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ASTRO VG-871 - LLVDS4 [20 H 29 H]: LVDS Data Readout

ASTRO VG-871
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Chapter 2 INDIVIDUAL FORMATS FOR VG CONTROL COMMANDS
37
2.10 LLVDS4 [20H 29H]: LVDS data readout
Function: This command reads the LVDS data of the designated program. When the program
number is 0, it reads out the data from the buffer RAM. 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
Command:
STX
1 byte
02H
VG4CMD
1 byte
FDH
LLVDS4
2 bytes
20H 29H
Program number
1 to 4 bytes
“0” to “2000”, “9999”
ETX
1 byte
03H
Fig. 2-10-1
Data:
STX
1 byte
02H
TRDT
1 byte
10H
Dual Mode
1 byte
“0” = Single (Auto)
“1” = Dual (Auto)
“2” = Quad (10 bits)
“3” = Single (10 bits)
“4” = Single (Mbits)
“5” = Dual (10 bits)
“6” = Dual (Mbits)
,
1 byte
2CH (Delimiter)
Split Mode
1 byte
“0” = None
“1” = Split into 2 (Valid at Dual or Quad setting)
“2” = Split into 4 (Valid at Quad setting)
,
1 byte
2CH (Delimiter)
Control 1
1 byte
“0” = LOW, “1” = HIGH
,
1 byte
2CH (Delimiter)
Control 2
1 byte
“0” = LOW, “1” = HIGH
,
1 byte
2CH (Delimiter)
Control 3
1 byte
“0” = LOW, “1” = HIGH
,
1 byte
2CH (Delimiter)
Control 4
1 byte
“0” = LOW, “1” = HIGH
LVDS Select
1 BYTE
"0"=DEF1(DISM)
"1"=DEF2(OpenLDI)
"2"=USER1
"3"=USER2
"4"=USER3
"5"=refer Program
,
1 byte
2CH (Delimiter)
Reserved1
1 byte
Fixed at “0”
,
1 byte
2CH (Delimiter)
Reserved2
1 byte
Fixed at “0”
,
1 byte
2CH (Delimiter)
Reserved3
1 byte
Fixed at “0”
ETX
1 byte
03H
Fig. 2-10-2

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