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Infrared (IR) is a form of light which is not visible to the human eye. It can be used in a variety of applications, including remote controls, data transfer, reflectance sensing, and proximity/motion detection.

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How to send unmodulated IR-Signal via cable?

Arduino --> IR-cable --> IR-input of display device IR-cable: One plug is cutted and the 3 wires are connected with the arduino. … But how do I have to send my IR-command, that the display understands it? How do I send a not-modulated IR signal? …
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