Blackmagicdesign Design 3G-SDI Arduino Shield, Installation And Operation Manual, Page: 161 / 253

159 Studio Camera Control Protocol
Group ID Parameter Type Index Min Max Interpretation
.5 Input levels fixed16
[0] ch0 0.0 1.0
0.0=minimum,
1.0=maximum
[1] ch1 0.0 1.0
0.0=minimum,
1.0=maximum
.6
Phantom
power
boolean – – –
true = powered, false =
not powered
Output
3
.0 Overlays
uint16 bit
field
– – – 0x1 = display status
– – – 0x2 = display guides
– – –
Some cameras
don
’
t allow
separate control of
guides and
status overlays.
Display
4
.0 Brightness fixed16 0.0 1.0
0.0=minimum,
1.0=maximum
.1 Overlays
int16 bit
field
– –
0x4 = zebra
0x8 = peaking
.2 Zebra level fixed16 0.0 1.0
0.0=minimum,
1.0=maximum
.3 Peaking level fixed16 0.0 1.0
0.0=minimum,
1.0=maximum
.4
Colour bars
display
time (seconds)
int8 0 30
0=disable bars,
1-30=enable
bars with timeout (s)
Tally
5
.0 Tally brightness fixed16 0.0 1.0
Sets the tally front and
tally rear brightness to
the same level.
0.0=minimum,
1.0=maximum
.1
Tally front
brightness
fixed16 0.0 1.0
Sets the tally front
brightness. 0.0=minimum,
1.0=maximum
.2
Tally rear
brightness
fixed16 0.0 1.0
Sets the tally rear
brightness. 0.0=minimum,
1.0=maximum
Tally rear brightness
cannot be turned off
Reference
6
.0 Source int8 enum 0 1
0=internal, 1=program,
2=external
.1 Offset int32 – – +/- offset in pixels