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(2) Printer mode
P1) Print data (compressed data) are sent from the host. (Image
data (Data 1 – 8)
P2) Print data are developed by the ASIC and the line memory and
converted into the full dot image data and sent to the data
select section. (Image data)(VIDEO)
P3) The data are sent through the data select section to the scan-
ner (writing) section. (image data) (V DATA)
CCD PWB
DATA FLOW DIAGRAM
CCD
DRAM
I/F
CPU
BUS
analog
image data
image data
image data (V DATA)
image data
A/D
image data(LD)
CPU
H8S
ROM
RAM
EEPROM
SRAM
32kbitx8
SRAM
32kbitx8
serial data
(OP DATA/KIN1/KIN2)
DRAM
16Mbit
(SC only)
DRAM
16Mbit
(SC only)
DRAM
16Mbit
(SC only)
serial data (EEPD)
(CCD OUT)
(CCDD0~7)
image data
(Data1~8)
(VIDEO)
serial data
(SDATA)
Amplifier
MCU PWB
Image process ASIC
Data select
ICU PWB
LSU unit
Laser
Operation panel
Image
process
C1
C2 C3
P2
ASIC
P1
P3C4
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