Omron CS1W-SCU21 Operation Manual page 342

ES100# Digital Controller Protocol
Read PV Data (Sequence No. 254 (Hex 00FE))
Reads the PV data for the variable type "analog data" 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
+0 Number of send data words
+1 Number of units
+2 (Undefined)
+3 (Undefined)
~
+33 (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)
+33 32nd unit
(max.) Unit No. (2 digits BCD)
+0
Number of receive data words
+1
PV data (rightmost 4 digits)
+2
PV data (leftmost 4 digits)
+3 PV data (rightmost 4 digits)
+4 PV data (leftmost 4 digits)
~
PV data (rightmost 4 digits)
+63
PV data (leftmost 4 digits)
+64
Offset Contents (data format)
+0 Number of receive data words
(4 digits Hex)
+1 1st unit
PV data (rightmost 4 digits)
(4 digits BCD)
+2 1st unit
PV data (leftmost 4 digits)
(4 digits BCD)
+3 2nd unit
PV data (rightmost 4 digits)
(4 digits BCD)
+4 2nd unit
PV data (leftmost 4 digits)
(4 digits BCD)
+63 32nd unit
PV data (rightmost 4 digits)
(4 digits BCD)
+64 32nd unit
PV data (leftmost 4 digits)
(4 digits BCD)
Unit No. 1st unit
Unit No. 2nd unit
~
Unit No. 32nd unit (max.)
Number of units + 2
0001 to 0020 (1 to 32 decimal)
00 to 31
00 to 31
•
•
•
00 to 31
1st unit
2nd unit
~
32nd unit
Number of units × 2 + 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.
Appendix H
Data
Data
323