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-1 votes
2 answers
4k views

Counting number of people inside a room [closed]

I want to count the number of people in a room using a microcontroller (Arduino Uno). I have 2 ultrasonic sensors at a doorway about a 1.5m apart from each other. I want to increment the number when ...
smit's user avatar
  • 11
1 vote
2 answers
13k views

How to read code from Arduino Uno to Arduino IDE? [duplicate]

we can upload a code into Arduino UNO from our computers, but how about reading code? Can we read and get C codes from compiled codes from Arduino hardwares? My second question is that will we read ...
Bay's user avatar
  • 303
9 votes
1 answer
1k views

Overview of compiled code size

When I compile my code, the Arduino IDE returns the binary sketch size in byte. Is there a good way to find out (approximately) what function or what part of my code takes up how much memory in ...
fuenfundachtzig's user avatar