W83627EHG Nuvoton Technology Corporation of America, W83627EHG Datasheet - Page 215

• Manufacturer Part Number: W83627EHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627EHG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CR F4h. (Default 00h)
CR F5h. (Default 00h)
TABLE A
DRIVE RATE TABLE
7~6
5~4
3~2
1~0
4~3
1~0
7~0
BIT
BIT
BIT
DRTS1
7
6
5
2
0
SELECT
Reserved.
Reserved.
Reserved.
READ / WRITE
READ / WRITE
READ / WRITE
R / W
R / W
R / W
R / W
R / W
R / W
R / W
R / W
DRTS0
0
FDD D Drive Type.
FDD C Drive Type.
FDD B Drive Type.
FDD A Drive Type.
0: Enable FDC Pre-compensation.
1: Disable FDC Pre-compensation.
Data Rate Table selection (Refer to TABLE A).
00: Select regular drives and 2.88 format.
01: 3-mode drive.
Drive Type selection (Refer to TABLE B).
Same as FDD0 of CR F5h.
DRATE1
1
DATA RATE
DRATE0
1
W83627EHF/EF, W83627EHG/EG
- 204 -
10: 2 Meg Tape.
SELECTED DATA RATE
1Meg
MFM
DESCRIPTION
DESCRIPTION
DESCRIPTION
FM
---
11: Reserved.
SELDEN
1