Category Archives: security

Revisiting+ WLX-652 e/w SnakeOS

NOTE: This was originally a May, 2015 post but I just revised it today, June 26, 2016. Back in 2012 I wrote about the SnakeOS flashed WLX-652 device ( See Original Post ). As I said then, I actually purchased … Continue reading

Posted in ARM, Electronics, hardware, IP-Camera, Linux, Programming, software | 3 Comments

A Revisit of the PT2262 PT2272 with Arduino and r06a Receiver

A year ago, on July 19th, reader Jeff posted that he had an inexpensive Chinese motion detectors that used the 2262 chipset. He was having some trouble getting it working with the r06a receiver as in my July 2012 post … Continue reading

Posted in Arduino, Electronics, security, wireless | Tagged , , , | 1 Comment

A refresh of my revisit of the WLX-652

My IP-Camera image gallery solution described in my PREVIOUS POST was working well for browsers other than Firefox. Firefox doesn’t handle cache like other browsers. The retrieved images were cached and even a page refresh would not retrieve a new … Continue reading

Posted in ARM, Electronics, hardware, IP-Camera, Linux, Programming, software | 1 Comment

Simple Electrical Outlet Control Over Internet via IP-Camera

Numerous Chinese eBay sellers inexpensively sell wireless remote control electrical outlets of the type shown below. For examples simply search “IR Remote Control Outlet” on eBay. You will find them for sale for as little as $3.68 US. The socket … Continue reading

Posted in Electronics, hardware, IP-Camera | 5 Comments

Odd 555 application

I am posting a circuit that appears to be an odd 555 application.It is a controller board for a Chinese made infrared floodlight. The board takes the output of a Light Defined Resistor on the floodlight’s LED board and switches … Continue reading

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FOSCAM FI904W IP-Camera IR Light Modification

Back in June of this year (2012) I responded to a post by “skyking” on the OpenIPCam.com forum. Skyking was experiencing the same issue as me that rendered useless the motion detection feature with a camera equipped with¬†integral¬†InfraRed (IR) lights, … Continue reading

Posted in Electronics, IP-Camera, security | Tagged , , | 27 Comments

Wireless Remote Control PT2272 for Arduino

UPDATE: In addition to this post, there is also a more recent one titled “A Revisit of the PT2262 PT2272 with Arduino and r06a Receiver” If you find value in this post I believe that you will also like the … Continue reading

Posted in Arduino, Electronics, security, wireless | Tagged , , , | 113 Comments

GSM Auto-Dial Alarm System

We all know, all to well, that most of the electronic consumer products marketed by US brands are manufactured in China. The Chinese do a pretty good job manufacturing the devices and Americans do a pretty good job of documenting, … Continue reading

Posted in Electronics, security, SMS, wireless | Tagged , , , | Leave a comment