HITACHI CONFIDENTIAL PROPRIETARY 99/12/28 COM_914.DOC
n)
Switch the auto / manual exposure
:RFB7F00
:WFB7FX
1
X
0
bit 4 of X
1
X
0
: 0-Auto 1-Manual
o)
Set the brighter exposure tuning value in manual exposure mode
:RFB7E00
:WFB7EX
1
X
0
X
1
X
0
: Set bit 1 of echo back data to “0”.
:wFB32X
3
X
2
X
1
X
0
X
3
X
2
X
1
X
0
: tuning value
( min. H’0000
……
F1.4(wide) ; brightest )
[Please refer to the attached Table.3.]
p)
Set the brighter exposure tuning value in manual exposure mode
:RFB7E00
:WFB7EX
1
X
0
X
1
X
0
: Set bit 1 of echo back data to “1”.
:wFB32X
3
X
2
X
1
X
0
X
3
X
2
X
1
X
0
: tuning value
( max. H’0640
……
F32.0(wide) ; darkest )
[Please refer to the attached Table.3.]
Table.3 F-value data table (reference value)
tuning value
F-value
[zoom wide]
X
3
X
2
X
1
X
0
F1.4
0000
open ( brightest )
F2.0
00C0
F2.8
0180
[upper]
F4.0
0240
F5.6
0300
brighter
F8.0
03C0
F11.2
0480
[lower]
F16.0
0540
F22.4
0600
darker
F32.0
0640
close ( darkest )
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