Programming: Tips and Tricks

AVR Port Input in C

### Connect PortB To Switches Remember how we connected **PORTA** to the **LEDS**. Now we are going to connect **PORTB** to the **SWITCHES**.

How to Adjust the Contrast of an Image in C#

Adjusting the contrast of an image in C# is an easy operation because it can be done on a single pixel at a time.

How to Lighten an Image in C#

In order to lighten an image in C# you need to look at each pixel one at a time and increase it's red, green, and blue values.

AVR Port Output in C

Port output on an AVR microcontroller is very flexible. We show you how to configure each register.

Load an Image in C#

- Perhaps you want to create an image processing program. - You may need to resize or rescale an image.

How to Darken an Image in C#

In order to darken an image in C# you need to look at each pixel one at a time and decrease it's red, green, and blue values.

How to Replace A Color in an Image with C#

Sometimes you need to replace one color in an image with another color. C# makes it easy.

C# (C-Sharp) Programming Language - Tutorials, Code Examples, and More

C# is an amazing language that is built for speed and fast development time. Learn how to manipulate images with C#.

C#: How to Use HTML Colors in Your Code

The .Net framework has a great object for dealing with colors called Color that we use to deal with HTML color codes.

C# Color Object

Once you have a Color object you can easily get the RGB and HSB values out of it.

C# Text File

There is a static object called "File" (located in System. IO) that does all the hard work for you.

Convert an Image to Gray Scale in C# - A Quick and Easy Guide

Sometimes you need to take a color image and remove all of the color from it leaving just shades of gray. There are 3 common ways of performing this calculation, each yielding slightly different results.

How to compile ncmpcpp on CentOs 8

If you are new to compiling applications on Linux then this can be a bit daunting the first time you do it.

AVR USART Serial

If you've been following along in these guides, then your STK500 should be setup like this. .

Getting Started with AVR

The beauty of AVR is that once you know how to deal with one of them, you know how to deal with all of them.

How to Implement AVR Timer Interrupts in C for Atmel Microcontrollers

Timer interrupts are an excellent way of having your AVR do something at a given interval.

AVR Port Input Logic

In this guide we will write a program in C that makes some decisions based on the state of input pins.

Scale an Image in C# Preserving Aspect Ratio

If you need to change the size of an Image without changing the ratio of X to Y then this article tells you how.

Programming: Tips and Tricks

A collection of tips, tricks, and snippets of code for a variety of programming languages, including C#, AVR, Arduino, and Perl.

Electronics and Programming Guides

Efundies.com - Electronics, Gardening, Programming

AVR and printf

You should leave your STK500 setup exactly the same as it was setup for a previous guide.

How to Save a PNG File in C#

This guide will walk you through the steps required to save an Image or Bitmap to disc in the PNG format and allow you to specify the compression quality.

Image Processing in C#: A Comprehensive Guide

C# is a great language to do image processing in. It's fast and easy to handle complex image manipulations with it.

C# Switch

A switch statement in C# is a great way to switch between options.

How to Set Up STK500 Jumper Settings for AVR Programming

Make sure that you have the STK500 user guide on hand, you are going to need it.

How to Create a WinAVR C Skeleton File

If you are New To C then you can consider this a crash course introduction to the language.

AVR

The AVR microprocessor is the heart of most Arduinos. Instead of using the Arduino libraries, you can learn to program this chip directly with C++.