Detailed Explanation Of Applications Commands; Call Subprogram; Conclusion Of Subprogram - Delta MS300 Series User Manual

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Chapter 16 PLC Function ApplicationsMS300
16-6-4

Detailed explanation of applications commands

API
01
Bit device
X Y
Notes on operand usage:
The S operand can designate P
MS300 series device: The S operand can designate P0-P63
API
02
Bit device
X Y
Notes on operand usage:
No operand
A contact-driven command is not needed
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CALL
P
Word device
M K H KnX KnY KnM
 S: Call subprogram pointer.
 Write the subprogram after the FEND command.
 The subprogram must end after the SRET command.
 Refer to the FEND command explanation and sample content for detailed
command functions.
SRET
P
Word device
M K H KnX KnY KnM
 A contact-driven command is not needed. Automatically returns next
command after CALL command
 Indicates end of subprogram. After end of subprogram, SRET returns to main
program, and executes next command after the original call subprogram CALL
command.
 Refer to the FEND command explanation and sample content for detailed
command functions.
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Call subprogram

S
16-bit command (3 STEP)
T C D
32-bit command
Flag signal: none

Conclusion of subprogram

－
16-bit command (1 STEP)
T C D
32-bit command
Flag signal: none
16-48
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CALL Continuous CALLP
execution type
－ － －
Continuous
FEND －
execution type
－ － －
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Pulse
execution type
－
－
－