Read Sharp AR-M35 / AR-M450 (serv.man8) Service Manual online
AR-350/450 DATA FLOW 7-4
H. Software composition
I. Name of function block
name of function block
description
PWB
software
scanner block
This block controls SCAN ASIC and scanner unit.
SCAN
scanner
task for management of copier
input sequence
input sequence
This block manages input sequence of copier image and handles scanner unit. At
same time,it sets ICU ASIC parameter and starts up each task.
same time,it sets ICU ASIC parameter and starts up each task.
MFP
copier application
scanning task
This block sets parameters for taking image to ICU ASIC from SCAN ASIC.
MFP
copier application
compression task with PM22
This block sets parameters for compressing image from SCAN ASIC.
MFP
copier application
local memory
This memory block is used for storage compressed data for ERDH area at copier
function.
function.
MFP
expansion task with PM22
Image in local memory is expanded and this block transfers it to next block.
MFP
Print task
rotation task
This block rotates input image and transfers it to memory.
MFP
Print task
LSU output task
This block outputs image.
MFP
Print task
task for management of print
sequence
sequence
This block handles engine unit sequence and starts lower task at each sequence
timing.
timing.
MFP
Print task
engine block
This block prints image and controls LSU.
MFP
Engine
(without HDD Option)
Scanner Block
Engine Block
Image processing
Control information
Manage of Print
sequence
Manage of Copier
input sequence
Manage of Copier
input sequence
Scanning Task
Compression Task with PM22
Local Memory(ERDH)
Expansion Task with PM22
Print task
Rotation Task
LSU output Task(RET)
(with HDD Option)
Scanner Block
Engine Block
Image processing
Control information
Manage of Print
sequence
Scanning Task
Compression Task with PM22
HDD Memory(ERDH)
Expansion Task with PM22
Print task
Rotation Task
LSU output Task(RET)
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