Two AD code, one FPGA (based on verilog), the other is the microcontroller (based on the compilation.) There are two microcontrollers based on c language program. There is also a pulse width modulated verilog program

code
....\ad7934.v
....\AD（tlc549）.ASM
....\PWM.v
....\人眼视觉暂留效应测试.c
....\简易电子琴.c

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