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How to connect a Lego Mindstorms NXT Ultrasonic Sensor to the Raspberry Pi

How to connect a Lego Mindstorms NXT Ultrasonic Sensor to the Raspberry Pi

Abstract Directly connect a Lego Mindstorms NXT Ultrasonic Sensor to a Raspberry Pi. A TCA9517 I2C bus buffer and an additional GPIO pin for SCL is necessary. A short C++ program to read the measured distance is provided. Introduction Raspberry Pi (Pi), despite some shortcomings, is definitely my favorite SBC. By far the biggest community

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Raspberry Pi Powered Lego Car

Raspberry Pi Powered Lego Car

Two things have happened recently that have contributed to my tinkering hobby. Firstly – My Raspberry Pi arrived after a long (but worth it) wait. Secondly – My two girls (8 and 5) have got in to Lego and so slowly but surely I’ve been bringing down old Lego that I had when I was

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