Hardware hacking with PHP via Raspberry Pi

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U-Zyn Chua chua@uzyn.com

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I work at

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What is

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Why hardware?

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PHP • Ugly language • Hated by hackers • Most tutorials in Python, Ruby. • Arduino mainly in C

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PHP • But we love PHP!

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PHP • But we love PHP! • Because it’s like the mother of language, C! (excuse)

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PHP Anyway, we’re most proﬁcient with it!

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Hardware is not scary

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Hardware is not scary is just I/O

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Hardware is not scary is just I/O just like ﬁle-handling /sys/class/gpio

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Pins

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GPIO is all we care (for noobs at least)

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GPIO is all we care (for noobs at least) + some basic electronics

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GPIO WiringPi https://github.com/WiringPi/WiringPi C-based very simple

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WiringPi gpio mode 1 out gpio write 1 1 gpio write 1 0

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WiringPi-PHP PHP wrapper for WiringPi https://github.com/WiringPi/WiringPi-PHP Requires compilation (is it ready?)

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PHP-GPIO PHP wrapper for /sys/class/gpio https://github.com/pickley/PHP-GPIO Simple to setup

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PHP RasPi GPIO Libs • WiringPi-PHP • Userland • Requires compilation • PHP-GPIO • Easy to set up • root :(

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Demo time! https://github.com/uzyn/raspi-gpio-demo.php

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PHP web language tons of frameworks + libraries scripts easy!

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PHP + Hardware world domination

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Ideas? U-Zyn Chua chua@uzyn.com twitter.com/uzyn