Legacy Personal Blogs

Please Note:

This blog contains the legacy personal blog posts of our members, other than our Top Members whose content has been migrated into individual blogs in this area. Our new platform does not have personal blogs so this is how we have preserved the personal blog posts of our members from the Jive platform. No new posts will be permitted in this blog. Instead, if you wish to create blog content, please post it in the blog in the most appropriate topic area.

Arduino and Cybot Part 3 - UNO replaced by NANO; fairly neat and tidy!

neilk

My previous post included a photograph of a very untidy Cybot - it was a bit of a lashup, but it worked!I have resurrected some practical skills that have lain dormant for over 20 years and made a fairly neat and tidy strip board carrier for an Ardui...
- 14 May 2015
Sinusstufen-Zähler mit einen NXP LPC1768

Anonymous-342052

Hallo zusammen, habe mich ein wenig mit dem LPC1768 beschäftigt und einen kleinen Sinusstufen Zähler mit dem ARM mbed programmiert. Mit einem LCD wird die Anzahl der Stufen auf einem Display dargestellt. Das Display ist auch verbunde...
- 13 May 2015
DATAMAN-48LV Programmiergerät

Anonymous-342052

Hallo zusammen, bin auf ein kleines Problem gestossen. Wollte mit meinem DATAMAN-48LV einen PIC10F222 programmieren .... funktionierte aber leider nicht. Der DATAMAN Support hat mir folgende Infos zukommen lassen : Der PIC10F222 wird nur mi...
- 12 May 2015
Contact Connectors go EPIC®︎

e14 Contributor

Lapp Group's Innovative right–angled A3 swivel base connectors are available in our Epic®︎ range of LS1 and M23 Circular Connectors. The patented top cover allows for simple mounting without the need of any tools and its ergonomic and compact design, ...
- 12 May 2015
prototyping development briefcase

e14 Contributor

I am an electronic hobbyist for over 35 years ,I had the chance to learn hardware on the first development boards and computers (Sym 1, Rockwell AIM 65, PET 2001, Apple // …).I developed many things as analog to digital boards, digital outputs, comma...
- 12 May 2015
Talk SPI to EEPROM with Hercules Launchpad - part 3: Testing SPI Protocol with Bus Pirate

Jan Cumps

My Peruvian mate martinvalencia and I purchased a set of 25LC256 SPI serial EEPROM chips.Our plan was to get them working with the Texas Instruments Hercules LaunchPad MK II.That was back in January. And then we stalled.Martin has restarted the exerc...
- 11 May 2015
Leakage currents and "current leaks" - part 1

mlease

Accounting for all of the obvious points of power consumption and their current levels for active and sleep states can be a difficult task. In every design there are also points of power consumption that are often overlooked. Every type of semiconduc...
- 11 May 2015
Launchbox #4 - Design and Motivation

e14 Contributor

Hello everyone, Work on our remote rocket engine igniter has been quite slow as we've all focused on studying for our finals. As such, our project manager, Dalton Moffitt, has written up a post about how our designs for the project came to...
- 10 May 2015
PiFace Digital 2 and Enocean Pi

armour999

This is an unexpected surprise. When I submitted my idea I wanted to include the EnOcean Reed Sensor to provide a sign of life. When I was at work on Friday I was researching FHEM (on lunch ) to see if any other components were compatible with ...
- 10 May 2015
Do Pure Reactances Produce Noise?

nickgray

I recently saw a question posted on LinkedIn about whether purely reactive components produce noise like resistors do. This, of course, would be Johnson Noise, also known as Thermal Noise. I do not recall any mention of such noise in reactive compone...
- 10 May 2015
New Isolated Current and Voltage Amplifiers

peterjcs23

I am working on the design of new isolated current and voltage amplifiers for mounting on a DIN rail. The DRA002 will be used to measure current using an external current shunt (50mV).DRA002 Current Ext and Voltage Int RevA The DRA003 will ...
- 9 May 2015
Reaction Control System #2 - Moving from hardware to software

e14 Contributor

Hello again, this is Max Archer, the Director of Special Projects for Student Space Systems, reporting in. Student Space Systems is a student organization at the University of Illinois that’s trying to get to space, but we have a lot of work to do be...
- 9 May 2015
Talk SPI to EEPROM with Hercules Launchpad - part 2: Circuit and Test Bed

