W83L517D_05 Datasheet, PDF (14/133 Pages) Winbond – LPC I/O for Notebook

W83L517D/W83L517D-F
Multi-Mode Parallel Port, continued
SYMBOL
PIN
PD1
26
(TRAK02#)
PD2
27
(WP2#)
PD3
28
(RDATA2#)
I/O
I/O_12t
IN_t
IN_t
I/O_12t
IN_t
IN_t
I/O_12t
IN_t
IN_t
FUNCTION
PRINTER MODE: PD1
Parallel port data bus bit 1. Refer to the description of
the parallel port for the definition of this pin in ECP and
EPP mode.
EXTENSION FDD MODE: TRAK02#
This pin is for Extension FDD B; its function is the
same as the TRAK0# pin of FDC. It is pulled high
internally.
EXTENSION. 2FDD MODE: TRAK02#
This pin is for Extension FDD A and B; its function is
the same as the TRAK0# pin of FDC. It is pulled high
internally.
PRINTER MODE: PD2
Parallel port data bus bit 2. Refer to the description of
the parallel port for the definition of this pin in ECP and
EPP mode.
EXTENSION FDD MODE: WP2#
This pin is for Extension FDD B; its function is the
same as the WP# pin of FDC. It is pulled high
internally.
EXTENSION. 2FDD MODE: WP2#
This pin is for Extension FDD A and B; its function is
the same as the WP# pin of FDC. It is pulled high
internally.
PRINTER MODE: PD3
Parallel port data bus bit 3. Refer to the description of
the parallel port for the definition of this pin in ECP and
EPP mode.
EXTENSION FDD MODE: RDATA2#
This pin is for Extension FDD B; its function is the
same as the RDATA# pin of FDC. It is pulled high
internally.
EXTENSION 2FDD MODE: RDATA2#
This pin is for Extension FDD A and B; its function is
the same as the RDATA# pin of FDC. It is pulled high
internally.
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