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參數資料
型號: W83877AF
廠商: WINBOND ELECTRONICS CORP
元件分類: 外設及接口
英文描述: Multi-Function I/O Port Controller(多功能輸入/輸出口控制器)
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封裝: QFP-100
文件頁數: 13/171頁
文件大小: 1634K
代理商: W83877AF
W83877AF
Publication Release Date: Dec. 1996
Preliminary Version 0.52
- 11 -
1.4 Multi-Mode Parallel Port, continued
SYMBOL
PIN
I/O
FUNCTION
ERR
29
IN
t
PRINTER MODE: ERR
An active low input on this pin indicates that the printer has
encountered an error condition. This pin is pulled high internally.
Refer to the description of the parallel port for the definition of
this pin in ECP and EPP mode.
OD
12
EXTENSION FDD MODE: HEAD2
This pin is for Extension FDD B; its function is the same as that
of the HEADpin.
EXTENSION ADAPTER MODE: XA2
This pin is system address A2 for the Extension Adapter.
OUT
12t
OD
12
EXTENSION 2FDD MODE: HEAD2
This pin is for Extension FDD A and B; its function is the same
as that of the HEAD pin.
JOYSTICK MODE: NC pin.
_
SLIN
22
OD
12
PRINTER MODE: SLIN
Output line for detection of printer selection. This pin is pulled
high internally. Refer to the description of the parallel port for the
definition of this pin in ECP and EPP mode.
OD
12
EXTENSION FDD MODE: STEP2
This pin is for Extension FDD B; its function is the same as that
of the STEP pin.
EXTENSION ADAPTER MODE: XTC
This pin is the DMA terminal count for the Extension Adapter.
The count is sent by TC directly.
OUT
12t
OD
12
EXTENSION 2FDD MODE: STEP2
This pin is for Extension FDD A and B; its function is the same
as that of the STEP pin.
JOYSTICK MODE: V
DD
for joystick.
OUT
12t
相關PDF資料
PDF描述
W83877ATD enhanced version from Winbonds most popular I/O chip W83877F
W83877ATF enhanced version from Winbonds most popular I/O chip W83877F
W83877 WINBOND I/O
W83877F WINBOND I/O
W83877TD I/O chip disk drive adapter
相關代理商/技術參數
參數描述
W83877ATD 制造商:WINBOND 制造商全稱:Winbond 功能描述:enhanced version from Winbonds most popular I/O chip W83877F
W83877ATF 制造商:WINBOND 制造商全稱:Winbond 功能描述:enhanced version from Winbonds most popular I/O chip W83877F
W83877F 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83877TD 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83877TF 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O