January 2015
Beginner
324 pages
7h 42m
English
Content preview from Arduino: A Quick-Start Guide, 2nd Edition
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Building a Nunchuk Class
The interface of our Nunchuk class (and the main part of its implementation) looks as follows:
| Tinkering/NunchukDemo/nunchuk.h | |
| Line 1 | #ifndef __NUNCHUK_H__ |
| - | #define __NUNCHUK_H__ |
| - | #define NUNCHUK_BUFFER_SIZE 6 |
| - | |
| 5 | class Nunchuk { |
| - | public: |
| - | void initialize(); |
| - | bool update(); |
| - | |
| 10 | int joystick_x() const { return _buffer[0]; } |
| - | int joystick_y() const { return _buffer[1]; } |
| - | |
| - | int x_acceleration() const { |
| - | return ((int)(_buffer[2]) << 2) | ((_buffer[5] >> 2) & 0x03); |
| 15 | } |
| - | |
| - | int y_acceleration() const { |
| - | return ((int)(_buffer[3]) << 2) | ((_buffer[5] >> 4) & 0x03); |
| - | } |
| 20 | |
| - | int z_acceleration() const { |
| - | return ((int)(_buffer[4]) << 2) | ((_buffer[5] ... |
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.