pca9685_waveform
struct pca9685_waveform *wfhw = _wfhw;
const struct pca9685_waveform *wfhw = _wfhw;
struct pca9685_waveform *wfhw = _wfhw;
const struct pca9685_waveform *wfhw = _wfhw;
.sizeof_wfhw = sizeof(struct pca9685_waveform),