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Mr.RC-Cam

Creating Analog Voltages from a Microcontroller

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I have noticed that newbie microcontroller programmers are often unaware of how to create programmable analog voltages. The most cost effective way is to use digital PWM signal followed by low pass filtering. This white paper gives all the details: http://www.edn.com/article/CA6372821.html?...&rid=1336869726

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