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PCB antenna used in the nRF51 DK 0

I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
- antenna nrf51dk
742 views

0 replies

Started over 9 years ago
by BCNLANYC
Not Answered
How to see which part of the code/variable is using more Memory ? 0

Hi. I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
- nrf52 keil c memory
750 views

0 replies

Started over 9 years ago
by Muhammad Ahmad Shah
Not Answered
asynchronous pulse counting in low power mode 0

Hello, I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode. Pulses are asynchronous The rate of pulses can...
1079 views

0 replies

Started over 9 years ago
by fakufaku
Not Answered
nRF52 SAADC gain error a function of Vcc? 0

Hi I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52. Both the reference resistor and the PT-100 is sampled while the voltage...
- nrf52
- adc
- gain
- vcc
- nrf52382
- saadc
2250 views

0 replies

Started over 9 years ago
by Visti Andresen
Not Answered
Sample multiple inputs with fixed rate using ADC hal 0

Hi I have been searching the forums, but were not able to find an answer to my question. I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
- adc
- oftdevice
1277 views

0 replies

Started over 9 years ago
by Phillip

Recent in Nordic 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