Index

A

• accelerometer
  • about / Accelerometer
  • using / Getting ready
  • connecting / How to do it…, Schematic, Code
  • working / How it works…
  • URL / See also
• ADC
  • about / How it works…
• analogReadResolution() function
  • references / See also
• Analog reference (AREF)
  • about / Analog reference (AREF)
• analogWrite() function / Code breakdown
• Arduino
  • about / Introduction
  • URL / How to do it…
  • connecting / Connecting Arduino
  • connecting, to Mac OS X / Mac OS X
  • connecting, to Windows / Windows
  • code, uploading / Uploading code to Arduino, How to do it…, How it works…
  • code basics / Learning Arduino code basics
  • button / Introduction
  • speaker, connecting to / Code, How it works…, Tone with no duration, See also
  • NPN transistor, used for connecting external load / How to do it…, Schematic, How it works…, See also
  • optocouplers/optoisolators, connecting to / How to do it…, Schematic, Code
  • controlling, over serial / Controlling the Arduino over serial, How it works…
  • values, transmitting to / Transmitting values to Arduino
  • tutorial, URL / See also
• Arduino C / Code basics – Arduino C, How it works…
• Arduino code
  • timing / Timing Arduino code, How it works…
• Arduino Due
  • about / Arduino Due
  • references / See also
• Arduino Mega / Arduino Mega
• Arduino pins / Code basics – Arduino pins, How it works…
• Arduino software
  • downloading / Downloading the Arduino software, There's more
• ASCII table
  • URL / See also
• ATMega328P
  • URL / See also
• attachInterrupt() function / Interrupts on various Arduinos

B

• Battery Elimination Circuit (BEC) / How to do it…
• bipolar stepper motor
  • about / Bipolar stepper motors, Getting ready
  • connecting / How to do it…, Code, How it works…
• breadboards
  • working with / Working with breadboards
• brushless motors
  • about / Brushless motors
  • connecting / How to do it…, Code
  • working / How it works…
  • URL / See also
• bubble sort algorithm
  • URL / See also
• button
  • about / Introduction
  • connecting / Connecting a button, Getting ready, Schematic, Code, How it works…
  • momentary buttons / Connecting a button
  • maintained buttons / Connecting a button
  • pull-up configuration / Pull-up configuration
  • multiple buttons / Multiple buttons
  • connecting, to serial / Button to serial, How to do it…, Code breakdown
  • debouncing / Button debouncing, How to do it…, How it works…, Code breakdown
  • multiple buttons, connecting to single pin / 1,000 buttons to 1 pin, Schematic, Code, Code breakdown, There's more…
  • value, finding / Finding each button
  • multiple buttons, pressing / Pressing multiple buttons
  • multiplexing / Button multiplexing, Schematic, How it works…, There's more…
• button, with no resistor
  • connecting / Button with no resistor, How to do it…, Schematic, Code, How it works…, See also
  • multiple buttons / Multiple buttons

C

• code
  • uploading, to Arduino / Uploading code to Arduino, How to do it…, How it works…
• code basics, Arduino
  • about / Getting ready
  • Arduino C / Getting ready, How it works…
  • Arduino pins / Code basics – Arduino pins, How it works…
• contact bouncing
  • URL / See also
• continuous rotation servos / Continuous rotation servos

D

• datasheet, for L293D
  • URL / See also
• DC motor
  • URL / See also
• delay() function / How it works…, How it works…, Interference
• demultiplexer
  • using / Button multiplexing, Schematic, Code, How it works…, There's more…
• digital communication
  • advantages / Introduction
• digital pins
  • URL / See also
  • about / More digital pins
  • using / Getting ready
• digitalWrite() function / How it works…
• diodes
  • about / Diodes
• distance-controlled LED
  • building / Getting ready, Schematic, Code, How it works…, There's more…
• distance sensor
  • about / Measuring distance – infrared and ultrasonic

E

• EEPROM
  • about / Storing data internally – EEPROM
  • using / How to do it…, How it works…, Code breakdown
• electric current
  • working / Working of electric current
• Electronic Speed Control (ESC) / Brushless motors
• Ethernet shield
  • about / Ethernet
  • building / How to do it…
  • testing / How to test
  • working / How it works…, Code breakdown
  • references / See also
• external interrupts
  • about / External interrupts
  • attaching, to digital pins / External interrupts, How to do it…, Code, How it works…, Code breakdown
  • on various Arduinos / Interrupts on various Arduinos
  • attached functions / About interrupt-attached functions
  • triggering modes / Different triggering modes
  • detaching / Detaching an interrupt
• external LED
  • connecting, to Arduino board / Connecting an external LED, How to do it…, Schematic, Code, There's more…
  • working / How it works…, There's more…
  • LED resistor / LED resistor
  • multiple LEDs / Multiple LEDs
  • references / See also
  • fading / Fading the external LED, Schematic, Code, How it works…, There's more…

