Delta AS Series Programming Manual page 954

API Instruction code
1814 VFDRW
Device X Y M
S
1
S
2
S
3
S
Data
type

S
1

S
2

S
3

S
Symbol
Explanation
1. S sets the communication port number. The number for COM1 is 1, COM2 is 2, Card1 is 11 and Card2 is 12. If the
1
value exceeds the valid range, the instruction does not receive any communication data.
2. S sets the station address for the VFD AC motor drive. 0 indicates that the instruction uses the broadcast mode.
2
The range is between 0–254, and the instruction is not executed if this value is out of the valid range.
Operand
S , S , S , S
1 2 3
S T C HC D








Pulse instruction
-
： Communication port number
S
1
： VFD station address
S
2
： Function code
S
3
S ： Source and received data
Cha p ter 6 App l ied Ins truc tio ns
Function
Serial communication instruction exclusive for
Delta AC motor drive
FR SM SR E
   
   
   
16-bit instruction
AS
K 16# "$" F



32-bit instruction
-
6 - 6 7 5
6_