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svofski / vector06sdl

Opensource Vector-06C emulator in C++ | Опенсорсный эмулятор Вектора-06ц
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clicking when playing back using 3 timer channels #5

Closed svofski closed 4 years ago

svofski commented 4 years ago

sin22nodith2.rom: the silent part produces periodic audible clicks. sin22roms2.zip

Recorded waveform from 8253, before downsampling: bupbup1

Investigation

This happens when io.commit() time is split by frame cycle count and the next instruction is also an out, so the previous I/O commit is lost.