public void WriteSector()
{
// int track = ram[0x18];
// int sector = ram[0x19];
// UInt16 buf = (UInt16)(ram[0x30] | (ram[0x31] << 8));
// if (buf <= 0x0700)
// if (write_sector(track, sector, ram, buf))
// sector2gcr(track, sector);
}