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參數(shù)資料
| 型號(hào)： | W83697UF |
| 英文描述： | W83697F plus 2 Extra UART (total 4 UART) |
| 中文描述： | W83697F加2額外的UART（共4 UART）的 |
| 文件頁(yè)數(shù)： | 17/78頁(yè) |
| 文件大小： | 475K |
| 代理商： | W83697UF |
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W83697UF
Publication Release Date: Dec.2002
- 13 - Revision 1.0
1.3 Multi-Mode Parallel Port, continued
SYMBOL
PD3
RDATA2#
PIN
39
I/O
I/O
12ts
FUNCTION
IN
ts
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.
PRINTER MODE: PD4
Parallel port data bus bit 4. Refer to the description of the parallel
port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: DSKCHG2#
This pin is for Extension FDD B; the function of this pin is the
same as the DSKCHG# pin of FDC. It is pulled high internally.
EXTENSION 2FDD MODE: DSKCHG2#
This pin is for Extension FDD A and B; this function of this pin is
the same as the DSKCHG# pin of FDC. It is pulled high
internally.
PRINTER MODE: PD5
Parallel port data bus bit 5. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: This pin is a tri-state output.
EXTENSION 2FDD MODE: This pin is a tri-state output.
PRINTER MODE: PD6
Parallel port data bus bit 6. Refer to the description of the parallel
port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: This pin is a tri-state output.
EXTENSION. 2FDD MODE: MOA2#
This pin is for Extension FDD A; its function is the same as the
MOA# pin of FDC.
PRINTER MODE: PD7
Parallel port data bus bit 7. Refer to the description of the parallel
port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: This pin is a tri-state output.
EXTENSION 2FDD MODE: DSA2#
This pin is for Extension FDD A; its function is the same as the
DSA# pin of FDC.
PD4
DSKCHG2#
38
I/O
12ts
IN
ts
PD5
37
I/O
12ts
-
-
PD6
MOA2#
36
I/O
12ts
-
OD
12
PD7
DSA2#
35
I/O
12ts
-
OD
12
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