How to Use a Button with an Arduino (Lesson #5)

Learn how to use a button as a digital input to an Arduino I/O pin with the digitalRead command. See our complete playlist of Arduino tutorials here: https://youtube.com/playlist?list=PLlBVuTSjOrclb0iCMSRpS_H1lSrlSVeEm and the Science Buddies website for cool science projects you can do with an Arduino: https://www.sciencebuddies.org/search?prop=arduino&ytid=yBgMJssXqHY&ytsrc=description

0:00 intro
0:23 materials
0:37 algorithm: pseudocode
1:31 algorithm: flowchart
2:22 build the circuit
8:29 connect a pull-down resistor
9:54 write the code
13:59 test your code
14:19 reverse button behavior
16:18 variables
20:40 up next

Science Buddies also hosts a library of instructions for over 1,500 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at https://www.sciencebuddies.org/?ytid=yBgMJssXqHY&ytsrc=description to learn more.

#STEM #sciencebuddies #arduino #electronics #programming
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