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2.3
Sequence Instructions
2.3.1
Contact instructions
Category
LD
LDI
AND
ANI
OR
ORI
LDP
LDF
ANDP
Contact
ANDF
ORP
ORF
LDPI
LDFI
ANDPI
ANDFI
ORPI
ORFI
*1:
The number of steps may vary depending on the device being used.
Internal device, file register (R0 to R32767)
Direct access input (DX)
Devices other than above
Symbol
• Starts logic operation
(Starts a contact logic operation)
• Starts logical NOT operation
(Starts b contact logic operation)
• Logical product (a contact series connection)
• Logical product NOT (b contact series
connection)
• Logical sum (a contact parallel connection)
• Logical sum NOT (b contact parallel
connection)
• Starts leading edge pulse operation
• Starts trailing edge pulse operation
• Leading edge pulse series connection
• Trailing edge pulse series connection
• Leading edge pulse parallel connection
• Trailing edge pulse parallel connection
• Starts leading edge pulse NOT operation
• Starts trailing edge pulse NOT operation
• Leading edge pulse NOT series connection
• Trailing edge pulse NOT series connection
• Leading edge pulse NOT parallel connection
• Trailing edge pulse NOT parallel connection
Device
Processing Details
Number of Steps
1
2
3
Execution
Condition
Page
*1
124
Page
*1
126
*2
3
*2
3
*2
4
Page
128
*2
4
*2
4
*2
4
29
2
3
4
5
6
7
8
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