SparkFun has a tutorial about playing WAV files with an 8-bit AD5330 Digital Analog Converter (DAC). The AD5330 has an 8-bit parallel interface and operates from 2.5v to 5.5v. SparkFun uses an Arduino, micro SD shield, and AD5330 breakout board to play WAV files. The Arduino reads uncompressed WAV files from a FAT formatted SD […]
Category Archives: Arduino
Centipede MCP23017 I2C IO expander
Macetech’s Centipede Shield adds 64 IO pins to an Arduino. It’s got four Microchip MCP23017 I2C IO expanders, with I2C speeds up to 1.7MHz. Macetech will give you one if you’ve got a project that promotes the new hardware. Thanks for the tip, also via Hack a Day.