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Instruction OFF execution time (µs)ON execution time (µs)ConditionsInstruction
C200HEC200HGC200HXC200HEC200HGC200HX
Conditions
IEMS(––)
Constant designation (Switch to DM.) 19.25 18.15 0.313 0.469 0.938
Word designation (Switch to EM bank.) 24.95 23.85
IORD(––) --- --- (see
note 1)
(see
note 2)
0.313 0.469 0.938
IOWR(––) --- --- (see
note 1)
(see
note 2)
0.313 0.469 0.938
STUP(––)
Default RS-232C designation 30.9 29.8 0.313 0.469 0.938
Communications Board Port A
DM designation
61 59.9
PMCR(––)
Constant for port & Sequence number,
DM for input and output words
41 39.9 0.313 0.469 0.938
Constant for port & Sequence number,
DM for input and output words
56 54.9
DM for port & Sequence number,
DM for input and output words
74.2 73.1
CMCR(––)
Word designation 74 72.9
0.313 0.469 0.938
DM designation 80 78.9
DM designation 103 101.9
Note 1. Same as the C200HX’s instruction execution time.
2. Add 14.7 µs to the C200HX’s instruction execution time.
3. Add 1.1 µs to the C200HX’s instruction execution time.
Instruction Execution Times Section 6-3