September 2007
Beginner to intermediate
432 pages
17h 48m
English
Content preview from Making Things Talk
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38 MAKING THINGS TALK
RX
TX
Ground
N.C.
2
3
4
5
6
7
8
9
Ground
+9V
Reset
+5V
AD3
AD2
AD1
AD0
13
12
11
10
IO7
TX
RX
+5V
Ground
+5V
Ground
AD6
AD4
AD7
AD5
Digital
Digital
Analog
5V Gnd 9V
7 6 5 4 3 2 1 0
0 1 2 3 4 5
3 2 1 0 9 8
1 1 1 1
Analog in
Digital
Arduino
http://www.arduino.cc
AREF
1
GND
TX
RX
PWM2
PWM1
PWM0
ICSP
S1
PWR
POWER
USB
Power
jumper
Ext.
Power
Jack
External Power
Jack
9-15V
USB
connector
Digital Input/Outputs 0 - 23
Digital Input/Outputs 24 - 39
Analog
Inputs
0 - 7
Analog
(PWM)
Outputs
0 - 5
Power supply
selector USB
or External
PORT0 PORT1 PORT2
PORT3 PORT4 ANALOG_IN PWM
RESET
0 7 8 15 16 23
24 31 32 39 0 7 0 6
49 50
5V
GROUND
9-15V
GROUND
Figure 1-10
Wiring, Arduino NG, and Arduino Mini pin diagrams.
Making_Things_Talk.indb 38 11/13/09 4:49 PM
THE TOOLS 39
» bottom left
Figure 1-11
Typical wiring for an Arduino Mini.
Figure 1-12
The Arduino programming environment.
The Wiring environment looks identical.
to this, except for the color.
» bottom right
Figure 1-13
LED connected to pin 13 of an
Arduino board .
A. Mini TX Mini RX B. Ground C. Reset +5V
C
B
A
Making_Things_Talk.indb 39 11/13/09 4:49 PM
40 MAKING THINGS TALK
/* Blink
Language: Arduino/Wiring
Blinks an LED attached to pin 13 every half second.
Connections:
Pin 13: + leg of a
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.