Digital sound recorder with AVR and DataFlash

Digital sound recorder with AVR and DataFlash

This application note describes how to record, store and play back sound using any AVR microcontroller with A/D converter, the AT45DB161B DataFlash memory and a few extra components. This application note shows in detail the usage of the A/D Converter for sound recording, the Serial Peripheral Interface โ€“ SPI โ€“ for accessing the external DataFlash […]

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