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ASTRO VG-871 - LCON4 [20 H BCH]: Output Terminal Acquisition

ASTRO VG-871
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Chapter 2 INDIVIDUAL FORMATS FOR VG CONTROL COMMANDS
241
2.133 LCON4 [20H BCH] : Output terminal acquisition
Function : This command gets Output terminal data of the indicated program No. In case
program NO.1001 to 2000, the VG original data is read out. In case ,NO.9999, the
data is read out from command work RAM.
Sequence : TYPE 3
Parameter :
STX
1 BYTE
02H
VG4CMD
1 BYTE
FDH
LCON4
2 BYTE
20H BCH
Program NO
1-4 BYTE
"0"-"2000","9999"
ETX
1 BYTE
03H
Fig. 2.133-1
Data :
STX
1 BYTE
02H
TRDT
1 BYTE
10H
Output terminal code#1
1-3 BYTE
"0""999"
,
1 BYTE
2CH (Delimiter)
Output terminal information
#1
1-2 BYTE
"0"=OFF, "1"=ON
,
1 BYTE
2CH (Delimiter)
Output terminal code #2
1-3 BYTE
"0"-"999"
,
1 BYTE
2CH (Delimiter)
Output terminal information
#2
1 BYTE
"0"=OFF, "1"=ON
,
1 BYTE
2CH (Delimiter)
,
1 BYTE
2CH (Delimiter)
Output terminal code #N
1-3 BYTE
"0"-"999"
,
1 BYTE
2CH (Delimiter)
Output terminal information
#N
1 BYTE
"0"=OFF, "1"=ON
ETX
1 BYTE
03H
Fig. 2.133-2
PC
VG
STX-ETX
STX+TRDT+Data+ETX
ACK or
STX+ESTS+Error Code+ETX

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