STR7STR9 audio generation with PWM.pdf
Introduction
ThepurposeofthisapplicationnoteistoprovideahardwareandfirmwaresolutiontoSTR7
andSTR9microcontrollerusersforaudioplaybackofa.WAVfile.
Theapproachisoptimizedinthatitusesaminimalnumberofcomponentsexternaltothe
microcontroller,andoffersahighdegre
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