F

• frequencies, music note
  • URL / See also

G

• GND port / Common anode (+) and common cathode (-)
• GPS
  • about / Localization – GPS
  • using / How to do it…, Schematic, Code
  • working / How it works…, Code breakdown
  • references / See also
• Ground (GND) / General connection tips

I

• I2C
  • about / I2C between Arduinos, More about I2C
  • used, for connecting two Arduino UNOs / Code, How it works…, Code breakdown
  • comparing, in different Arduino categories / Comparing different Arduino categories
  • devices, connecting / Connecting more devices
• IDE
  • about / Downloading the Arduino software
• Inertial Measurement Unit (IMU) / There's more…
• input/output (I/O) pins / Code basics – Arduino pins
• Integrated Circuit (IC) / Custom-made L293D driver, Optocouplers/Optoisolators

L

• LCD character displays
  • about / LCD character displays, There's more…
  • using / How to do it…
  • connecting, to Arduino / How to do it…, Code
  • working / How it works…, There's more…
  • backlight / There's more…
• LED
  • about / Introduction, LEDs
  • blinking, without delay / Blinking LED without delay(), How to do it…, How it works…, Breaking down the code
  • code, breaking down / Breaking down the code
  • URL / LEDs
• LED bar graph
  • about / LED bar graph
  • connecting, to Arduino / How to do it…, Schematic, How it works…, Code breakdown
  • working / How it works…
  • common anode (+) / Common anode (+) and common cathode (-)
  • common cathode (-) / Common anode (+) and common cathode (-)
  • variations / Bar graph variations
• loop() function / How it works…

M

• Mac OS X
  • Arduino, connecting to / Mac OS X
• maintained buttons / Connecting a button
• millis() function / How it works…
• momentary buttons / Connecting a button
• MOSFETs / MOSFETs
• motors
  • about / Introduction
  • small motors / Controlling small motors
  • controlling, with transistors / Controlling motors with transistors, Getting ready, Schematic, Code, How it works…
  • spinning, in both direction / Spinning motors both ways, How to do it…, Code, How it works…, Code breakdown
  • direction pin, using / Control using the direction pin, PWM pin, and brake pin
  • PWM pin, using / Control using the direction pin, PWM pin, and brake pin
  • brake pin, using / Control using the direction pin, PWM pin, and brake pin
  • Input A, using / Control using Input A, Input B, and PWM
  • Input B, using / Control using Input A, Input B, and PWM
  • PWM, using / Control using Input A, Input B, and PWM
  • custom-made L293D driver / Custom-made L293D driver
  • servo motors / Servo motor
  • stepper motor / Stepper motor
  • bipolar stepper motor / Bipolar stepper motors
  • brushless motors / Brushless motors
• multiplexer
  • using / Button multiplexing, Schematic, Code, How it works…, Code breakdown
  • URL / See also

N

• noise reduction
  • about / Noise reduction
  • requisites / Getting ready
  • steps / How to do it…, How it works…
  • filters / How it works…
• noise reduction filters
  • mean filter / Mean filter
  • median filter / Median filter
  • Main loop() / Main loop()
• NPN transistor
  • used, for connecting external load to Arduino / How to do it…, Code, How it works…, See also

O

• Ohm’s law
  • about / Ohm's law
  • resistor configurations / Resistor configurations
• Ohm’s law
  • about / Ohm's law
• optocouplers/optoisolators
  • about / Optocouplers/Optoisolators
  • connecting, to Arduino / How to do it…, How it works…

P

• pinMode() function / How it works…
• PIR sensor
  • about / Detecting motion – PIR sensor
  • hooking up / How to do it…, Schematic, Code, How it works…
• PNP transistor / PNP transistors
• potentiometer
  • about / Simple sensor – potentiometer
  • requisites / Getting ready
  • hooking up / How to do it…, Schematic, Code, How it works…, There's more…
  • Arduino Due / Arduino Due
  • Analog reference (AREF) / Analog reference (AREF)
• pull-down resistor / Pull-down resistor
• PWM
  • about / Fading the external LED, Faster PWM, Getting ready
  • references / See also
  • used, for controlling speed / Controlling speed with PWM, How to do it…, Schematic, Code, How it works…, Code breakdown
  • working / How it works…, Timer 2
  • interference / Interference
• PWM hacking
  • URL / See also
• PWM Shield
  • URL / See also

