In the previous posts we presented the project of an an embedded MP3, capable of playing and recording audio sequences by means of appropriate commands. The interaction modes, as well as the communication interfaces cover a wide range of possibilities, for example it is possible to easily use UART, USB, I²C or bit banging on…
The operation principle of this circuit is very simple and easy to describe. The basic idea consists in supplying a device that is capable of operating since it is first started: this is why we created a software, in order to automatically generate a preset configuration file, with default values, that can be modified at…
It is always convenient to dispose of an easily adaptable module that can play musical tracks: it allows to easily implement vocal syntheses to insert within a promobox, or to place items in the shop windows or in well trafficked areas, or close to automatic doors or to turnstiles, or to other…
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