W83627EG Nuvoton Technology Corporation of America, W83627EG Datasheet - Page 143

• Manufacturer Part Number: W83627EG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627EG

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

This bit indicates the complement of the STEP# output.
TRAK0#(Bit 4):
This bit indicates the value of the TRAK0# input.
HEAD (Bit 3):
This bit indicates the complement of the HEAD# output.
0
1
INDEX#(Bit 2):
This bit indicates the value of the INDEX# output.
WP#(Bit 1):
0
1
DIR (Bit 0)
This bit indicates the direction of head movement.
0
1
In PS/2 Model 30 mode, the bit definitions for this register are as follows:
INIT PENDING (Bit 7):
This bit indicates the value of the floppy disk interrupt output.
disk is write-protected
disk is not write-protected
side 0
side 1
outward direction
inward direction
7
6
5
4
3
W83627EHF/EF, W83627EHG/EG
- 132 -
2
1
0
DIR#
WP
INDEX
TRAK0
HEAD#
STEP F/F
DRQ
INIT PENDING