From Instructables user davidhooker
This project is the summation of various similar tasks to use a Raspberry Pi as a portable games emulator. It’s heavily indebted to the excellent and fun Adafruit PiGrrl project and DDG’s great work to add sound to that project here.
Featured Adafruit Products!
PowerBoost 500 Charger – Rechargeable 5V Lipo USB Boost @ 500mA+: PowerBoost 500C is the perfect power supply for your portable project! With a built-in battery charger circuit, you’ll be able to keep your project running even while recharging the battery!
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Lithium Ion Polymer Battery – 3.7v 2500mAh: Lithium ion polymer (also known as ‘lipo’ or ‘lipoly’) batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 2500mAh for a total of about 10 Wh. (read more)
Breadboard-friendly SPDT Slide Switch: These nice switches are perfect for use with breadboard and perfboard projects. (read more)
Stereo 2.8W Class D Audio Amplifier – I2C Control AGC – TPA2016: A mini class D with AGC and I2C control? Yes please! (read more)
Mini Metal Speaker w/ Wires – 8 ohm 0.5W: Listen up! This tiny 1″ diameter speaker cone is the perfect addition to any small audio project where you need an 8 Ω impedance and will be using 0.5W or less of power. We particularly like this cone as it’s very simple and its metal body is extremely lightweight. (read more)
GPIO Ribbon Cable for Raspberry Pi Model A+/B+ (40 pins): That new Raspberry Pi® Model B+ computer you just got has a row of 2×20 pin headers soldered on – those are the GPIO (general purpose input/output) pins and for those of us who like to hack electronics they are where the real fun is. (read more)
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