3 ms·
Sync pulses are for PLL to sync with transmitter clock. Floppy sectors also start with a train of 64 sync pulses https://info-coach.fr/atari/hardware/FD-Hard.ph
by rasz 4y ago
Sync pulses are for PLL to sync with transmitter clock. Floppy sectors also start with a train of 64 sync pulses https://info-coach.fr/atari/hardware/FD-Hard.php#FDC_PLL https://info-coach.fr/atari/hardware/FD-Hard.php#FDC_PLL