Jan Cumps

My Peruvian mate martinvalencia and I purchased a set of 25LC256 SPI serial EEPROM chips.Our plan was to get them working with the Texas Instruments Hercules LaunchPad MK II.That was back in January. And then we stalled.Martin has restarted the exerc...
- 9 May 2015
International Steampunk Symposium Creations

gsimerlink

Once again my work life and personal life collided this weekend when I attended the International Steampunk Symposium in Cincinnati, OH. If you are not familiar with steampunk it started off as a literary genre in the 1980's and has since grown into ...
- 8 May 2015
Talk SPI to EEPROM with Hercules Launchpad - part 1: from Zero to Hero

Jan Cumps

My Peruvian mate martinvalencia and I purchased a set of 25LC256 SPI serial EEPROM chips.Our plan was to get them working with the Texas Instruments Hercules LaunchPad MK II.That was back in January. And then we stalled.Martin has restarted the exerc...
- 8 May 2015
Week one - testing components - planning

armour999

I have most of the parts up and running. I hope to have the navigation system with real time tracking this weekend. PiFace 2 Digital I have added the board to the Raspberry Pi 2 and the software was easy to install. The PiFace Digital...
- 7 May 2015
CMicrotek Current Probe Measures Down to 5nA

mlease

The CMicrotek µCP100/µCP120 are ideal for engineers developing wearable/portable devices, wireless "IoT" devices and energy harvesting powered devices. The µCP100 features a current range from 5nA to 100mA, the µCP120 is targeted at higher power appl...
- 6 May 2015
Free "Low Power Design" e-book

mlease

It's been a while since I posted last but I plan to start doing that regularly again. We are now offering the “Low Power Design” PDF e-book for free on our website. I'll continue to cover low power design here along with relevant industry news and so...
- 6 May 2015
It's dangerous to go alone! Take MISRA-C

chriswhite

This post was written by chriswhite. In last article I posted here (“Be Excellent to Each Other”) I wrote about how a little compassion and respect for the future can make a big difference for code quality. I purposely avoided many specifics to...
- 6 May 2015
First Steps with the Cypress BLE Pioneer Kit - CapSense Proximity Sensing

Jan Cumps

I'm a BLE beginner. Never developed anything for bluetooth , let alone the low energy variant.I received a Bluetooth Low Energy Pioneer Kit ( cy8ckit-042-BLE ) a few weeks ago. I'm testing the CapSense proximity sensor and the BLE payloa...
- 5 May 2015
CPLD Controlled Door Lock - Final Schematic

oldmanraskers

The design has slowed because of work commitments etc. but I have now included an oscillator and the JTAG header - hopefully this is the final design. I will be having a careful look, and if all seems okay I will move onto routing the board. If anyon...
- 2 May 2015
Google Hangout on IoT Starter Kit

JenCooke

Zach Shelby from ARM, Dave Locke from IBM and Jas Gohlar from element14 joined me on a Google Hangout today to demonstrate the new IoT Starter Kit which launched this month. You can watch a recording of the Hangout below:www.youtube.com/watchIn...
- 30 Apr 2015
Raspberry Pi 2!!

pi-nerd

I got recently a package from Element14(Farnell in the Netherlands) witha Raspberry Pi 2!!!There was even a booklet enclosed:with some tips on how to connect it, but that wasn't the main thing, that is the Raspberry Pi:There was even a micro-sd c...
- 30 Apr 2015
Amplifier help

e14 Contributor

Hello guys, as a electronics hobbist I ran accros this Atari Punk Console thing and I made it, made it again better and better, but the problem remians how will i make my 8Ω 1W speaker to play louder, so while searching I found this How to Select the...
- 29 Apr 2015
Growing Out of UNO

chriswhite

Posted by Elecia White. On last week’s show, Chris and I talked some about some new processors we are using so it was interesting to get listener email asking why we use different processors. The listener (who requested anonymity) said: I&#...
- 28 Apr 2015