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CHAPTER 2
2 - 15
COPYRIGHT © 1999 CANON INC. CANOSCAN FB330/FB630 SERIES REV.0 OCT. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Figure 2-8-4
<White shading data composition>
Time required
about 3 seconds
(per command for each color)
YES
Standby
NO
YES
White shading
data is required?
Moves scanning unit forward 4 lines
Initializes buffer RAM control
Sets specified LED
parameter to turn ON
Moves scanning unit
forward 6 lines
NO
YES
6 lines of data
was obtained?
LED OFF
Obtains 1 line of data to buffer RAM
Moves scanning unit
to the home position
NO
White data
was transmitted?
Standby