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參數(shù)資料
| 型號(hào)： | LM9830VJDX |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | LM9830 36-Bit Color Document Scanner |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP100 |
| 封裝： | PLASTIC, TQFP-100 |
| 文件頁(yè)數(shù)： | 8/45頁(yè) |
| 文件大?。?/td> | 566K |
| 代理商： | LM9830VJDX |
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Timing Diagrams
STROBE
BUSY
Address
D0 - D7
Figure 1: Parallel Port Address Write
SELECT IN
t
SETUP1
t
SETUP2
AUTOFEED
t
SI-B1
t
B-SI
t
HOLD1
t
HOLD2
t
SI-B2
STROBE
BUSY
Data
D0 - D7
Figure 2: Parallel Port Data Write
SELECT IN
t
SETUP1
t
SETUP2
AUTOFEED
t
B-AF1
t
HOLD2
t
HOLD1
t
AF-B1
t
AF-B2
STROBE
BUSY
Data
D0 - D7
Figure 3: Parallel Port 8 Bit Data Read
SELECT IN
t
EPP ACCESS
AUTOFEED
t
AF-B3
t
B-AF2
t
EPP HOLD
t
AF-B4
STROBE
BUSY
Figure 4: Parallel Port Nibble Data Read
SELECT IN
t
NIB ACCESS1
AUTOFEED
t
AF-B3
t
B-AF2
t
NIB ACCESS2
ERROR (D0, D4)
SELECT (D1, D5)
PE (D2, D6)
ACK (D3, D7)
D7-D4
D3-D0
t
AF-B4
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