Hi, I would like to use "switch selectable" square wave frequencies and voltages generator with one sketch using arduino uno. the requirements are as below. 50Hz and 4volts. 100hz and 3volts 200hz and 5.15volts 1Khz and 4.75volts 10Khz and 5volts 100khz and 5volts frequencies and voltages shoul…

selectable square wave frequencies and volatges

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