326
ES100
#
Digital Controller Protocol
Appendix H
Read Control Monitor Data (Sequence No. 257 (Hex 0101))
Reads the control monitor data (SP/PV/MV) in the variable area.
Send Data Word Allocation (3rd Operand of PMCR(260))
Receive Data Word Allocation (4th Operand of PMCR(260))
Offset
Contents (data format)
Data
+0
Number of send data words
(4 digits Hex)
Number of units + 2
+1
Number of units (4 digits Hex)
0001 to 0015 (1 to 21 decimal)
+2 1st
unit
Unit No. (2 digits BCD)
00 to 31
+3
2nd unit
Unit No. (2 digits BCD)
00 to 31
•
•
•
+22
(max.)
21st unit
Unit No. (2 digits BCD)
00 to 31
Offset
Contents (data format)
Data
+0
1st unit
Number of receive data words (4 digits Hex)
Number of units
×
6 + 1
+1
1st unit
SP data (rightmost 4 digits) (4 digits BCD)
00000000 to 09999000
F indicates a negative number.
+2
1st unit
SP data (leftmost 4 digits) (4 digits BCD)
+3
1st unit
PV data (rightmost 4 digits) (4 digits BCD)
00000000 to 09999000
F indicates a negative number.
+4
1st unit
PV data (leftmost 4 digits) (4 digits BCD)
+5
1st unit
MV (rightmost 4 digits) (4 digits BCD)
00000000 to 09999000
F indicates a negative number.
+6
1st unit
MV (leftmost 4 digits) (4 digits BCD)
(Undefined)
Unit No.
First word of
send data
Number of send data words
+0
+1
+2
+3
+22
(Undefined)
Unit No.
Number of units
(Undefined)
Unit No.
~
~
21st unit (max.)
2nd unit
1st unit
Receive data
storage words
Number of receive data words
+0
+1
+2
+3
+4
+5
+6
+121
+122
+123
+124
+125
+126
SP data (rightmost 4 digits)
~
~
SP data (leftmost 4 digits)
MV (rightmost 4 digits)
MV (leftmost 4 digits)
1st unit
21st unit
PV data (rightmost 4 digits)
PV data (leftmost 4 digits)
SP data (rightmost 4 digits)
SP data (leftmost 4 digits)
MV (rightmost 4 digits)
MV (leftmost 4 digits)
PV data (rightmost 4 digits)
PV data (leftmost 4 digits)
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