W83627HF/F
PRELIMINARY
Publication Release Date: November 2000
- 153 - Revision 1.0
CRF1 (Default 0x00)
Bit 7 - 6 : Boot Floppy
= 00 FDD A
= 01 FDD B
= 10 FDD C
= 11 FDD D
Bit 5, 4 : Media ID1, Media ID0. These bits will be reflected on FDC's Tape Drive Register bit 7, 6.
Bit 3 - 2 : Density Select
= 00 Normal (Default)
= 01 Normal
= 10 1 ( Forced to logic 1)
= 11 0 ( Forced to logic 0)
Bit 1
: DISFDDWR
= 0 Enable FDD write.
= 1 Disable FDD write(forces pins WE, WD stay high).
Bit 0
: SWWP
= 0 Normal, use WP to determine whether the FDD is write protected or not.
= 1 FDD is always write-protected.
CRF2 (Default 0xFF)
Bit 7 - 6 : FDD D Drive Type
Bit 5 - 4 : FDD C Drive Type
Bit 3 - 2 : FDD B Drive Type
Bit 1 - 0 : FDD A Drive Type
CRF4 (Default 0x00)
FDD0 Selection:
Bit 7
: Reserved.
Bit 6
: Precomp. Disable.
= 1 Disable FDC Precompensation.
= 0 Enable FDC Precompensation.
Bit 5
: Reserved.
Bit 4 - 3 : DRTS1, DRTS0: Data Rate Table select (Refer to TABLE A).
= 00 Select Regular drives and 2.88 format
= 01 3-mode drive
= 10 2 Meg Tape
= 11 Reserved
Bit 2
: Reserved.
Bit 1:0
: DTYPE0, DTYPE1: Drive Type select (Refer to TABLE B).
Содержание W83627F
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Страница 99: ...W83627HF F PRELIMINARY Publication Release Date November 2000 90 Revision 1 0 Figure 8 1 ...
Страница 103: ... 0 1 0 1 2 3 45 67 8 67 1 ...
Страница 105: ... 0 1 2 3 4 5 6 7 2 2 7 558 6 7 2 2 3 2 3 9 0 1 2 3 4 5 6 7 2 2 7 558 6 7 2 2 3 2 3 9 ...
Страница 106: ... 4 6I J H 4 4 6I J 9 6I J 9 ...
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Страница 113: ... 0 9 3 3 1 1 3 4 17 3 9 1 0 1 0 1 E 1 8 1 H 1 1 FD DB 1 B H 1 0 6 0 1 6 6 6 1 E 1 6 G 6 4 G 4 6D0 DG 1 1 1 H 1 6 ...
Страница 114: ... 0 1 1 2 3 1 2 3 D D D DD D DD D 0 0 4 3 9 7 3 4 0 0 4 3 9 7 3 4 9 9 9 0 0 4 3 A 9 3 4 0 0 4 3 B 9 43 3 3 4 A 9 C C ...
Страница 115: ... 1 9 4 6D 6D4 L 9 H E 4 6D 0 0 0 1 4 8D 3 D 4 5 6 A 1 9 B H 1 6 ...
Страница 116: ... 4 5 6 A 9 H H 1 6 E E E E E E 4 7 28 5 6 A H 1 8 6 1 H 1 H 1 1 H ...
Страница 117: ... A 9 H 1 6 1 H 1 F 1 E E F 1 E E E E E G ...
Страница 118: ... 4 7 28 5 6 19 H 6 1 H 1 H 1 1 H H 1 6 1 H 1 F 1 E E E F 1 E E E E E ...
Страница 119: ... B A B B 7 28 6 4 6ID J B A H B A 1 4 6ID J B A H B A 1 H B A B A 1 B A 1 H 1 B A 1 F 1 E E E 0 E 3 H 3 ...
Страница 120: ... 2 1 4 0 HD 0 B 4 6 4 6 M 4 6 1 4 8 8 1 4 1 C 1 4 8 5 HD 4 1 H HD 4 4 9 6 2 4 4 D ...
Страница 122: ... 1 1 8 1 2 0 B 0 6 O P 4 O P 8 4 6 9 9 H H B 6 9 B 6 9 9 H H 6 4 D 9D 6 4 D 9D 6 4 D 9D0 ...