R

• relay driver
  • about / Relay driver, Getting ready
  • using / How to do it…, Code, How it works…
  • working / How it works…
• Remote Control (RC) / Servo motor
• resistance calculator
  • URL / Resistor configurations
• RGB LED
  • about / RGB LED
  • connecting, to Arduino board / How to do it…, Schematic, Code, Code breakdown, There's more…
  • common anode (+) / Common anode (+) or common cathode (-)
  • common cathode (-) / Common anode (+) or common cathode (-)
  • PWM, avoiding / Without PWM

S

• 7-segment display
  • about / The 7-segment display
  • connecting, to Arduino / How to do it…, Schematic, Code, How it works…, Code breakdown
  • common anode (+) / Common anode (+) and common cathode (-)
  • common cathode (-) / Common anode (+) and common cathode (-)
  • dot / The dot
  • variations / Variations
• SD cards
  • about / SD cards, Getting ready
  • using, preparation steps / How to do it…, How it works…, Code breakdown
  • limitations / There's more…
• sensors
  • potentiometer / Simple sensor – potentiometer
  • temperature sensors / Temperature sensor
  • PIR sensor / Detecting motion – PIR sensor
  • distance sensors / Measuring distance – infrared and ultrasonic
  • distance-controlled LED / Getting ready
  • references / See also
  • accelerometer / Accelerometer
• Serial.peek() function / How it works…
• Serial.print() function / There's more…
• Serial.println() command / Code breakdown
• Serial.read() function / Transmitting values to Arduino
• Serial Clock Line (SCL) / How it works…
• Serial Data line (SDA) / How it works…
• serial output
  • obtaining / Serial output, How it works…, Code breakdown
• Serial Protocol Interface (SPI) / How it works…
• servo motors
  • about / Servo motor
  • connecting, to Arduino / How to do it…, Code, How it works…, Code breakdown
  • exact pulse time, controlling / Controlling the exact pulse time
  • servos / More servos
  • continuous rotation servos / Continuous rotation servos
• setMotor() function / There's more…
• setup() function / How it works…, Code breakdown
• shift registers
  • about / More outputs – shift registers
  • connecting / How to do it…
  • working / How it works…, Code breakdown
• Single Pole Double Throw (SPDT) / Connecting a button
• Single Pole Single Throw (SPST) / Connecting a button
• small motors
  • about / Controlling small motors
  • controlling / Getting ready, Schematic, How it works…
  • multiple motors / Multiple motors
  • electrical spikes / Electrical spikes
  • references / See also
• software serial
  • and UART between Arduinos / Software serial and UART between Arduinos, Getting ready
  • used, for connecting Arduino UNOs / How to do it…, Schematic, Code
  • working / How it works…, Code breakdown
  • usable pins / Usable pins
  • multiple connections / More software serial connections
  • interference / Interference
  • connection tips / General connection tips
  • library, URL / See also
• sonars / Measuring distance – infrared and ultrasonic
• sound
  • creating / Creating sound, How to do it…, Schematic, Code, How it works…, There's more…, See also
• speaker
  • connecting, to Arduino / How to do it…, Code, Tone with no duration, See also
• stepper motor
  • about / Stepper motor, Getting ready
  • unipolar / Stepper motor
  • bipolar / Stepper motor
  • connecting, common integrated circuit used / Stepper motor, Getting ready, Code, How it works…, Code breakdown
  • transistor unipolar stepper driver / Transistor unipolar stepper driver
  • type, identifying / Identifying the stepper motor type
  • URLs / See also

T

• temperature sensors
  • about / Temperature sensor, How to do it…, Code
  • working / How it works…, Code breakdown
• Timer
  • URL / See also
• toggle switch
  • about / The toggle switch
  • two-state toggle switch / The toggle switch
  • using / The toggle switch, Getting ready, Schematic, Code, How it works…, There's more…
  • connecting, to LEDs / How to do it…
  • references / See also
• tone() function
  • using / How it works…
  • about / Code breakdown
  • with no duration / Tone with no duration
  • on multiple pins / Tone on multiple pins
• Tool Bar
  • Verify button / There's more
  • Upload button / There's more
  • New button / There's more
  • Open button / There's more
  • Save button / There's more
• transistor driver
  • about / Transistor driver
• transistors
  • used, for controlling motors / Controlling motors with transistors, How to do it…, Schematic, Code, How it works…
  • pull-down resistor / Pull-down resistor
  • PNP transistor / PNP transistors
  • MOSFETs / MOSFETs
  • different loads / Different loads
  • references / See also

U

• UART
  • between Arduinos, and software serial / Software serial and UART between Arduinos, Schematic, Code
• Ubuntu Linux computer
  • URL / See also

V

• variable resistor / Simple sensor – potentiometer
• voltage divider
  • URL / See also

W

• Windows
  • Arduino, connecting to / Windows
• wireless serial
  • using / Wireless serial, How it works…

X

• Xbe
  • URL / See also