How to Display Video On A Screen With Only One Wire

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ntsc_whole

In today´s article we bring you a great tutorial about NTSC. For those who don´t know this, NTSC is another video standard, like VGA, very popular in the Americas and Eastern Asia. However, unlike VGA, NTSC only uses 1 signal wire!

The principal behind that is quite complex. Thus, the example developed on the article only aims at displaying black and white images. Luckily, all the physics that NTSC is based on are explained here so we encourage you to go on and play with NTSC color signals.

This is a highly recommended tutorial that only takes 1 hour to do! And it is very cheap to set up, remember that there is only 1 signal wire. Oh yes the code! The controller is built using an FPGA running VHDL, which is given =).

Don´t miss this article and try to implement the recommendations at the end, substituting the resistors for a DAC.

Happy play!

By Chris

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