FDC37B78X 查看數據表（PDF） - SMSC -> Microchip

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FDC37B78X

Enhanced Super I/O Controller with ACPI Support, Real Time Clock and Consumer IR

SMSC -> Microchip 

PHASE

Command

Result

PHASE

Command

Execution

PHASE

Command

Execution

SENSE DRIVE STATUS

DATA BUS

R/W D7 D6 D5 D4 D3 D2 D1 D0

REMARKS

W 00000 1

0

0 Command Codes

W 0 0 0 0 0 HDS DS1 DS0

R

------- ST3 -------

Status information about

FDD

SEEK

DATA BUS

R/W D7 D6 D5 D4 D3 D2 D1 D0

REMARKS

W 00001 1

1

1 Command Codes

W 0 0 0 0 0 HDS DS1 DS0

W

------- NCN -------

Head positioned over

proper cylinder on

diskette.

CONFIGURE

DATA BUS

R/W D7 D6 D5

D4 D3 D2 D1 D0

REMARKS

W 00

0

1

00

1

1 Configure

Information

W 00

0

0

00

0

0

W 0 EIS EFIFO POLL

--- FIFOTHR ---

W

--------- PRETRK ---------

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