Delta DVP-ES2 User Manual Page 589

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3. Instruction Set
3-473
API Mnemonic Operands Function
240~
246
D
OR
Parallel Type Comparison
Controllers
ES2/EX2 SS2 SA2
SE
SX2
Bit Devices Word devices Program Steps
Type
OP
X Y M S K H KnX KnY KnM KnS T C D E F
S
1
* ** * * * * * ***
S
2
* ** * * * * * ***
OR: 5 steps
DOR: 9 steps
PULSE 16-bit 32-bit
ES2/EX2 SS2
SA2
SE
SX2 ES2/EX2 SS2
SA2
SE
SX2 ES2/EX2 SS2
SA2
SE
SX2
Operands:
S
1
: Source device 1 S
2
: Source device 2
Explanations:
1. This instruction compares the content in S
1
and S
2
. Take API240 (OR =) for example, if the
result is “=”, the continuity of the instruction is enabled. If the result is “”, the continuity of the
instruction is disabled
2. OR (: =, >, <, <>, , ) instruction is used for parallel connection with contacts.
API No.
16-bit
instruction
32-bit
instruction
Continuity
condition
Discontinuity
condition
240
OR DOR S
1
S
2
S
1
S
2
241
OR DOR S
1
S
2
S
1
S
2
242
OR DOR S
1
S
2
S
1
S
2
244
OR<> DOR<> S
1
S
2
S
1
S
2
245
OR<= DOR<= S
1
S
2
S
1
S
2
246
OR>= DOR>= S
1
S
2
S
1
S
2
3. When the MSB (16-bit instruction: b15, 32-bit instruction: b31) of S
1
and S
2
is 1, the
comparison value will be viewed as a negative value in comparison..
4. When 32-bit counters (C200 ~ C254) are used in this instruction, make sure to adopt 32-bit
instruction (DOR). If 16-bit instruction (OR) is adopted, a “program error” will occur and
the ERROR indicator on the MPU panel will flash
Program Example:
M60 will be ON either when both X2 and M30 are “ON”, or when the content in 32-bit register D100
(D101) K100,000.
DOR>= D100 K100000
X2 M30
M60
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