SpiderElectron

Electronic Engineering Blog

Electronics

Hong Kong trip postponed.

I was supposed to travel to Hong Kong on Saturday 11th October to attend HKTDC, but I had to pull out due to a foot injury. Now it looks as though that might have been a provident decision, given the current unrest in the area. 

 

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Solder paste under the microscope.

In electronics we regularly use solder paste in the assembly of printed circuit boards (PCBs). This paste comes in a variety of packages, styles, types and so on. Today I look at one small tub of solder paster under the microscope. Quite literally. 

 

Moto 360 Smartwatch on sale today.

Motorolla’s new “moto 360” goes on sale today at 11:00am Central Time (USA) More details are available here. See the launch video here.

 

Windows ™ versus Linux on intel Galileo

Here is a really quick and dirty, non scientific comparison of a Galileo GEN1 board running Windows ™ against the same board running linux. SPI Flash version is 1.0.2. Login to windows is via telnet. Login to linux is via ssh.  Time taken from power-on to login: Linux  48 Seconds Windows 68 Seconds Time taken […]

 

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Galileo GPIO Timing & why it doesn’t work for some.

The Intel Galileo is has Arduino UNO compatibility, yet often I see queries from someone asking why their favourite Arduino Shield won’t work, or why an interface they have made which works on other Arduino boards, doesn’t work with Galileo. Often they say Galileo is no use, or Galileo doesn’t do what it claims, or Galileo is […]

 

Dallas 1-Wire iButton teardown.

Recently I’ve been investigating 1-wire iButtons and interfacing them to different systems. I thought it might be interesting to see what’s inside an iButton. So here is my Dallas DS1990A iButton teardown.

 

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iPhone self destructs with bulging battery.

My iPhone 4 has dangerously self destructed, with an unexplained bulging of the battery which broke off the rear cover and cracked the front display. 

 

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Reading 1-Wire iButtons using Cypress PSoC 3 and 5/5LP

Previously I posted about using a standard UART to read and write to 1-Wire devices. In this post I look at how to read and write to these devices using Cypress PSoC devices.

 

Reading 1-Wire iButtons using a UART

This post takes a look at a simple 1-Wire protocol reader/writer using a standard UART for detecting and communicating with 1-Wire devices. Written in C for Linux, and running on Intel Galileo. It could easily be ported to most other platforms.

 

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