Category Archives: Programming

STX-882 / SRX-882 Radio Testing

I recently did some testing of the STX-882 433HHz transmitter and the SRX-882 433MHz receiver and, after additional tests, updated my original findings. I tested line-of-sight along a road. I performed two tests using Arduino NANOs and two laptops, shown … Continue reading

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An inexpensive Software Enabled Pseudo-Transceiver for Arduino

Recently I taught a brief, three hour long, Arduino 101 course to some fellow members of the Western North Carolina Linux Users Group (WNCLUG). One of the three lessons in the course was for the students to pair off and … Continue reading

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Universal programmer dusted off

Lately, I have increased my microprocessor/gadget activity after a hiatus/slow down. A project that I have been (slowly) working on was developed and debugged on an Arduino NANO but the final target is a surface mounted SOIC ATtiny85-20SUR operating at 3-Volts. … Continue reading

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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

SMS from Arduino

A few weeks ago I was chatting with my mail carrier who is also a beekeeper. I mean LOTS of bees with some hives in remote locations. He has a friend that is working on a system that weighs hives and … Continue reading

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EASYCAP analog to digital Video Encoder for Linux

A couple of days ago while attending a meeting of the Western North Carolina Linux Users Group (WNCLUG) someone asked if anyone knew how to get an EASYCAP analog to digital Video Encoder fob working on Linux. I’ve posted a photo … Continue reading

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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

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Inexpensive Web Publishing of Arduino/ARM Sourced Data – home automation webserver

I started out working on a WiFi client to use with the the setup of the Ethernet Module Post. However, the idea has morphed into something else – a method for inexpensive web hosting of Arduino or ARM system data … Continue reading

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SD Card Module and Temperature Sensor

I recently tested two new modules that I received from Chinese suppliers: a SD Card Module made by LC Technology (www. lctech-inc.com) and a DHT-11 Temp & Humidity sensor. My test makes 25 temperature/humidity readings (inside my house) and writes them … Continue reading

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Ethernet Module Test

Today some modules were delivered from China. One was a ENC28J60 Ethernet module made by “LC STUDIO”. There are many variants available on eBay – just search eBay for “ENC28J60 Ethernet LAN Module”. I purchased mine from Polida via eBay … Continue reading

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