FDC37N769_07 Datasheet, PDF (43/137 Pages) SMSC Corporation – 3.3V Super I/O Controller with Infrared Support for Portable Applications

PHASE
Command
Execution
CONFIGURE
R/W D7 D6 D5
W 00
0
DATA BUS
D4 D3 D2 D1 D0
REMARKS
1
00
1
1 Configure
Information
W 00
0
0
00
0
0
W 0 EIS EFIFO POLL ─── FIFOTHR ───
W
───────── PRETRK ─────────
PHASE
Command
RELATIVE SEEK
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
W 1 DIR 0 0 1 1
1
1
W 0 0 0 0 0 HDS DS1 DS0
W
─────── RCN ───────
REMARKS
PHASE
Command
Execution
Result
PHASE
Command
Execution
Result
DUMPREG
DATA BUS
R/W D7 D6 D5
D4 D3 D2 D1
W
0
0
0
0
11
1
D0
REMARKS
0 *Note:
Registers
placed in FIFO
R
────── PCN-Drive 0 ───────
R
────── PCN-Drive 1 ───────
R
────── PCN-Drive 2 ───────
R
────── PCN-Drive 3 ───────
R
──── SRT ────
─── HUT ───
R
─────── HLT ───────
ND
R
─────── SC/EOT ───────
R LOCK 0 D3 D2 D1 D0 GAP WGATE
R
0 EIS EFIFO POLL
── FIFOTHR ──
R
──────── PRETRK ────────
READ ID
DATA BUS
R/W D7 D6 D5 D4 D3 D2 D1 D0
REMARKS
W 0 MFM 0 0 1 0
1
0 Commands
W 0 0 0 0 0 HDS DS1 DS0
The first correct ID
information on the Cylinder
is stored in Data Register
R
──────── ST0 ────────
Status information after
Command execution.
SMSC DS – FDC37N769
Page 43 of 137
DATASHEET
Rev. 02-16-07