Страница 123: ... 2 1 0 H 0 B 6 M 4 9 0 6 6 2 1 6 8 0 B 6 M 4 1 H 4 M 4 6 4 D 6 1 4 6 1 4 A 6 1 4 6 1 4 A 4 M 0 M R CC ...
Страница 124: ... 2 5 1 6 8 0 B 6 M 4 H 4 H 4 D B H 4 B H 4 8 FDB H 4 8 F B H 4 8 B 6 4 H 4 8 B 6 H ...
Страница 125: ... 2 4 5 1 6 8 0 B 6 M 4 9 6 1 4 D B H 4 4 H 4 8 9DB H 4 8 9 B H 4 8 F B H 2 5 6 1 6 8 0 B 6 M 4 9 ...
Страница 126: ... 2 2 5 6 1 6 8 0 B 6 M 4 9 6 1 4 D9 2 1 1 4 2 1 6 8 0 B 6 M 4 1 1 4 9 6 1 ...
Страница 127: ... 2 1 2 6 8 0 B O P O P B 0O P 6 M 4 9 4 D9 4 9 B 0 O P 4 6ID0 J 1 2 5 1 6 8 0 B 4 0 M 0 4 6 9 6 1 4 9 6 9 4 O P ...
Страница 130: ... 2 5 1 6 8 0 B 6 M 0 0 4 4 9 4 HHH HHH 4 4 9 4 HHH HHH 2 4 1 6 8 4 0 B 6 M 45 0 4 45 0 4 0 4 0 4 ...
Страница 136: ... 2 4 6 8 D 0 B 6 M 6 4 0 6 2 1 1 4 6 8 D 0 B O P O P O P 6 M 0 4 0 4 0 4 4 4 4 D 4 4 9 6 1 ...
Страница 137: ... 2 4 7 C 4 6 8 D 1 6 M 8 9 4 0 L 0 L 2 7 C 4 6 8 D4 1 6 M 8 9 4 0 L 0 L ...
Страница 139: ... 2 1 4 6 8 D0 0 B 6 M 0 0 0 0 4 1 4 4 1 4 4 D 1 4 4 6 1 4 4 4 4 1 1 1 1 4 4 4 0 1 4 4 4 0 1 ...
Страница 140: ... 2 1 1 4D 2 1 1 4 2 5 8 1 4 6 8 D 6 M 1 2 3 4 O P 2 5 1 4 6 8 D 6 M 1 3 4 O P 4 9 6 1 ...
Страница 142: ... 2 4 5 8 1 4 6 8 D 0 B 6 M 6 0 1 3 4 4 4 9 6 1 2 5 8 1 44 6 8 DD 0 B D 6 M 1 2 3 4 9 1 9 9 4 ...
Страница 143: ... 2 2 5 1 4 6 8 D 0 B 6 M 1 3 4 1 9 4 4 9 6 1 2 5 8 1 4 6 8 D 6 M 4 9 O P ...
Страница 144: ... 2 5 1 4 6 8 D 6 M 4 O P 4 9 6 1 2 5 1 4 6 8 D 0 B 6 M 4 9D 6 9 6 1 4 9 6 9 B A 1 4 6 9 6 1 4 6 9 B A 4 6 9 ...
Страница 145: ... 2 5 8 8 1 4 6 8 D 0 B 4 6 M 6 0 1 2 3 4 9 9 4 D 2 5 8 1 4 6 8 D 0 B 6 M 6 0 1 3 4 4 4 9 6 1 ...
Страница 146: ... 2 5 8 1 44 6 8 DD 0 B D 6 M 1 2 3 4 9 1 9 9 4 2 5 1 4 6 8 D 0 B 6 M 1 3 4 1 9 4 4 9 6 1 ...
Страница 147: ... 2 4 5 1 4 0F 6 8 D 0 B 6 M 0 4 9 6 1 4 8 B4 H 4 8 DB 4 H 2 5 6 1 4 0F 6 8 D 0 B 6 M 0 4 9 6 1 4 4 2 2 1 1 4 ...
Страница 149: ... 2 4 5 1 44 6 8 DD 0 B 6 M 0 1 2 3 4 9 1 1 2 4 5 1 4 6 8 D 0 B 6 M 0 1 2 3 4 9 1 1 2 4 1 1 42 4 ...