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Chapter 2 — Overview and Operation
Command
Code
0037
Second Channel Audio Mode
003A
Set Output Discretes
003B
Video Switch
003C
Set Audio Channel Select/Audio Fade
003D
Set Transport Program ID (PID)
003E
Set Freeze Field/Frame
0046
Genlock to SDI Timing Adjustment
0047
Video/Audio Fade
Command Code Description
0000 Soft Reset, Audio/Video: This command performs a reset of the audio and
video circuits and forces the screen to black or selected background color.
0004 Set Time Code: This command passes a SMPTE time code to the decoder
for use with a subsequent command. The time code is defined in the 32-bits of
data as shown: This command has four different uses:
Table 2-10.Time Code Command Description
• Set User Defined starting time code (used in place of GOP header time code):
1. Send "Set Time Code" (command 0004h) with specific starting time
code.
2. Send "LTC/VITC Time Code Configuration" (command 0005h)
command with bits 11&10=01b.
Function Name (Continued)
Before
Immed
Play
X
X
X
X
X
X
X
X
X
X
X
X
X
X
DECODER Command (45h)
69
Inline
X
X
X
X
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