Hitachi C4K60 Specifications - Page 125
Write Long [32h, 33h], 5.61. Write Multiple [C5h]
UPC - 683728199449
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7.5.60. Write Long [32h, 33h] Task File Registers Command LBA High LBA Mid LBA Low Device/Head Sector Count Features 7 6 5 4 3 2 1 0 32h or 33h L = 0: Cylinder number bit 15 - 8 L = 1: 28-bit LBA address bit 23 - 16 L = 0: Cylinder number bit 7 - 0 L = 1: 28-bit LBA address bit 15 - 8 L = 0: Sector number L = 1: 28-bit LBA address bit 7 - 0 X L X DRV L = 0: Head Number L = 1: 28-bit LBA address bit 27-24 01h XX The WRITE LONG command is similar to the WRITE SECTORS command, except that it writes the data and the ECC bytes directly from the host; the device does not generate the ECC bytes itself. Only single sector Write Long operations are supported. The transfer of the ECC bytes shall be 8-bits wide. The number of ECC bytes transferred will be 4 bytes (Default). If the ECC transfer length is changed by Features Register = 44h, 68 bytes of ECC will be transferred. 7.5.61. Write Multiple [C5h] Task File Registers Command LBA High LBA Mid LBA Low Device/Head Sector Count Features 7 6 5 4 3 2 1 0 C5h L = 0: Cylinder number bit 15 - 8 L = 1: 28-bit LBA address bit 23 - 16 L = 0: Cylinder number bit 7 - 0 L = 1: 28-bit LBA address bit 15 - 8 L = 0: Sector number L = 1: 28-bit LBA address bit 7 - 0 X L X DRV L = 0: Head Number L = 1: 28-bit LBA address bit 27-24 Sector Count XX K6610170 Rev.2 Dec 22, 2004 - 125 -