參數(shù)資料
型號: W83977CTF-AW
英文描述: PERIPHERAL (MULTIFUNCTION) CONTROLLER
中文描述: 周邊(多功能)控制器
文件頁數(shù): 22/161頁
文件大?。?/td> 592K
代理商: W83977CTF-AW
W83977EF/ CTF
PRELIMINARY
Publication Release Date: March 1999
-13 -
Revision A1
1.5 Multi-Mode Parallel Port, continued
SYMBOL
PIN
I/O
FUNCTION
SLIN#
32
OD
12
OD
12
OD
12
PRINTER MODE: SLIN#
Output line for detection of printer selection. This pin is pulled
high internally. Refer to description of the parallel port for
definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE:STEP2#
This pin is for Extension FDD B; its function is the same as the
STEP# pin of FDC.
EXTENSION 2FDD MODE: STEP2#
This pin is for Extension FDD A and B; its function is the same as
the STEP# pin of FDC.
INIT#
33
OD
12
OD
12
OD
12
PRINTER MODE: INIT#
Output line for the printer initialization. This pin is pulled high
internally. Refer to description of the parallel port for definition of
this pin in ECP and EPP mode.
EXTENSION FDD MODE: DIR2#
This pin is for Extension FDD B; its function is the same as the
DIR# pin of FDC.
EXTENSION 2FDD MODE: DIR2#
This pin is for Extension FDD A and B; its function is the same as
the DIR# pin of FDC.
AFD#
35
OD
12
OD
12
OD
12
PRINTER MODE: AFD#
An active low output from this pin causes the printer to auto feed
a line after a line is printed. This pin is pulled high internally.
Refer to description of the parallel port for definition of this pin in
ECP and EPP mode.
EXTENSION FDD MODE: DRVDEN0
This pin is for Extension FDD B; its function is the same as the
DRVDEN0 pin of FDC.
EXTENSION 2FDD MODE: DRVDEN0
This pin is for Extension FDD A and B; its function is the same as
the DRVDEN0 pin of FDC.
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