W83697UG Nuvoton Technology Corporation of America, W83697UG Datasheet - Page 12

• Manufacturer Part Number: W83697UG
• Description: IC LPC SUPER I/O 128-PQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83697UG

• 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
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant

5.3 Multi-Mode Parallel Port
The following pins have alternate functions, which are controlled by CR28 and L3-CRF0.
SYMBOL
MOB2#
WD2#
WE2#
BUSY
SLCT
PE
PIN
29
30
31
OD
OD
OD
IN
IN
IN
I/O
ts
ts
ts
12
12
12
PRINTER MODE:
An active high input on this pin indicates that the printer is
selected. This pin is pulled high internally.
description of the parallel port for definition of this pin in ECP
and EPP mode.
EXTENSION FDD MODE: WE2#
This pin is for Extension FDD B; its function is the same as
the WE# pin of FDC.
EXTENSION 2FDD MODE: WE2#
This pin is for Extension FDD A and B; its function is the
same as the WE# pin of FDC.
PRINTER MODE:
An active high input on this pin indicates that the printer has
detected the end of the paper.
internally. Refer to the description of the parallel port for the
definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: WD2#
This pin is for Extension FDD B; its function is the same as
the WD# pin of FDC.
EXTENSION 2FDD MODE: WD2#
This pin is for Extension FDD A and B; its function is the
same as the WD# pin of FDC.
PRINTER MODE:
An active high input indicates that the printer is not ready to
receive data. This pin is pulled high internally. Refer to the
description of the parallel port for definition of this pin in ECP
and EPP mode.
EXTENSION FDD MODE: MOB2#
This pin is for Extension FDD B; its function is the same as
the MOB# pin of FDC.
EXTENSION 2FDD MODE: MOB2#
This pin is for Extension FDD A and B; its function is the
same as the MOB# pin of FDC.
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W83697UF/W83697UG
FUNCTION
This pin is pulled high
Refer to the