W83697HG Nuvoton Technology Corporation of America, W83697HG Datasheet - Page 75

• Manufacturer Part Number: W83697HG
• Description: IC LPC SUPER I/O 128-PQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83697HG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V, 5V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CRF2 (Default 0xFF)
CRF4 (Default 0x00)
FDD0 Selection:
CRF5 (Default 0x00)
FDD1 Selection: Same as FDD0 of CRF4.
TABLE A
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
Bit 7: Reserved.
Bit 6: Precomp. Disable.
Bit 5: Reserved.
Bit 2: Reserved.
Bit 1:0: DTYPE0, DTYPE1: Drive Type select (Refer to TABLE B).
DRIVE RATE TABLE
DRTS1
= 1
= 0
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
0
0
1
SELECT
Disable FDC Precompensation.
Enable FDC Precompensation.
DRTS0
0
1
0
DRATE1
1
0
0
1
1
0
0
1
1
0
0
1
DATA RATE
DRATE0
1
0
1
0
1
0
1
0
1
0
1
0
- 72 -
SELECTED DATA RATE
1Meg
1Meg
1Meg
2Meg
MFM
500K
300K
250K
500K
500K
250K
500K
250K
250K
150K
125K
250K
250K
125K
250K
125K
FM
---
---
---
---
W83697HF/ HG
SELDEN
1
1
0
0
1
1
0
0
1
1
0
0