ASX340AT Datasheet, PDF (32/75 Pages) ON Semiconductor – Color CMOS NTSC/PAL Digital Image

ASX340CS: 1/4-Inch Color CMOS NTSC/PAL Digital Image Sensor
External Signal Processing
Host Command Process Flow
Figure 16: Host Command Process Flow
H o st co u ld in se rt a n
o p tio n a l d e la y here
No
No
Issu e
C o mma n d
R e a d C o mma n d
re g ister
D o o rb e ll
b it cle a r ?
Ye s
C o mma n d h a s
p a ra me te rs?
Ye s
Write p a ra me te rs
to
Pa ra me te r Po o l
Write co mma n d
to
C o mma n d re g iste r
H o st co u ld in se rt a n
o p tio n a l d e la y here
No
Wa it fo r a
re sp o n se?
No
Ye s
R e a d C o mma n d
re g iste r
At th is p o in t
C o mma n d R e g iste r
co n ta in s re sp o n se co d e
D o o rb e ll b it
cle a r?
Ye s
C o mma n d
h a s response
No
parameters ?
Ye s
R e a d re sp o n se
p a ra me te rs fro m
Pa ra me te r Po o l
Done
ASX340AT/D Rev. H, 8/15 EN
32
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