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Radio Si740x on Olinuxino A20

This project is about interfacing SI470X with A20 System on Chip (Olinuxino LIME). The unused TWI2 was selected because the tuner chip has a non-standard i2c initialization and needs SDA pin usage exclusivity to work properly. Pinout |-----------| |---------------| | |- LOUT ------------------- FMINL -| | | breakout |- ROUT ------------------- FMINR -|

OGG audio recording in Chrome

This article is about capturing and encoding microphone audio in ogg format on Chrome. It is based in the work done along a 4Talent internship. Repository: https://github.com/astroza/chrome_ogg_encoder The problem HTML5 new API UserMedia & MediaStream provides access to audio and video input devices. In

Teensy 3.1 and CC3000 Wifi breakout

Texas Instruments, Beagle's heart factory, has launched a cheap module that provides wifi connectivity to your garage project. This post is about how communicate a tiny mini Teensy with a CC3000 breakout from Adafruit. Wiring Pins mapping Teensy pin CC3000 pin Color GND GND Black Vin Vin Red 13 CLK