Embedded Computing Overview Philip van Allen
Embedded Computing Overview
Jan 27, 2015
A brief overview of embedded computing, looking at the context for designers learning about tangible interaction and physical computing with systems like the Arduino and Beaglebone.
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Embedded Computing Overview
Philip van Allen
Cloud PC Tablet
PhoneDedicatedWearablesEmbedded
Server
An Ecology of Digital Systems
Clockwise, in order of closeness to the person
Programmable - IsolatedArduino
Linux ComputerRaspberry Pi/BeagleBone
Wireless SensingXbee
ID OnlyRFID
Programmable - NetworkedTessel
Linux + ArduinoArduino Tre
Range of Embedded Systems
Clockwise, in order of computing power
Sensors Actuators
Proximity Light
Switch Linear Touch
Stepper Solenoid Servo
Switch LEDs
Sensors - Analog to Digital
Environmentaltemphumiditybarometric pressurelight (brightness, color)soundmoisturechemicalcamera - object, facial recognition
Biometricheart ratebreathingblood pressureID - fingerprint, irissteps, activitysleepbrain activitychemical - nutrients, toxins, cancer, etc.
Sensors - Analog to Digital
Interaction/Movementswitch
bat, tact, floor, infrared, magnetic, etc.
proximitytouch (1D, 2D, multi)pressurepotentiometers
rotary, linear, joystick
accelerometer gyroflex/bendmotion
Heat/PIR, camera
Actuators - Digital to Analog
Behavior/motiondc motorservosteppermemory wire (nitinol)solenoid
Mediavideoaudio
Environmentalleds/lightsel wirebuzzerheating/cooling
Switchesdigital outrelay
Why Embedded Computing?
Enables new kinds of designTangible Interaction, NUI, Physical Computing, Gestural Interaction, etc.
Integrates the physical world with the digital
Escapes the screen
Embeds interaction in people’s lives
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