Atmosface - an interactive sound installation

Concept and design by Omnivores Collective

3D model and design - Quique Valido

Sound design - Luca Morino

Electronics and Arduino programming - Giovanni Bologni and Francesco Cretti

August 2018

Equipment:

• Arduino Nano
• Cypress CY8CMBR3110 chip
• 10 Capacitive buttons
• Raspberry Pi 3 with PureData
• Audio speakers

Dependencies

• PureData version >= 0.47
• PureData libraries: comport(v1.1), cyclone (v0.3), iemlib (v1.20)

Technical details

Arduino sends to PureData three data types trough serial port.

• 2 proximity sensors. Values in range 0-65535
• 1 array of 10 capacitive touch buttons (1 touched, 0 not touched)

NOTE: in the current version, only the specified touch sensors are enabled

Buttons array order

PS0	PS1	CS5	CS6	CS7	CS8	CS2	CS9	CS3	CS4
pin3	pin4	pin9	pin10	pin11	pin12	pin13	pin14	pin15	pin16
b0	b1	b2	b3	b4	b5	b6	b7	b8	b9
EAR L	EAR R	EYE R	unused	unused	unused	unused	EYE L	unused	unused