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W83977EF-AW Datasheet(PDF) 33 Page - Winbond |
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W83977EF-AW Datasheet(HTML) 33 Page - Winbond |
33 / 142 page W83977EF-AW/W83977EG-AW Publication Release Date: Apr. 2006 -31- Revision 1.2 (15) Relative Seek PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0 REMARKS Command W 1 DIR 0 0 1 1 1 1 Command codes W W 0 0 0 0 0 HDS DS1 DS0 | -------------------- RCN ---------------------------- | (16) Dumpreg PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0 REMARKS Command W 0 0 0 0 1 1 1 0 Registers placed in FIFO Result R R R R R R R R R R ----------------------- PCN-Drive 0-------------------- ----------------------- PCN-Drive 1 ------------------- ----------------------- PCN-Drive 2-------------------- ----------------------- PCN-Drive 3 ------------------- --------SRT ------------------ | --------- HUT -------- ----------- HLT -----------------------------------| ND ------------------------ SC/EOT ---------------------- LOCK 0 D3 D2 D1 D0 GAP WG 0 EIS EFIFO POLL | ------ FIFOTHR -------- -----------------------PRETRK ------------------------- (17) Perpendicular Mode PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0 REMARKS Command W 0 0 0 1 0 0 1 0 Command Code W OW 0 D3 D2 D1 D0 GAP WG (18) Lock PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0 REMARKS Command W LOCK 0 0 1 0 1 0 0 Command Code Result R 0 0 0 LOCK 0 0 0 0 (19) Sense Drive Status PHASE R/W D7 D6 D5 D4 D3 D2 D1 D0 REMARKS Command W 0 0 0 0 0 1 0 0 Command Code W 0 0 0 0 0 HDS DS1 DS0 Result R ---------------- ST3 ------------------------- Status information about disk drive |
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