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參數(shù)資料
| 型號： | GL842 |
| 廠商： | Genesys Logic, Inc. |
| 英文描述： | USB 2.0 2-in-1 Scanner Controller |
| 中文描述： | 個USB 2.0 2合1掃描儀控制器 |
| 文件頁數(shù)： | 7/64頁 |
| 文件大?。?/td> | 542K |
| 代理商： | GL842 |
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GL842 USB 2.0 2-in-1 Scanner Controller
Genesys Logic Inc.—All rights reserved.
Page 7
CHAPTER 2 FEATURES
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Highly integrated scanner controller chip. (2-in-1; Scanner Controller and USB 2.0 Interface)
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USB 2.0 High Speed (480Mbit) compliance. (USB 2.0 High Speed logo certified)
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Design for sheetfed, flatbed and transparency scanner.
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12MHz Low frequency clock input required for better EMI.
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Flexible 3.3V/5V power selection for pad I/O.
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Adjustable working speed for different usage.
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Fast operation speed. (0.3us/pixel. in 40MHz working clock)
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It costs only 12 seconds for 600dpi A4 size color scanning.
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Available sensor types: 600, 1200 and 2400dpi color CIS or CCD.
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Support linear or stagger CCD, such as NEC, Toshiba or Sony CDD.
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Support 48-Bits color (16-Bits gray level) scanning.
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Support color, fine Gray, fast gray and fast B/W scan for CDD.
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Support color, gray, true gray and B/W scan for CIS.
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Support three scanning types: pixel by pixel (pixel rate), line by line (line rate) and RGB line by turns (line rate).
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16 bits white/dark shading and 16-to-8 bits Gamma correction.
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Support digital average and hardware deletion pixel function for speeding up low resolution scan.
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Support hardware deletion type for DPI function (2400 to 1 DPI, 1 DPI decrement).
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Programmable threshold level for B/W.
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Exposure time is adjustable (1 pixel time increment step).
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Scan width (scan area) control for horizontal line (1 pixel increment step).
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Support 256K*16, 256K*16*2 and 1M*16 bits EDO-DRAM.
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Support 5 acceleration/deceleration motor tables for detailed controllable high speed motor moving.
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Support controllable bipolar motor in full, half and quarter steps moving.
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Support controllable uni-polar motor in full and half steps moving.
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Build-in PWM control phase for uni-polar motor.
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Programmable dummy lines to resolve start/stop (discontinuous) problem.
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Watch dog protect for lamp, motor and ASIC.
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Lamp timeout (sleeping) control.
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Support 16 GPIO pins and 2 GPO pins.
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Output motor trigger signal under scanning for ADF.
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2 Output ports for lamp (include flatbed and transparency with PWM) control.
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Input port for home sensor.
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Power on check status.
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Support LED Blinking.
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Support Back Scanning.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| GL843 | High Speed USB 2.0 With ADF 2-in-1 Scanner Controller |
| GL850A | USB 2.0 Low-Power HUB Controller |
| GL850A-MNGXX | USB 2.0 Low-Power HUB Controller |
| GL850A-MNNXX | USB 2.0 Low-Power HUB Controller |
| GL850A-MSGXX | USB 2.0 Low-Power HUB Controller |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| GL843 | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:High Speed USB 2.0 With ADF 2-in-1 Scanner Controller |
| GL848 | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:High Speed USB 2.0 |
| GL850 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:USB 2.0 4-PORT HUB Controller |
| GL850A | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
| GL850A-MNGXX | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
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