SMP 111 • Remote Communication and Control 85
NOTES:
X!
= Encode mode 1 = Record, 2 = Stream
X#
= Horizontal and vertical start 0 to 255 (Default: 128, read only command)
X1%
= Output resolution 0 = 512x288, 1 = 480p, 2 = 720p, 3 = 1080p, 4 = 1024x768, 5 = 1280x1024
X1^
= Output refresh rate 1 = 60 Hz, 2 = 50 Hz
X2$
= Output frame‑rate 1 = 30, 2 = 25, 3 = 24, 4 = 15, 5 = 12.5, 6 = 12, 7 = 10, 8 = 5
X2^
= Bit rate control and type 0 = VBR (Default), 1 = CVBR, 2 = CBR
X2&
= Video bit rate target 2000 to 10000 kpbs (Default = 5000)
X2(
= GOP length 1 to 30 (Default = 30)
X3!
= Encoder Presets 1 to 16 (two digit response — 0 padding)
X3@
= Audio bit‑rate 80, 96, 128, 192 (Default), 256, 320 kbps
Command and Response Tables (continued)
Command
Function
SIS Command
(Host to Device)
Response
(Device to Host)
Additional Description
Bit-rate Control/Type
Set value
E
X!
*
X2^
BRCT
}
Brct
X!
*
X2^ ]
Set bit rate type to
X2^
.
View bit rate control
type
E
X!
BRCT
}
X2^ ] View current set output bit‑rate
type.
Video Bit-rate
Set video bit rate E
V
X!
*
X2&
BITR
}
BitrV
X!
*
X2& ]
Set video bit rate to
X2&
.
View video bit rate E
V
X!
BITR
} X2& ] View video bit‑rate setting.
Audio Bit-rate
Set audio bit rate E
A1
X!
*
X3@
BITR
}
BitrA
X!
*
X3@ ]
Set audio bit‑rate to
X3@
.
View audio bit rate E
A
X!
BITR
} X3@ ] View audio bit‑rate setting.
Group of Pictures (GOP) Length
Set GOP length EX!
*
X2(
GOPL
}
Gopl
X!
*
X2( ]
Set GOP length to
X2(
.
View GOP length
EX!
GOPL
} X2( ]
View GOP length.
Video resolution
Set resolution E
X!
*
X1%
VRES
}
Vres
X!
*
X1% ]
Set resolution to
X1%
.
View resolution EX!
VRES
} X1% ] View set resolution.
Video frame-rate
Set frame‑rate E
X!
*
X2$
VFRM
}
Vfrm
X!
*
X2$ ] Set frame‑rate value of the
output to
X2$
for Channel A/B.
View frame‑rate EX!
VFRM
} X2$ ] View set output frame‑rate.
Output scaler rate
Set output rate E
X1^
RATE
}
Rate
X1^ ] Set refresh rate value of the
output to
X2$
for Channel A/B.
View output rate
E
RATE
} X1^ ]
View set output refresh rate.
Horizontal Start
View horizontal start
E
HSRT
} X#]
Hsrt
X#]
Show the horizontal location of
first active pixel in input.
Verbose mode 2/3.
Vertical Start
View vertical start E
VSRT
} X#]
Vsrt
X#]
Show vertical location of first
active pixel in input.
Verbose mode 2/3.