Slides from "Blinky 101 with Arduino" mini class from 2013.

1. Blinky
101
with
Arduino
v1.0
Beta
3
Mark
Kriegsman
October
29,
2013
(revised)

2. Before
You
Start,
First
Learn…
• Addi5ve
color
(light)
model
• Trichroma5c
color
percep5on
• Red/Green/Blue
(RGB)
colorspace
• Non-­‐linear
brightness
percep5on
• Raw
Spectra
vs.
“Rainbows”
• Inherent
brightness
(re:
yellow)
• 24-­‐bit
RGB
color
representa5on
• Refresh
rate,
persistence
of
vision
• LED
opera5onal
basics
• Pulse-­‐width
modula5on
• Basic
computer
anima5on
• Double
buffering
• Electrical
and
breadboarding
basics
• Digital
logic
basics
• Clocked
serial
communica5on
(SPI)
• Microcontroller
basics
(e.g.,
no
OS,
etc.)
• Arduino
basics
(setup/loop,
preprocessor)
• gcc
4.3.x
toolchain
• C++
classes
&
methods
• C++
memory,
pointers,
structs
&
arrays
• C++
operator
overloading
(e.g.
%=)
• Inline
assembly
language
• Harvard
vs.
von
Neumann
architectures
• AVR/ATmega
MCU
architecture
• 8-­‐bit
MCU
issues
(e.g.
int
=
16
bits)
• Satura5ng
arithme5c
&
ISO/IEC
N1169
• ATmega
328
port-­‐to-­‐pin
mappings
• Disassembly
of
compiler
output
• Cycle
coun5ng
for
required
5mings
• “prine
debugging”

3. On
Second
Thought,
Let’s
Just
Play:
1. Connect
Arduino,
run
test
code
(“cookbook”)
-­‐
USB
connec5on,
Arduino
IDE,
basic
“Blink”
sketch
2. Hook
up
LED
strip,
sample
code
(“cookbook”)
-­‐
Run
code,
see
LEDs
on
strip
light
up.
Woo!
3. Receive
your
mission
instruc5ons
-­‐
Play
with
der
Blinkenlights.

4. Basic
Arduino
setup
1.
2.
3.

6. Type,
Upload

7. Destroy
The
Earth

8. References
and
Resources
• Arduino.cc:
good
docs
&
great
forums
• Where
to
shop:
Adafruit.com,
Sparkfun.com
• FastLED
hjp://fastled.io
Google
Plus
“FastLED
Users”
group
hjp://fastled.io/+
• DL-­‐Blinkenlights

9. Thank
you!
And
special
thanks
to…