Chapter 5 video interface, 1 video interface signals, Video interface signals $ 1 – FUJITSU 50FH5037E-02 User Manual
Page 39: Video interface signal lines
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CHAPTER 5
VIDEO INTERFACE
5.1
Video Interface Signals
5.2
Driver/Receiver
5.3
Data Transfer
5.4
Timing
This chapter describes the video interface, which transfers the scanning data from the
scanner to the host computer.
5.1
Video Interface Signals
Figure 5.1 Video interface signal lines
V0 to V7 (8 lines)
Host
computer
FAIL
VCL
Scanner
HGATE
VGATE
(1)
VCL
This signal is a sampling clock for the video data V0 to V7.
(2)
HGATE
This signal indicates that the main>scanning video data is valid.
(3)
VGATE
50FH5037E>02
5 $ 1
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