1.2 Print Signal Sequence
Figure 4-2 illustrates the signal sequence performed in the printer from when it
receives the print signals until printing starts.
Part 4: Technical Reference
4-2
BJ-W9000
Figure 4-2 Print Signal Sequence
PLD
System controller
Head controller
Carriage controller
Host
computer
DRAM
CPU
Image process controller
b b
b
c
c
Output
buffer
d
d
d'
a a a
f
g
SRAM
Band
memory
h
h
e
IPC GA1
e
e
i
Carriage
controller GA
BJ print head
BJ-W9000
j
j
Mech. controller
Motor controller
l
l
Head
controller
GA1
Line memory
CPU
l
k
: image data
: mask pattern data
: image process table data
l
g
: command data
other fundamental command
data
: this area contains multiple
components
a
FLASH
SRAM
SRAM
b
c
Printer
driver
SCSI
controller
a' a' a'
Optional
Hardware RIP
etc.
Содержание BJ-W9000
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