MX-FR Series Modular Matrix Frames – User's Manual 122
Parameters
<info> block
S.
Format: S<a><b><c><d>
Parameter Description Parameter Values
<a> 5V power presence
0 = 5V is not present
1 = 5V is present
<b> Signal detection
0 = no valid signal on the input
1 = active video signal is present
<c>
0 = DVI mode
1 = HDMI mode (24 bpp)
2 = HDMI mode (30 bpp), deep color
3 = HDMI mode (36 bpp), deep color
<d> HDCP state
0 = HDCP encryption is disabled
1 = HDCP encryption is active
Example: S1131 #hdcp
5V and active video signal is present in HDMI deep color mode (36 bpp), HDCP is active.
<video> block
INFO: This block is present only if a valid video signal is present on the selected port.
character of this block is V.
Format: V<Resolution>,<Hsync>,<Color_space>
Example: V1920x1080p60,675,00
Parameter Description Parameter Values
<Resolution> <>x<Height><Scan><Vsync>
<> = active video width (pixels)
<Height> = active video height (pixels)
<Scan> = p: progressive, i: interlaced scan mode
<Vsync> value (Hz)
<Hsync> Horizontal sync <Hsync> value (kHz)
<Color_
space>
Color space information
00 = RGB444
10
20
1080p60 signal is detected with progressive scan at 60 Hz refresh rate; vertical sync value is 675 kHz and
the signal is in RGB 4:4:4 color space.
<audio> block #audio
INFO: This block is present only if a valid video signal is present on the selected port.
The audio info block determines the type of the audio, the decoded sampling frequency and some further
Format: A<a><b><c><d><ee><ff>
Parameter Description Parameter Values
<a> Audio type
0 = no audio data is present
1 = PCM audio
2 = Compressed audio
4 = High bitrate audio
<b> Sampling frequency
A = 44.1 kHz
C = 48 kHz
D = 32 kHz
E = 22.05 kHz
G = 24 kHz
I = 88.2 kHz
J = 768 kHz
= 96 kHz
M = 176.4 kHz
O = 192 kHz
B = no information
<c>
Audio codec type
cases)
0 = undetermined
1 = IEC 60958PCM
2 = AC3
3 = MPEG-1 (Layers 1&2)
4 = MP3 (MPEG-1 Layer 3)
5 = MPEG-2 (multichannel)
6 = AAC
7 = DTS
8 = ATRAC
9 = One Bit Audio
A = Dolby Digital
B = DTS-HD
C = MLP
<d> Audio channel number
0
0..7 = channel number is equal to (<d>+1)
<ee>
Sampling frequency and
sample size (encoded
in HEX format and
represented by binary
format)
7-5 bits:
reserved and shall
be 0 (zero)
4-2 bits:
000
001 = 32 kHz
010 = 44.1 kHz
011 = 48 kHz
100 = 88.2 kHz
101 = 96 kHz
110 = 176.4 kHz
111 = 192 kHz
1-0 bits:
00
01 = 16 bit
10 = 20 bit
11 = 24 bit
example:
0F = 000 011 11
48 kHz sampling frequency and 24 bit sample length
<ff>
Speaker locations
(See the following table
for the possible values)
This byte describes how various speaker locations are allocated
to the audio channels:
FR/FL
LFE = Low-frequency effect
FC/RC
RR/RL
FRC/FLC
RRC/RLC
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