PIC24, 32, MSP430 is progressing rapidly but AT89S52 time, I still made sure that what is in use by 8051. In this project, kingston 8gb flash memory is read in the wav files (wav player circuit ) TBA820 AT89S52 output amplifier with integrated audio signal is given to powered speakers ..
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FILE DOWNLOAD LINK LIST (in TXT format): LINKS-18969.zip
Synthesizer Circuit AT89S53 AT89S52
Musicians use a variety of sound-producing device “Synthesizer” When you are setting a very good quality work is making. AT89S52 and AT89S53 Synthesizer used in the project on the LFO, ENV FILTER, OSC, MIX and so on. There is also a very controlled 4 × 40 character LCD displays in a variety of information on HD44780. Synthesizer circuit’s PCB, schematics drawings have source code files ..