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Appendix H
ES100j Digital Controller Protocol
253
Receive Data Word Allocation (3rd Operand of PMCR)
Receive data
storage words
Number of receive data words+0
+1
+2
+3
+4
+63
+64
SP data (rightmost 4 digits)
~ ~
SP data (leftmost 4 digits)
SP data (rightmost 4 digits)
SP data (leftmost 4 digits)
1st unit
32nd unit
SP data (rightmost 4 digits)
SP data (leftmost 4 digits)
2nd unit
Offset Contents (data format) Data
+0 Number of receive data words
(4 digits BCD)
Number of units 2 + 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 2nd unit
SP data (rightmost 4 digits)
(4 digits BCD)
00000000 to 09999000
F indicates a negative number.
+4 2nd unit
SP data (leftmost 4 digits)
(4 digits BCD)
D
D
D
+63 32nd unit
SP data (rightmost 4 digits)
(4 digits BCD)
00000000 to 09999000
F indicates a negative number.
+64 32nd unit
SP data (leftmost 4 digits)
(4 digits BCD)
Read MV Data (Sequence No. 256)
Reads the MV for the variable type “analog data” in the variable area.
Send Data Word Allocation (2nd Operand of PMCR)
(Undefined)
Unit No.
First word of
send data
Number of send data words+0
+1
+2
+3
+33
(Undefined)
Unit No.
Number of units
(Undefined)
Unit No.
~ ~
32nd unit (max.)
2nd unit
1st unit