Category Archives: HOW-TO

Using a 16×2 LCD display

Posted on 2014-04-30 by M. Eric Carr

16×2 text LCDs are useful microcontroller peripherals. Here is how to connect and use them. Continue reading →

Posted in Arduino, Building blocks, Digital, Electronics, HOW-TO, PIC Microcontrollers | Tagged , , , , , , , , , | Leave a comment

“Wye Knot”

Posted on 2013-05-12 by M. Eric Carr

What is the resistance between two corners of a cube made from one-ohm resistors? Continue reading →

Posted in Analog, EET201, Electronics, Fundamentals, HOW-TO, Math | Leave a comment

How To Use A Digital Multimeter (DMM)

Posted on 2013-02-01 by M. Eric Carr

Digital Multimeters (DMMs) are one of the basic tools for working with electronic circuits. Here’s how to use one for basic measurements. Continue reading →

Posted in Analog, Drexel, EET201, Electronics, Fundamentals, HOW-TO, Tools | Leave a comment

BMP file format

Posted on 2013-01-02 by M. Eric Carr

It’s often useful to be able to produce an image file as output from a program. Bitmap (.BMP) is one of the easiest formats to write. Here’s how to output 24-bit .BMP files from your data. Continue reading →

Posted in BASIC, Coding, HOW-TO | Leave a comment