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SPI Multiple Masters 0

Hello, I am tryong to use to masters to communicate with two accelerometers. Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
- spi
- multiple master and slave
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Started over 10 years ago
by Milad
Not Answered

Power-fail NVMC protection 0

In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...

628 views

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Started over 10 years ago
by jcowfer
Not Answered
Unable to check anything on hyperterminal or teraterm. How to check it? 0

Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
771 views

0 replies

Started over 10 years ago
by Hamza
Not Answered

nrf905 Data loss 0

Hi,my friend, Now,I use nrf905.Situation is as follows: I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data. 1.The Product host is to use the stick...

524 views

0 replies

Started over 10 years ago
by Jesen
Not Answered
RedBear Blend Micro use pairing passkey 0

Hi, I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device. Is it possible? Static passkey...
- ble blend passkey io
756 views

0 replies

Started over 10 years ago
by isi

Recent in Nordic blog

Beacon Kit - Mistake in Ref_Design_UG_v1.0

Salman

I connected the programming header as described in "nRF6930_Beacon_Ref_Design_UG_v1.0.pdf" 5.5.4 Programming interface. I was trying to program Beacon Kit but failed many times then I compared it with…
- 10 Oct 2014
SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014
Sniffer application for OS X

RK

I've put up on Sourceforge, a Mac OSX application which interfaces with the Nordic BTLE sniffer software and has some of the functionality of the Windows application Nordic ships with that software package…
- 1 Oct 2014
Getting started with nRF51 development on Mac OS X

Eirik Midttun

Update: Since this blog was originally written the nrfjprog tool has been ported to OS X (now macOS). This means that the flash programming is much simpler, and it is simply a matter of following the documentation…
- 1 Sep 2014