Yaskawa MP900 Series Ladder Programming Manual - Manual (Page 350)

5.11 C-language Control Instructions
5.11.1 Call C-language Function (C-FUNC)
5-281
Instructions
5
5.11 C-language Control Instructions
5.11.1 Call C-language Function (C-FUNC)
( 1 ) Operation
This instruction calls a C-language function from a ladder drawing.
ΠFor details on C-language functions, refer to the Machine Controller MP2000 Series Embedded C-Language
Programming Package Development Guide (Manual No.: SIEP C880700 25).
( 2 ) Format
∗ 1. Optional.
∗ 2. C and # registers cannot be used.
∗ 3. M or D register only.
Ladder Drawing
C-language function
Function called.
C-FUNC
instruction
Parameter Name
Applicable Data Types
B W L F A Index Constant
Execution flag (Execute) { × × × × × ×
Option 1 (Option1) × { × × × { {
Option 2 (Option2) × { × × × { {
Function name
(C_Name)
× × × × { × ×
Argument 1 (C_Arg1) × × × × { *3 × ×
Argument 2 (C_Arg2) × × × × { *3 × ×
Completion flag *1
(Complete)
{ *2 × × × × × ×
Error flag *1 (Error) { *2 × × × × × ×
Return value (Return) × × { × × × ×
Function name
Argument 1
Argument 2
Completion flag
Error flag
Return value
Execution flag
Option 1
Option 2
Icon:
Key entry: C-FUNC