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Adjust 1602 LCD contrast easily with Arduino simple Arduino tutorial

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...
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8 Practical Uses for the Python os Module

Worried about creating operating system independent programs in Python? The os module is Python's direct line to your operating system. Think of it as the Swiss Army knife for everyday tasks related ...