will take about 0.5ms to get data. My app need send data every 7.5ms,it seems that...

985 views

0 replies

Started over 12 years ago
by gootoomoon
Not Answered

Service Discovery Fails on Nexus 4 Android application 0

Hi, My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...

1040 views

0 replies

Started over 12 years ago
by balaji
Not Answered

Convert AN34 DTM Python script to C# 0

Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ? The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...

1684 views

0 replies

Started over 12 years ago
by Virgil Gomes
Not Answered
nrf51822 UART Lost bit 0

Hi, I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
- uart
- nrf51822
1593 views

0 replies

Started over 12 years ago
by Terry
Not Answered
Bluetooth low energy (Re-connection with tags ) 0

please go through the images for better understanding of the problem (as in sequence of 1-5):- any kind of help would be appreciated....
1328 views

0 replies

Started over 12 years ago
by sarang

Recent in the DevZone Blog

nrfjprog, pynrfjprog - Intro, Mac OS X & Linux now supported, New Feature

Michael Dietz

#Highlights New release of nrfjprog, pynrfjprog, mergehex available at: http://www.nordicsemi.com/eng/Products/Bluetooth-Smart-Bluetooth-low-energy/nRF52832. Windows, OS X and Linux now supported. …
- 1 Feb 2016
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
Developing Nordic nRF51 applications with mbed and Visual Studio

ivan

This tutorial shows how to use the mbed framework to develop applications for Nordic nRF51 devices. Before you begin, install VisualGDB 5.1 or later. Start Visual Studio and open the VisualGDB Embedded…
- 26 Jan 2016
PA / LNA support in S132

Einar Thorsrud

The S132 SoftDevice for the nRF52 has support for enable/disable switching of external Power Amplifiers (PA) and Low Noise Amplifiers (LNA) using GPIO pins. This was introduced in S132 version 2.0.0-7…
- 25 Jan 2016