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Filled in a calculation of clocks per bit that'll do.

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This commit is contained in:
Thomas Harte 2016-07-29 07:51:07 -04:00
parent f984de42a3
commit 6532b3a8c8
1 changed files with 5 additions and 1 deletions
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6
Storage/Disk/DiskDrive.cpp
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@ -21,7 +21,11 @@ DiskDrive::DiskDrive(unsigned int clock_rate, unsigned int revolutions_per_minut
void DiskDrive::set_expected_bit_length(Time bit_length)
{
_bit_length = bit_length;
// _pll.reset(new DigitalPhaseLockedLoop();
// this conversion doesn't need to be exact because there's a lot of variation to be taken
// account of in rotation speed, air turbulence, etc, so a direct conversion will do
int clocks_per_bit = (int)((bit_length.length * _clock_rate) / bit_length.clock_rate);
_pll.reset(new DigitalPhaseLockedLoop(clocks_per_bit, clocks_per_bit / 5, 3));
}
void DiskDrive::set_disk(std::shared_ptr<Disk> disk)