This is a simple Arduino Binary Clock. It comes with a program that generates the script and uploads it to the arduino board. Part of the code isn’t mine only the part that allows you to get the time from the computer and configure the script to use it. You can download the script maker …
Author Archives: Justin Roeder
Why recaptcha is annoying
Have you ever want to register something but get this annoying verification check: What can I do to prove I’m human an not a robot that doesn’t take hours of clicking? Do not use VPNs or proxies( such as Tor) reCaptcha looks for that because bots want to be sneaky and they use thoses VPN …
Klondike Solitaire
Klondike solitaire is the original solitaire game. Rules: Only kings can be moved to empty piles Cards from the seven piles below must be in a sequence and must be in a color changing pattern(red, black, red, black or black, red, black, red) and the sequence must be going downwards(king, queen, jack, 10, 9,…). And …
Sudoku
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DIY Powersupply
This power supply is easy to build and fun to make. It will have 2 meters 1 for voltage and 1 for current. They will both be DC voltmeters, for the amp meter we will use a shunt resistor. Here’s the part list: Qty Name All Electronics Cat# Sub-total total 1 LM317T Adjustable regulator LM317T …
PN Junction tester
This transistor tester tests bipolar junction transistors junctions. It tests the junctions for open and short circuits. It uses 4 resistors, 4 LEDs and 1 SPDT switch. A good transistor will only have 2 out of 4 LEDs lit, on one side of the switch and 4 on the other. You can also test standard …
Android Scope Probe
This useful cord can allow an Android Phone/Tablet to be used as an osciloscope. All you need is the 4-pole 3.5mm jack to 3 rca cable. The cord will need to be modified and be tested with an resistance meter, so you can figure out which wire goes where. NOTE: EVERY CORD IS DIFFERNET! Also …
Window Hacker
This program is a great tool to have. It allows you to take control of window controls and their handles. This is like Spy++ but free. Theres a dll that allows you to control a window from a batch file just use rundll32 with it like rundll32 libwndhack.dll,CloseHWND search_query rundll32 libwndhack.dll,ShowHWND search_query rundll32 libwndhack.dll,ClickButton …
Lightnix Serial Port Light Flasher
Lightnix is a open source serial/parallel port holiday flasher driver for windows. You can see its full capability by opening winlight.exe at the command prompt. Examples Flashing lights from serial port com1 Winlight.exe flash=100 com=\\.\COM1 The number in blue is the slowness speed of the flash in milliseconds and \\.\com1 is the com port path. …
Remember StopWatch for windows
What is remember? Remember is a stopwatch and timer that can remember where it left off if the computer crashed, rebooted, or the program closes. The program creates a file called remember.sav which contains the time and settings. The proram features a wave file built-into the exe file that plays when the stopwatch has finished …
Circuit Simulator