ASTRO VG-871 - LWSS4 [20 H 70 H]: WSS Data Acquisition

Chapter 2 INDIVIDUAL FORMATS FOR VG CONTROL COMMANDS
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2.78 LWSS4 [20H 70H]: WSS data acquisition
Function: This command gets the WSS data of the designated program number.
When the program has any number from 1001 to 2000, the command reads
out from the fixed data. When the program number is 9999, the command
reads the data from the command work RAM.
Sequence: Type 3
Parameters:
STX
1 byte
02H
VG4CMD
1 byte
FDH
LWSS4
2 bytes
20H 70H
Program number
1 to 4 bytes
“0” to “2000”, “9999”
ETX
1 byte
03H
Fig. 2-78-1
Data:
STX
1 byte
02H
TRDT
1 byte
10H
Enable
1 byte
“0” = OFF, “1” = ON
,
1 byte
2CH (Delimiter)
AspectRatio
1 byte
“0” = Full Format 4:3
“1” = LB 14:9 center
“2” = LB 14:9 top
“3” = LB 16:9 center
“4” = LB 16:9 top
“5” = LB >16:9 center
“6” = Full Format 14:9
“7” = Full Format 16:9
ETX
1 byte
03H
Fig. 2-78-2