Omron SYSMAC CS1W-SCB41-V1 Operation Manual page 599

ES100 @ Digital Controller Protocol
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))
First word of
send data
Receive Data Word Allocation (4th Operand of PMCR(260))
Receive data
storage words
570
+0 Number of send data words
+1
Number of units
+2 (Undefined)
+3 (Undefined)
~
+22 (Undefined)
Offset Contents (data format)
+0 Number of send data words
(4 digits Hex)
+1 Number of units (4 digits Hex)
+2 1st unit
Unit No. (2 digits BCD)
+3 2nd unit
Unit No. (2 digits BCD)
+22 21st unit
(max.) Unit No. (2 digits BCD)
+0 Number of receive data words
+1
SP data (rightmost 4 digits)
+2
SP data (leftmost 4 digits)
+3
PV data (rightmost 4 digits)
+4
PV data (leftmost 4 digits)
+5 MV (rightmost 4 digits)
MV (leftmost 4 digits)
+6
~
+121
SP data (rightmost 4 digits)
SP data (leftmost 4 digits)
+122
PV data (rightmost 4 digits)
+123
PV data (leftmost 4 digits)
+124
MV (rightmost 4 digits)
+125
+126 MV (leftmost 4 digits)
Offset Contents (data format)
+0 1st unit
Number of receive data words (4 digits Hex)
+1 1st unit
SP data (rightmost 4 digits) (4 digits BCD)
+2 1st unit
SP data (leftmost 4 digits) (4 digits BCD)
+3 1st unit
PV data (rightmost 4 digits) (4 digits BCD)
+4 1st unit
PV data (leftmost 4 digits) (4 digits BCD)
+5 1st unit
MV (rightmost 4 digits) (4 digits BCD)
+6 1st unit
MV (leftmost 4 digits) (4 digits BCD)
Unit No. 1st unit
Unit No.
2nd unit
~
Unit No.
21st unit (max.)
Number of units + 2
0001 to 0015 (1 to 21 decimal)
00 to 31
00 to 31
•
•
•
00 to 31
1st unit
~
21st unit
Appendix K
Data
Data
Number of units × 6 + 1
00000000 to 09999000
F indicates a negative number.
00000000 to 09999000
F indicates a negative number.
00000000 to 09999000
F indicates a negative number.